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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Ester, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Ester impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Ester-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Ester Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"(2R, 3S) Benazepril tert-Butyl Ester D5" Stable Isotopes CS-T-48563 1356841-36-5 Enquire
"(4R)-4-[(S)-Hydroxyphenylmethyl]-2,2-dimethyl-3-oxazolidine... Stable Isotopes CS-T-56320 1377320-83-6 (Unlabeled) Enquire
"(all-Z)-5,8,11,14,17-Eicosapentaenoic Acid Ethyl Ester-D5" Stable Isotopes CS-O-16625 86227-47-6 (Unlabeled) Enquire
"[1-13C]-Cyanoacetic acid, tert-butyl ester" Stable Isotopes CS-EK-00379 1116-98-9 unlabeled Enquire
"[2-(Methylsulfonyl)ethyl]carbamic Acid 13C2,15N Benzyl Este... Stable Isotopes CS-T-58572 1215476-69-9 Enquire
"1,2-Benzenedicarboxylic Acid 1-(7-Methyloctyl) Ester-d4" Stable Isotopes CS-T-48631 1332965-96-4 Enquire
"1-Hydroxy-1,2-dihydro Eprosartan-d3 Dimethyl Ester" Stable Isotopes CS-T-79087 1189431-71-7 Enquire
"2-(2-Nitrobenzylidene)-3-oxobutanoic Acid, 2-Acetoxy-2-meth... Stable Isotopes CS-T-83168 1185235-10-2 Enquire
"2,2,5-Trimethyl-1,3-dioxane-5-carboxylic Acid Vinyl Ester-d... Stable Isotopes CS-T-88091 1185176-80-0 Enquire
"2-[[[(1,1-Dimethylethoxy)carbonyl]amino]methyl]-propanoic-3... Stable Isotopes CS-T-90623 375379-70-7 Enquire
"2-Amino-4,5-bis(2-methoxyethoxy)benzoic Acid Ethyl Ester-d6... Stable Isotopes CS-O-11857 179688-27-8 (Unlabeled) Enquire
"2-Hydroxy-3-methoxy-3,3-diphenylpropanoic Acid-d3 Methyl Es... Stable Isotopes CS-T-78322 1046116-52-2 Enquire
"2-tert-Butyl-5-methyl-1,3-dioxane-5-carboxylic Acid Methyl ... Stable Isotopes CS-T-50135 1185175-97-6 Enquire
"3-(2,6-Dichlorophenyl)-5-methyl-4-isoxazolylcarboxylic-13C4... Stable Isotopes CS-T-90455 1391052-23-5 Enquire
"5-Chloro-2-hydroxy-benzoic Acid Methyl Ester-13C,d3" Stable Isotopes CS-T-71720 1794756-19-6 Enquire
"Carbonic Acid 2,5-Dioxopyrrolidin-1-yl (S)-Tetrahydrofuran-... Stable Isotopes CS-T-70343 1217695-90-3 Enquire
"Felodipine 3,5-Dimethyl Ester-d6" Stable Isotopes CS-T-74663 1794786-23-4 Enquire
"Hydantoic Acid-13C,15N Ethyl Ester" Stable Isotopes CS-T-78870 1189492-16-7 Enquire
"N-Acetylneuraminic Acid Methyl Ester 2,4,7,8,9-Pentaacetate... Stable Isotopes CS-T-47332 950508-99-3 Enquire
"N-Methoxycarbonyl Vigabatrin-13C,d2 Ethyl Ester" Stable Isotopes CS-T-81798 1346599-63-0 Enquire
"O,O,S-Trimethyl Ester Phosphorothioic Acid-d3" Stable Isotopes CS-T-87816 1370555-08-0 Enquire
"Phthalic Acid Bis(3,7-dimethyloctyl) Ester-d4" Stable Isotopes CS-T-84050 1398065-81-0 Enquire
"rac 2-Ethenyl-4,6-dimethoxy-benzoic Acid 1-Methyl-5-oxo-9-d... Stable Isotopes CS-T-92161 1246819-89-5 Enquire
"rac 2-Hydroxy-4,6-dimethoxy-benzoic Acid 1-Methyl-5-oxo-9-d... Stable Isotopes CS-T-78760 1246816-79-4 Enquire
"trans-trans-10,11-Epoxy Farnesenic Acid-d3 Methyl Ester" Stable Isotopes CS-T-92088 951116-89-5 Enquire
(-)-(2S,3S)-Viridifloric Acid Ethyl Ester-d7 Stable Isotopes CS-T-102815 176712-53-1(Unlabelled) Enquire
(+)-cis-Vincaminic Acid Ethyl-d5 Ester Stable Isotopes CS-T-97105 Not Available Enquire
(+/-)-2-Propyl-4-pentenoic Acid Methyl Ester-d3 Stable Isotopes CS-T-98512 Not Available Enquire
(±)-cis-9,10-Epoxy-12(Z)-octadecenoic acid methyl ester-d3 Stable Isotopes CS-T-97543 Not Available Enquire
(±)-trans-9,10-Epoxystearic Acid Methyl Ester-d3 Stable Isotopes CS-T-97541 Not Available Enquire
(1,3-Dimethylbutyl)ethylmalonic Acid-d5 Diethyl Ester Stable Isotopes CS-T-101471 Not Available Enquire
(11α,13E,17S)-9-O-Acetyl-17,20-dimethyl-15-oxo-2-(phenylsele... Stable Isotopes CS-T-97843 Not Available Enquire
(1-Methylethyl)carbamic Acid-d7 Phenyl Ester Stable Isotopes CS-T-81470 1329835-22-4 Enquire
(1R) Perindopril-d4 Benzyl Ester Stable Isotopes CS-T-102137 Not Available Enquire
(1S)-Perindopril-d4 Benzyl Ester Stable Isotopes CS-T-102136 Not Available Enquire
(2,3,3a,4,7,7a-Hexahydro-2-methyl-1,3-dioxo-1H-isoindol-4-yl... Stable Isotopes CS-T-98371 Not Available Enquire
(20R)-17α,20-Dihydroxycholesterol-d7 Stable Isotopes CS-T-99605 17913-42-7(Unlabelled) Enquire
(2E)-2,4-Pentadienoic Acid Ethyl Ester-d5 Stable Isotopes CS-T-98522 Not Available Enquire
(2E)-2,4-Pentadienoic Acid Methyl Ester-d3 Stable Isotopes CS-T-98521 2409-87-2(Unlabelled) Enquire
(2E,11α,13E,15S,17S)-11,15-Di-O-tetrahydropyranyl-17,20-dime... Stable Isotopes CS-T-97562 1316264-00-2 Enquire
(2E,4E)-2,4-Decadienoic Acid Methyl Ester-d3 Stable Isotopes CS-T-101632 Not Available Enquire
(2R)-2-Amino-1,2,3,4-tetrahydro-5,8-dimethoxy-2-naphthalenec... Stable Isotopes CS-T-66265 1346617-27-3 Enquire
(2R)-2-Methyl-butanoic Acid Methyl Ester-d3 Stable Isotopes CS-T-97315 Not Available Enquire
(2R)-Sorbitan Monolauric Acid Ester-d22 (Major) Stable Isotopes CS-T-94450 1338-39-2 Unlabelled Enquire
(2R,3R)-2,3-Dimethyl-1-piperazinecarboxylic-d4 Acid 1,1-Dime... Stable Isotopes CS-T-100391 1240583-15-6(Unlabeled) Enquire
(2R,3S)-rel-3-Hexyl-2-oxiranenonanoic acid methyl ester-d3 Stable Isotopes CS-T-97463 Not Available Enquire
(2S)-2-Methyl-butanoic Acid Ethyl Ester-d5 Stable Isotopes CS-T-97312 Not Available Enquire
(2S)-2-Methyl-butanoic Acid Methyl Ester-d3 Stable Isotopes CS-T-97313 Not Available Enquire
(2S,3S)-2,3-Dihydroxy-3-methyl-4-(phenylmethoxy)butanoic-d3 ... Stable Isotopes CS-T-97586 Not Available Enquire
(2S,3S)-2,3-Dihydroxy-3-methyl-4-(phenylmethoxy)butanoic-d3 ... Stable Isotopes CS-T-97585 Not Available Enquire
(2S,3S)-3-[[[(1S)-1-[[(4-Azidobutyl)amino]carbonyl]-3-methyl... Stable Isotopes CS-T-100979 Not Available Enquire
(2S,4R)-2-[(Dimethylamino)carbonyl]-4-[(methylsulfonyl)oxy]-... Stable Isotopes CS-T-101487 1246818-66-5 Enquire
(2S,4R)-2-[(Dimethylamino)carbonyl]-4-hydroxy-1-pyrrolidinec... Stable Isotopes CS-T-101488 1246814-87-8 Enquire
(2S,4S)-4-(Acetylthio)-2-[(dimethylamino)carbonyl]-1-pyrroli... Stable Isotopes CS-T-101944 1246816-04-5 Enquire
(2S,5R)-3,3-Dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane... Stable Isotopes CS-T-97570 Not Available Enquire
(2Z)-2-Butenedioic Acid 1-Methyl Ester-d3 Stable Isotopes CS-T-101759 1266402-66-7 Enquire
(2Z)-3-Methyl-4-(benzyloxy)-2-butenoic-d3 Acid Methyl Ester Stable Isotopes CS-T-102883 449759-41-5(Unlabelled) Enquire
(2Z)-Methyl 4-Bromo-2-(methoxyimino)-3-oxo-butanoic Acid Est... Stable Isotopes CS-T-100044 Not Available Enquire
(3b,5b,7a,12a)-3,7,12-Trihydroxycholan-2,2,3,4,4-d5-24-oic A... Stable Isotopes CS-T-102746 28050-54-6(Unlabelled) Enquire
(3R)​-3-​[[(1,​1-​Dimethylethyl)​dimethylsilyl]​oxy]​-​1-​py... Stable Isotopes CS-T-100385 Not Available Enquire
(3R)​-3-​Hydroxy-1-​pyrrolidinecarboxyli​c Acid Phenylmethyl... Stable Isotopes CS-T-100227 Not Available Enquire
(3R)-3,6-Dihydro-2H-1,4-thiazine-3,5-dicarboxylic Acid 3-Eth... Stable Isotopes CS-T-101513 Not Available Enquire
(3R,5S)-rel-Fluvastatin-d7 tert-Butyl Ester Stable Isotopes CS-T-97498 Not Available Enquire
(3R-cis)-(4-Methyl-3-pyrrolidinyl)-carbamic Acid 1,1-Dimethy... Stable Isotopes CS-T-99970 Not Available Enquire
(3ß)-7-Dehydro Cholesterol-d7 (Major) Stable Isotopes CS-T-73590 388622-58-0 Enquire
(3α,5β,7α,12α)-3,7,12-Trihydroxycholan-2,2,3,4,4-d5-24-oic A... Stable Isotopes CS-T-82180 52886-39-2 Enquire
(4-((3-Acetamidopropyl)(tert-butoxycarbonyl)amino)butyl)(3-(... Stable Isotopes CS-T-102768 Not Available Enquire
(4-Benzylpiperazin-1-yl)acetic Acid Ethyl Ester-d8 Stable Isotopes CS-T-101837 23173-76-4 Enquire
(4-Chlorobenzoylamino)malonic Acid-d4 Diethyl Ester Stable Isotopes CS-T-50594 1216553-23-9 Enquire
(4R)-1-Methyl-4-propyl-L-proline-d3 Methyl Ester Stable Isotopes CS-T-81532 1246815-09-7 Enquire
(4R)-4-[(R)-Hydroxyphenylmethyl]-2,2-dimethyl-3-oxazolidinec... Stable Isotopes CS-T-97423 502483-52-5 Enquire
(4R,5S)-4-(2-Hydroxypropan-2-yl)-2,2,5-trimethyl-1,3-dioxola... Stable Isotopes CS-T-102797 Not Available Enquire
(4S)-1-(Methyl-d3)-2-oxo-4-imidazolidinecarboxylic Acid, ter... Stable Isotopes CS-T-81544 1217704-07-8 Enquire
(6-{2-[3-(4-Phenylcarbamoyl)-5-(4-fluoro-phenyl)-2-isopropyl... Stable Isotopes CS-T-94380 265989-34-2 Enquire
(6E)-7-[3-(4-Fluorophenyl)-1-(1-methylethyl)-1H-indol-2-yl]-... Stable Isotopes CS-T-101376 Not Available Enquire
(6S)-6-Hydroxy-8-methoxy-octanoic Acid Methyl Ester-d5 Stable Isotopes CS-T-79450 1346617-01-3 Enquire
(8Z,11Z,14Z,17Z)-Eicosatetraenoic Acid Methyl Ester-d3 Stable Isotopes CS-T-98585 Not Available Enquire
(9Z,12Z)-9,12-Octadecadienoic Acid 1-[[(1-Oxohexadecyl)oxy]m... Stable Isotopes CS-T-98327 Not Available Enquire
(all-Z)-6,9,12,15,18-Heneicosapentaenoic Acid Ethyl Ester D5 Stable Isotopes CS-O-11806 131775-86-5 (Unlabeled) Enquire
(all-Z)-6,9,12,15,18-Heneicosapentaenoic Acid Methyl Ester-d... Stable Isotopes CS-T-98570 Not Available Enquire
(All-Z)-7,10,13,16,19-Docosapentaenoic Acid Ethyl Ester-d5 Stable Isotopes CS-T-98590 Not Available Enquire
(All-Z)-7,10,13,16,19-Docosapentaenoic Acid Methyl Ester-d3 Stable Isotopes CS-T-98591 Not Available Enquire
(all-Z)-9,12,15-Octadecatrienoic Acid 1-[[(1-Oxohexadecyl)ox... Stable Isotopes CS-T-98328 Not Available Enquire
(aZ)-a-(Methoxyimino)-2-methylbenzeneacetic-d7 Acid Methyl E... Stable Isotopes CS-T-102564 144106-03-6(Unlabelled) Enquire
(E)-?-(Methoxyimino)-2-methylbenzeneacetic-d7 Acid Methyl Es... Stable Isotopes CS-T-96214 Not Available Enquire
(E)-2-[(2-Chlorophenyl)methylene]-4-[2-(1,3-dihydro-1,3-diox... Stable Isotopes CS-T-101679 Not Available Enquire
(E)-2-[2-(Bromomethyl)phenyl]-2-(methoxyimino)acetic-d6 Acid... Stable Isotopes CS-T-96264 Not Available Enquire
(E)-Crotonic Acid Methyl-d3 Ester Stable Isotopes CS-T-90790 35717-07-8 Enquire
(E,E)-4,6-Dimethyl-2,4-heptadienoic Acid Ethyl-d5 Ester Stable Isotopes CS-T-98606 Not Available Enquire
(E,E)-4,6-Dimethyl-2,4-heptadienoic Acid Methyl-d3 Ester Stable Isotopes CS-T-98605 Not Available Enquire
(E/Z)-2-Cyano-3-methyl-2-pentenoic Acid Ethyl Ester-d3 Stable Isotopes CS-T-90662 1246832-96-1 Enquire
(E/Z)-2-Propyl-2,4-pentadienoic Acid Ethyl Ester-d5 Stable Isotopes CS-T-98515 Not Available Enquire
(E/Z)-2-Propyl-2,4-pentadienoic Acid Methyl Ester-d3 Stable Isotopes CS-T-98513 Not Available Enquire
(E/Z)-2-Propyl-2-pentenoic Acid Ethyl Ester-d5 Stable Isotopes CS-T-98516 Not Available Enquire
(E/Z)-2-Propyl-2-pentenoic Acid Methyl Ester-d3 Stable Isotopes CS-T-98514 Not Available Enquire
(R)-Modafinil-d10 Carboxylate Methyl Ester Stable Isotopes CS-T-83033 1217748-02-1 Enquire
(R)-N-(1-Carboxyethyl-13C3)-D-norvaline 1-Ethyl Ester Stable Isotopes CS-T-97715 Not Available Enquire
(S)-2-Di(tert-butyloxycarbonyl)amino-4-cyano-13C-butanoic Ac... Stable Isotopes CS-T-96977 Not Available Enquire
(S)-Carbidopa Methyl-d3 Ester N-cyclohexylidene Stable Isotopes CS-T-100688 Not Available Enquire
(S)-Modafinil-d10 Carboxylate Methyl Ester Stable Isotopes CS-T-83525 1329651-14-0 Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"(3-Bromo-4,5-dihydro-isoxazol-5-ylmethyl)-carbamic acid ter... API Standards CS-M-13605 109770-82-3 Enquire
"2,4-D 2 Ethyl hexyl ester" API Standards CS-O-13678 1928-43-4 Enquire
"4-Chloro-2,2-dimethyl-4-pentenoic Acid Ethyl Ester" API Standards CS-T-50649 118427-36-4 Enquire
"4-Oxo-3,4-dihydro-2H-pyridine-1-carboxylic acid tert-butyl ... API Standards CS-M-53620 325486-45-1 Enquire
"Benzoic acid, 3-(acetylamino)-4-ethoxy-, methyl ester" API Standards CS-CB-00024 1201080-20-7 Enquire
1,7-Diazaspiro[3.5]nonane-7-carboxylic acid tert-butyl ester API Standards CS-M-53502 1180112-41-7 Enquire
17α-HYDROXYPROGESTERONE SOLUTION AMPOLA 1.0 MG/ML API Standards CS-O-48163 68-96-2 Enquire
1-Boc-piperidin-4-ylboronic Acid Pinacol Ester API Standards CS-T-67244 1048970-17-7 Enquire
2,6-Diazaspiro[4.5]decane-6-carboxylic acid tert-butyl ester API Standards CS-M-53517 960294-16-0 Enquire
2-tert-Butyl-4-thiazolecarboxylic Acid Ethyl Ester API Standards CS-T-69601 1197010-34-6 Enquire
3-(4-Fluorophenyl)aminocarbonylphenylboronic acid, pinacol e... API Standards CS-T-74317 850567-58-7 Enquire
3-[(4-Ethoxy-1,4-dioxobutyl)amino]-2-pyridinecarboxylic Acid... API Standards CS-T-22344 676596-61-5 Enquire
3-Fluoro-5-(methoxycarbonyl)-2-methylphenylboronic Acid Pina... API Standards CS-DJ-00747 861905-22-8 Enquire
5-(Ethoxycarbonyl)thiophene-2-boronic Acid Pinacol Ester API Standards CS-T-74709 1150271-60-5 Enquire
Campesterol API Standards CS-P-00369 474-62-4 In Stock
CDDO Methyl Ester API Standards CS-T-50415 218600-53-4 Enquire
Chlorosulfonyl acetic acid ethyl ester API Standards CS-T-72864 55896-93-0 Enquire
Cholesterol API Standards CS-O-06238 57-88-5 In Stock
Cholesteryl docosahexaenoate API Standards CS-AE-00048 Not Available Enquire
Cholesteryl erucate API Standards CS-T-71728 24516-39-0 Enquire
Cholesteryl oleate API Standards CS-M-42996 303-43-5 Enquire
Cl-peg4-nhsester API Standards CS-DL-00001 1353011-95-6 Enquire
DMABA NHS Ester API Standards CS-T-21388 58068-85-2 Enquire
Dydrogesterone API Standards CS-O-01322 152-62-5 In Stock
Ertapenem Methyl Ester Sodium Salt API Standards CS-T-92472 1632985-10-4 Enquire
Esterastin API Standards CS-T-54191 67655-93-0 Enquire
Ethylcarbamic Acid 4-Piperidinyl Ester API Standards CS-T-54404 70724-24-2 Enquire
Feretoside (Scandoside methyl ester) API Standards CS-E-00717 27530-67-2 Enquire
HaloTag Succinimidyl Ester O2 Ligand API Standards CS-T-78755 1803085-03-1 Enquire
HaloTag Succinimidyl Ester O4 Ligand API Standards CS-T-78908 1060652-55-2 Enquire
Medroxyprogesterone Acetate API Standards CS-O-01829 71-58-9 In Stock
Oxymesterone API Standards CS-ED-02488 145-12-0 Enquire
Progesterone API Standards CS-O-01864 57-83-0 In Stock
Progesterone API Standards CS-O-10868 57-83-0 In Stock
Segesterone Acetate API Standards CS-ED-41826 7759-35-5 Enquire
Zanamivir Amine Triacetate Methyl Ester API Standards CS-T-62813 139110-70-6 Enquire
Zinquin Ethyl Ester API Standards CS-T-46775 181530-09-6 Enquire


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(3β,22R)-Dihydroxy Cholesterol Metabolites CS-T-92050 596-94-1 Enquire
17-Keto Hydroxyprogesteron Metabolites CS-O-33186 Not Available Enquire
20-beta-Dihydrodydrogesterone Metabolites CS-T-90950 4243-73-6 In Stock
20α-Dihydrodydrogesterone Metabolites CS-T-89984 4243-74-7 In Stock
21-hydroxyprogesterone Metabolites CS-O-08020 64-85-7 In Stock
24-Ketocholesterol Metabolites CS-F-00097 17752-16-8 Enquire
25-Hydroxy Cholesterol Metabolites CS-O-10959 2140-46-7 In Stock
2-Bromo-3-nitrobenzoic acid methyl ester Metabolites CS-O-43510 5337-09-7 Enquire
2-Ethylpentanoic Acid Ethyl Ester Metabolites CS-T-92199 43164-26-7 Enquire
2-Ethylpentanoic Acid Methyl Ester Metabolites CS-T-92487 816-16-0 Enquire
3,7-diketo,12-hydroxy methyl ester of Cholic Acid Metabolites CS-P-07538 25480-14-2 Enquire
3-keto,7,12-hydroxy methyl ester of Cholic Acid Metabolites CS-P-07539 14772-99-7 Enquire
3-Oxo Atorvastatin tert-Butyl Ester Metabolites CS-P-07052 134394-98-2 Enquire
6-Allyl-8-β-carboxyergoline Methyl Ester Metabolites CS-T-47549 72821-79-5 In Stock
6-β-Hydroxy Progesterone Metabolites CS-T-56375 604-19-3 In Stock
7-keto methyl ester of glicocholate metabolite Metabolites CS-P-07540 115515-29-2 Enquire
Amfenac Ethyl Ester Metabolites CS-T-64686 61941-57-9 In Stock
Amfenac Methyl Ester Metabolites CS-T-64770 61941-58-0 In Stock
Amphotericin B Methyl Ester 90% Metabolites CS-T-48168 36148-89-7 In Stock
Benzenesulfonic Acid Butyl Ester Metabolites CS-O-07353 80-44-4 Enquire
Benzenesulfonic Acid Isopropyl Ester Metabolites CS-O-07355 6214-18-2 In Stock
Cetirizine Methyl Ester Metabolites CS-O-06030 83881-46-3 In Stock
Cholesterol β-D-glucoside Metabolites CS-BX-00227 7073-61-2 Enquire
Clopidogrel Ethyl Ester Sulfate Metabolites CS-P-07397 1332612-57-3 Enquire
Diclofenac ethyl ester Metabolites CS-O-07099 15307-77-4 In Stock
Diclofenac Methyl Ester Metabolites CS-O-07098 15307-78-5 In Stock
Docosapentaenoic acid methyl ester Metabolites CS-O-34892 108698-02-8 Enquire
Enalaprilat tert-Butyl Ester Metabolites CS-T-21624 674796-29-3 In Stock
L-Glutamic acid γ-ethyl ester Metabolites CS-O-03479 1119-33-1 In Stock
Mycophenolic Acid Ethyl Ester Metabolites CS-O-16842 32483-51-5 In Stock
N-Acetyl L-Thyroxine Ethyl Ester Metabolites CS-T-01207 30804-52-5 Enquire
N-Boc-4-oxo-L-proline methyl ester Metabolites CS-M-42334 102195-80-2 Enquire
N-Trityl Candesartan Ethyl Ester Metabolites CS-O-03546 856414-35-2 In Stock
Valsartan Methyl Ester Metabolites CS-O-10333 137863-17-3 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"(±)-trans-9,10-Epoxy-9(E)-octadecenoic acid methyl ester" Impurities CS-T-92473 58800-41-2 Enquire
"(1R,2S)-1-amino-2-ethenyl-Cyclopropanecarboxylic acid ethyl... Impurities CS-O-16275 259214-56-7 Enquire
"(1R,3S)-1,3-Cyclohexanedicarboxylic Acid 1-Ethylester" Impurities CS-T-13915 227783-08-6 Enquire
"(1R,6S)-rel-6-(2,3-Dichlorophenyl)-2-methyl-4-oxo-2-cyclohe... Impurities CS-T-91095 1207068-17-4 Enquire
"(1S,3aR,6aS)-Hexahydro-cyclopenta[c]pyrrole-1,2(1H)-dicarbo... Impurities CS-T-26115 402960-06-9 Enquire
"(1S,4R)-4-Amino-2-cyclopentene-1-carboxylic Acid Methyl Est... Impurities CS-T-47721 419563-22-7 Enquire
"(2,3,4-Trihydroxyphenyl)methylenehydrazinecarboxylic Acid t... Impurities CS-T-88100 481713-41-1 Enquire
"(2E,4E)-2,4-Decadienoic Acid Methyl Ester" Impurities CS-T-73112 7328-33-8 Enquire
"(2E,4E)-4-(4,4-Dimethyl-2-pentyn-1-ylidene)-2-pentenedioic ... Impurities CS-T-53651 1176744-66-3 Enquire
"(2R)-4-(1,1-Dimethylethyl) Ester 2,4-Morpholinedicarboxylic... Impurities CS-T-20150 884512-77-0 Enquire
"(2R,3R)-2,3-Dimethyl-1-piperazinecarboxylic Acid 1,1-Dimeth... Impurities CS-T-53669 1240583-15-6 Enquire
"(2R,4S)-4-fluoro-pyrrolidine-1,2-dicarboxylic acid 1-tert-b... Impurities CS-DV-00119 647857-39-4 Enquire
"(2R,4S)-N-Benzyl-2-t-butyloxazolidine-4-carboxylic Acid, Me... Impurities CS-T-05500 145451-89-4 Enquire
"(2S)-4-bromo-2-[[(1,1-dimethylethoxy)carbonyl]amino]-Butano... Impurities CS-DV-00126 76969-87-4 Enquire
"(2S,3R,4E)-2-Amino-3-hydroxy-tetradecenoic Acid Ethyl Ester... Impurities CS-T-02792 1356010-95-1 Enquire
"(2S,4R)-4-Ethyl-1,2-pyrrolidinedicarboxylic Acid tert-Butyl... Impurities CS-T-23142 924304-81-4 Enquire
"(3α,5β,6a)-3,6-Dihydroxycholan-24-oic Acid 4-(1-O... Impurities CS-T-53197 155587-60-3 Enquire
"(3α,5β,6a)-6-Bromo-3-[(ethoxycarbonyl)oxy]-7-oxo-... Impurities CS-T-49778 125112-73-4 Enquire
"(3E)-1-Acetyl-3-(ethoxyphenylmethylene)-2,3-dihydro-2-oxo-1... Impurities CS-T-64313 1168152-06-4 Enquire
"(3R)-3-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]hexadecanoic ... Impurities CS-T-89188 245489-84-3 Enquire
"(3R)-4-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-3-hydroxy-bu... Impurities CS-T-53555 188635-30-5 Enquire
"(3R,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl 4-Nitrophenyl E... Impurities CS-T-55616 252873-51-1 Enquire
"(3R,4R,5R)-3,4-Dihydroxy-5-[(methylsulfonyl)oxy]-1-cyclohex... Impurities CS-T-53254 220626-12-0 Enquire
"(3R,5R)-3,5-Dimethyl-1-piperazinecarboxylic Acid 1,1-Dimeth... Impurities CS-T-53666 438049-91-3 Enquire
"(3S)-3-amino-Hexanedioic acid, 6-(1,1-dimethylethyl) ester" Impurities CS-DV-00175 1275612-13-9 Enquire
"(3S,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl 4-Nitrophenyl E... Impurities CS-T-55614 288296-64-0 Enquire
"(4R)-N-(tert-Butyloxycarbonyl)-4-(cyanomethyl)-L-glutamic A... Impurities CS-T-09790 328086-57-3 Enquire
"(4R-cis)-6-Aminomethyl-2,2-dimethyl-1,3-dioxane-4-acetic Ac... Impurities CS-T-47921 853881-01-3 Enquire
"(4S,6S)-6-(Cyanomethyl)-2,2-dimethyl-1,3-dioxane-4-acetic A... Impurities CS-T-51365 196085-85-5 In Stock
"(5β,6a)-6-Hydroxy-3-oxo-cholan-24-oic Acid Methyl Este... Impurities CS-T-56263 3360-89-2 Enquire
"(5-Amino-[1,3,4]thiadiazol-2-yl)-acetic acidmethyl ester" Impurities CS-M-07341 118863-94-8 Enquire
"(9-cis,13-cis)-Retinoic Acid Methyl Ester" Impurities CS-T-85658 68070-33-7 Enquire
"(all-cis)-8,11,14,17-Eicosatetraenoic Acid N-Hydroxysuccini... Impurities CS-T-92305 1798416-88-2 Enquire
"(E)-2,2-Dimethyl-propanoic Acid 4-[4-Chloro-1-(4-hydroxyphe... Impurities CS-T-53668 177748-18-4 Enquire
"(E)-3-Methoxy-1-propen-1-ylboronic acid, pinacol ester" Impurities CS-AC-05951 165059-42-7 Enquire
"(E/Z)-2-Propyl-2,4-pentadienoic Acid Ethyl Ester" Impurities CS-T-60855 96107-28-7 Enquire
"(R)-(-)-1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyri... Impurities CS-T-18830 76093-33-9 Enquire
"(R)-(+)-2,2-Dimethyl-1,3-dioxolane-4-carboxylic acid methyl... Impurities CS-AC-08485 52373-72-5 Enquire
"(R)-(2-Cyano-1-methylethyl)carbamic acid, 1,1-dimethylethyl... Impurities CS-AC-02880 170367-68-7 Enquire
"(R)-3-Amino-butyric acid methyl ester, HCl" Impurities CS-AC-02089 139243-54-2 Enquire
"(S)-(+)-1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyri... Impurities CS-T-18831 76093-34-0 Enquire
"(S)-1,2,3,4-Tetrahydro-6,7-dimethoxy-3-isoquinolinecarboxyl... Impurities CS-T-61884 103733-31-9 Enquire
"(S)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic Acid Benzyl... Impurities CS-T-43738 103733-30-8 Enquire
"(S)-Carnitine Mesylate Isobutylester, Mesylate Salt" Impurities CS-T-10588 161886-59-5 Enquire
"[(2S,3S)-1-Methoxy-2-methyl-4-oxo-3-azetidinyl]-carbamic Ac... Impurities CS-T-32557 83542-13-6 Enquire
"[(3R,4S)-4-Hydroxypyrrolidin-3-yl]carbamic acid tert-butyl ... Impurities CS-DV-00444 265108-25-6 Enquire
"[[3-Hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridinyl]methyl]c... Impurities CS-T-78272 210034-86-9 Enquire
"[1,1-Bis(hydroxymethyl)-3-(4-octylphenyl)propyl]carbamic ac... Impurities CS-T-07003 402616-41-5 Enquire
"[1R-(2-endo,3-exo)]-8-Methyl-3-phenyl-8-azabicyclo[3.2.1]oc... Impurities CS-T-35317 50370-54-2 Enquire
"[1R-(exo,exo)]-8-Methyl-3-phenyl-8-azabicyclo[3.2.1]octane-... Impurities CS-T-58711 50372-80-0 Enquire
"[2-[(4-Morpholinylcarbonyl)amino]ethyl]-carbamic acid, 1,1-... Impurities CS-T-58993 215654-61-8 Enquire
"[6,6]-phenyl-C61-butyric acid methyl ester" Impurities CS-DV-00467 160848-22-6 Enquire
"1-(2,4-Dichlorophenyl)-4-methyl-5-(4-nitrophenyl)-1H-pyrazo... Impurities CS-T-52686 221385-24-6 Enquire
"1-(2,4-Dichlorophenyl)-4-methyl-5-phenyl-1H-pyrazole-3-carb... Impurities CS-T-52688 221385-23-5 Enquire
"1-(3,4-Dichlorobenzoyl)-5-methoxy-2-methyl-1H-indole-3-acet... Impurities CS-T-88613 942431-82-5 Enquire
"1,2,3,4-Tetrahydro-4-oxo-2-thioxo-7-quinazolinecarboxylic A... Impurities CS-T-86637 422277-15-4 Enquire
"1,2,3,4-Tetra-O-acetyl-α,-β-D-glucuronic Acid, Me... Impurities CS-T-61698 3082-96-0 Enquire
"1,5-Dimethyl-1H-pyrazole-4-boronic acid,pinacol ester" Impurities CS-DL-00851 1036991-40-8 Enquire
"1,8-Diethyl-1,3,4,9-tetrahydro-4-oxo-pyrano[3,4-b]indole-1-... Impurities CS-T-52824 111478-84-3 Enquire
"10,11-Dihydro-5H-pyrido[2,3-c][2]benzazepine-10-carboxylic ... Impurities CS-T-53085 1071504-73-8 Enquire
"16a,17-Epoxy-11a-hydroxyprogesterone Methanesulfonate" Impurities CS-T-54128 114327-30-9 Enquire
"1-Azetidinecarboxylic acid, 3-hydroxy-, phenylmethyl ester" Impurities CS-DL-00954 128117-22-6 Enquire
"1-Cyclopropanecarbonyl-5,6-dihydro-2H-pyridine-4-boronic ac... Impurities CS-T-73599 1616388-38-5 Enquire
"1'-epi-Benazeprilat Benzyl Ester Analogue, Trifluoroacetic ... Impurities CS-T-48565 1356930-99-8 Enquire
"2-(2,2-Dimethyl-propionylamino)-isonicotinic acid methyl es... Impurities CS-M-08671 470463-38-8 Enquire
"2-(5,5-Dimethyl-1,3,2-dioxaborinan-2-yl)benzoic Acid Ethyl ... Impurities CS-T-53522 346656-34-6 Enquire
"2-(5-Hydroxy-2-pyrimidinyl)imidodicarbonic Acid 1,3-Bis(1,1... Impurities CS-T-78052 914377-34-7 Enquire
"2-(Cyclopentylamino)pyrimidine-5-boronic acid, pinacol este... Impurities CS-T-73459 1202805-22-8 Enquire
"2-(Cyclopropylmethoxy)-acetic Acid 1,1-Dimethyl-2-[4-(methy... Impurities CS-T-51487 246869-15-8 Enquire
"2-(Ethoxycarbonyl)-4,5-difluorophenylboronic acid pinacol e... Impurities CS-T-74867 1334164-30-5 Enquire
"2-(Ethoxycarbonylmethylamino)pyrimidine-5-boronic Acid, Pin... Impurities CS-T-76088 1202805-23-9 Enquire
"2-(Furan-2-ylmethylamino)pyrimidine-5-boronic acid, pinacol... Impurities CS-T-77414 1218790-00-1 Enquire
"2,2-di-(prop-2-ynyl)-malonic acid dimethyl ester" Impurities CS-DL-00732 63104-44-9 Enquire
"2,2-Dimethoxyethyl[(dimethoxyphosphinyl)(3-methoxyphenyl)me... Impurities CS-T-53640 344578-06-9 Enquire
"2,2-Dimethyl-1,3-benzodioxole-4-acetic Acid Methyl Ester" Impurities CS-T-53606 38515-62-7 Enquire
"2,2-Dimethyl-propanoic Acid [2-[[(2-Amino-5-thiazolyl)carbo... Impurities CS-T-53672 910297-69-7 Enquire
"2,3,4-Tri-O-acetyl-β-D-glucuronic Acid Methyl Ester, T... Impurities CS-T-61871 197895-54-8 Enquire
"2,3,4-Tri-O-acetyl-beta-D-glucuronic Acid Methyl Ester" Impurities CS-DL-00610 73464-50-3 Enquire
"2,3,4-Tri-O-benzoyl-α-D-glucuronic Acid Methyl Ester, ... Impurities CS-T-62250 169557-99-7 Enquire
"2,3-Dihydro-1-hydroxy-1H-indene-1-carboxylic Acid Methyl Es... Impurities CS-T-53164 901773-92-0 Enquire
"2,3-Dihydro-benzo[1,4]dioxine-2-carboxylic acidmethyl ester... Impurities CS-M-21624 3663-79-4 Enquire
"2,4-Decadienoic acid ethylester" Impurities CS-U-00079 3025-30-7 Enquire
"2,4-Diacetyl Deuteroporphyrin IX Dimethyl Ester" Impurities CS-T-89163 10591-31-8 Enquire
"2,4-Diamino-7-hydroxy-6-pteridineacetic Acid Ethyl Ester" Impurities CS-T-52420 6272-88-4 Enquire
"2,5-Dihydroxy-1,4-cyclohexanedicarboxylic Acid 1,4-Diethyl ... Impurities CS-T-53184 6966-80-9 Enquire
"2,6-Difluoro-4-hydroxybenzenepropanoic Acid Ethyl Ester" Impurities CS-T-52904 691905-11-0 Enquire
"2,7-Diazaspiro[3.5]nonane-2-carboxylic acidtert-butyl ester... Impurities CS-M-53533 236406-55-6 Enquire
"2,9-Diazaspiro[5.5]undecane-2-carboxylic acid tert-butyl es... Impurities CS-M-53515 189333-03-7 Enquire
"2,9-Dioxa-6-azaspiro[3.5]nonane-6-carboxylic acid tert-buty... Impurities CS-M-53588 1272412-69-7 Enquire
"2-[4-(2,4-Dichloro-5-hydroxyphenoxy)phenoxy]propanoic Acid ... Impurities CS-T-52626 124992-48-9 Enquire
"2-[7-Chloro-5-(2-fluorophenyl)-1,3-dihydro-2H-1,4-benzodiaz... Impurities CS-T-72859 59468-40-5 Enquire
"26,27-Didesmethyl-1,3-(tert-butyldimethylsilyl) (5Z)-Calcit... Impurities CS-T-52733 145372-43-6 Enquire
"2-Amino-[1,2,4]triazolo[1,5-a]pyridine-6-carboxylicacidmeth... Impurities CS-DL-00120 1094107-41-1 Enquire
"2-Amino-5,6-dichloro-3(4H)-quinazoline Acetic Acid Benzyl E... Impurities CS-T-65729 1391053-41-0 Enquire
"2-Amino-5,6-dichloro-3(4H)-quinazolineacetic Acid Methyl Es... Impurities CS-T-65848 70380-52-8 Enquire
"2-Azaspiro[3.3]heptane-2,6-dicarboxylic acid 2-benzyl ester... Impurities CS-M-53573 1291487-33-6 Enquire
"2-Azaspiro[3.3]heptane-2,6-dicarboxylic acid 2-tert-butyl e... Impurities CS-M-53571 1211526-53-2 Enquire
"2-Azaspiro[5.5]undecane-2,9-dicarboxylic acid 2-tert-butyl ... Impurities CS-M-53603 1251008-89-5 Enquire
"2-Carboxyethyl Methanethiosulfonate, Choline Ester Chloride... Impurities CS-T-10411 1219378-82-1 Enquire
"2-Chloro-4-pyrrolidinomethylphenylboronic acid, pinacol est... Impurities CS-T-72438 1256360-54-9 Enquire


EP Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
DOCOSAHEXAENOIC ACID ETHYL ESTER (D2954600) EP Standards CS-EG-00618 84494-72-4 Enquire
Dydrogesterone impurity A (Y0001005) EP Standards CS-EG-02902 23035-53-2 Enquire
EICOSAPENTAENOIC ACID ETHYL ESTER (E0085000) EP Standards CS-EG-00617 73310-10-8 Enquire
Medroxyprogesterone acetate (M0250000) EP Standards CS-EG-00709 71-58-9 Enquire
Progesterone for impurity H identification (Y0001667) EP Standards CS-EG-02076 57-83-0 Enquire
Progesterone for system suitability (Y0001665) EP Standards CS-EG-02075 57-83-0 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"(-)-N-(1-R-Ethoxycarbonxyl-3-phenylpropyl)-D-alanine, Benzy... Intermediates CS-T-54312 93836-47-6 Enquire
"(±)-cis,trans-Abscisic Acid Glucosyl Ester" Intermediates CS-T-64204 79199-48-7 Enquire
"(1,2,3,4-Tetrahydro-3-quinolinyl)carbamic acid, 1,1-dimethy... Intermediates CS-DV-00024 219862-14-3 Enquire
"(1R,2S,5S)-6,6-Dimethyl-3-azabicyclo[3.1.0]hexane-2-carboxy... Intermediates CS-T-19975 565456-77-1 In Stock
"(1R,3S,5R)-5-Methyl-2-azabicyclo[3.1.0]hexane-2,3-dicarboxy... Intermediates CS-T-79820 1306734-44-0 Enquire
"(1R,4S)-rel-4-(Acetylamino)-2-cyclopentene-1-carboxylic Aci... Intermediates CS-T-47094 61865-49-4 Enquire
"(1R,5R,6R)-5-(1-Ethylpropoxy)-7-azabicyclo[4.1.0]hept-3-ene... Intermediates CS-T-23106 204255-02-7 Enquire
"(1S,2R,4S,5R,6S)-3,8-Dioxatricyclo[3.2.1.02,4]octane-6-carb... Intermediates CS-T-53780 1199940-75-4 Enquire
"(1S,5S,6R)-5-(Acetyloxy)-7-oxabicyclo[4.1.0]hept-2-ene-3-ca... Intermediates CS-T-47378 494195-98-1 Enquire
"(2,3-Diazidopropyl)-carbamic Acid 1,1-Dimethylethyl Ester" Intermediates CS-T-17054 190840-29-0 Enquire
"(2,3-Dihydro-[1,4]dioxino[2,3-b]pyridin-8-yl)boronic acid p... Intermediates CS-T-89199 1309980-14-0 Enquire
"(2,4-Difluorophenoxy)acetic Acid Methyl Ester" Intermediates CS-T-90312 449811-63-6 Enquire
"(2-Acetamido-2,2-dicarboxyethyl)trimethylammonium Iodide Di... Intermediates CS-T-47085 7689-61-4 Enquire
"(2-Cyanomethoxy)-4-methoxyphenylboronic acid, pinacol ester... Intermediates CS-T-91644 1256359-92-8 Enquire
"(2E)-2,3-Bis(acetyloxy)-2-butenedioic Acid 1,4-Dimethyl Est... Intermediates CS-T-06647 130-84-7 Enquire
"(2E)-2,4-Pentadienoic Acid Ethyl Ester" Intermediates CS-T-84539 13369-23-8 Enquire
"(2E,4E,6E,8E)-2,4,6,8-Decatetraenoic Acid Ethyl Ester" Intermediates CS-T-73096 6071-63-2 Enquire
"(2E,4E,6Z)-2,4,6-Decatrienoic Acid Methyl Ester" Intermediates CS-T-51665 51544-64-0 Enquire
"(2E,4S)-4-Amino-5-[(3S)-2-oxo-3-pyrrolidinyl]-2-pentenoic A... Intermediates CS-T-47980 328086-61-9 Enquire
"(2E,4Z)-2,4-Decadienoic Acid Methyl Ester (98%)" Intermediates CS-T-51664 4493-42-9 Enquire
"(2E,6E,10S,11S)-10,11-Dihydroxy-3,7,11-trimethyl-2,6-tridec... Intermediates CS-T-91072 53733-16-7 Enquire
"(2-Methyl-1,3-dioxoisoindolin-4-yl)carbamic Acid Benzyl Est... Intermediates CS-T-81929 1787992-87-3 Enquire
"(2R,3aS,7aS)-Octahydroindole-2-carboxylic Acid Benzyl Ester... Intermediates CS-T-83305 752955-02-5 Enquire
"(2R,3R)-2,3-Dihydroxy-2-methylbutanedioic Acid 1,4-Dimethyl... Intermediates CS-T-90260 936335-24-9 Enquire
"(2R,4S)-4-Amino-2-ethyl-6-trifluoromethyl-3,4-dihydro-2H-qu... Intermediates CS-T-76143 261947-64-2 Enquire
"(2S)-2-Amino-4-[[(1,1-dimethylethoxy)carbonyl]amino]butanoi... Intermediates CS-T-65816 3350-15-0 Enquire
"(2S)-4-Oxo-1,2-pyrrolidinedicarboxylic Acid 1-Benzyl 2-Meth... Intermediates CS-T-59845 16217-15-5 Enquire
"(2S)-4-Propyl-3-pyrroline-1,2-dicarboxylic Acid 1-Benzyl 2-... Intermediates CS-T-85569 1798902-94-9 Enquire
"(2S,3aR,7aS)-Octahydro-1H-indole-2-Carboxylic Acid Benzyl E... Intermediates CS-DQ-00011 145641-35-6 Enquire
"(2S,3R)-2,3-Oxiranedicarboxylic Acid Monoethyl Ester" Intermediates CS-T-84743 149884-11-7 Enquire
"(2S,3S)-2,3-Dihydroxy-butanoic Acid Methyl Ester" Intermediates CS-T-89330 1932552-43-6 Enquire
"(2S,3S)-2,3-Oxiranedicarboxylic Acid Monoethyl Ester" Intermediates CS-T-38196 89886-73-7 Enquire
"(2S,3S)-2-Hydroxy-2-methyl-3-(1-oxobutoxy)butanedioic Acid ... Intermediates CS-T-79559 936335-25-0 Enquire
"(2S,4R)-2-(tert-Butyl)-3-formyl-4-oxazolidinecarboxylic Aci... Intermediates CS-T-50095 131233-89-1 Enquire
"(2S,4R)-4-Ethyl-2-hydroxymethyl-1-pyrrolidinecarboxylic Aci... Intermediates CS-T-76379 924304-84-7 Enquire
"(2S,4R)-4-Hydroxy-2-(hydroxymethyl)-1-pyrrolidinecarboxylic... Intermediates CS-T-56072 61478-26-0 Enquire
"(3α,5β)-3-[(Ethoxycarbonyl)oxy]-7-oxo-cholan-24-o... Intermediates CS-T-54330 96475-64-8 Enquire
"(3α,5β)-3-[(Ethoxycarbonyl)oxy]chol-6-en-24-oic A... Intermediates CS-T-54328 61252-26-4 Enquire
"(3α,5β,6a,7a)-6-Bromo-3-[(ethoxycarbonyl)oxy]-7-h... Intermediates CS-T-49777 125112-74-5 Enquire
"(3α,5β,7a)-3-[(Ethoxycarbonyl)oxy]-7-hydroxychola... Intermediates CS-T-54331 61252-49-1 Enquire
"(3-Phthalimidomethylphenyl)boronic acid, pinacol ester" Intermediates CS-AC-05510 214360-75-5 Enquire
"(3R,4R)-rel-3-Amino-4-methoxy-1-pyrrolidinecarboxylic Acid ... Intermediates CS-T-47896 429673-79-0 Enquire
"(3R,4S)-3-(1-Ethoxyethoxy)-2-oxo-4-phenyl-1-azetidinecarbox... Intermediates CS-T-54208 201856-57-7 Enquire
"(3R,4S)-3,4,7,8-Tetrahydro-3,4-dihydroxy-1(2H)-azocinecarbo... Intermediates CS-T-87046 1315552-01-2 Enquire
"(3R,4S,5S)-3-(1-Ethylpropoxy)-4,5-dihydroxy-1-cyclohexene-1... Intermediates CS-T-75987 1201685-71-3 Enquire
"(3R,4S,5S)-3-Methoxy-5-methyl-4-(methylamino)heptanoic Acid... Intermediates CS-T-57755 120205-48-3 Enquire
"(3R,5R)-6-Cyano-3,5-dihydroxy-hexanoic Acid tert-Butyl Este... Intermediates CS-T-13538 125971-93-9 In Stock
"(3R,5S)-Fluvastatin-3,5-acetonide tert-Butyl Ester" Intermediates CS-T-54991 500731-91-9 Enquire
"(3S)-3,4-Dihydroxybutanoic Acid Ethyl Ester" Intermediates CS-T-19124 108585-47-3 Enquire
"(3S)-5-Oxo-3-morpholinecarboxylic Acid 1,1-Dimethylethyl Es... Intermediates CS-T-84453 1391062-29-5 Enquire
"(3S,4R)-4-(3-Cyanophenyl)-1,3-pyrrolidinedicarboxylic Acid ... Intermediates CS-T-90564 959580-33-7 Enquire
"(3S,4S,5R)-5-(Acetyloxy)-3,4-dihydroxy-1-cyclohexene-1-carb... Intermediates CS-T-64334 1446467-08-8 Enquire
"(3S,5R)-6-Cyano-3,5-dihydroxy-hexanoic Acid tert-Butyl Este... Intermediates CS-T-13537 186508-94-1 Enquire
"(3S,5S,6R)-3-(3-Butenyl)-2-oxo-5,6-diphenyl-4-morpholinecar... Intermediates CS-T-49988 144542-72-3 Enquire
"(4R-5R)-4,5-Dihydro-5-[4-(methylsulfonyl)phenyl]-2-phenyl-4... Intermediates CS-T-18868 139059-00-0 Enquire
"(4S)-4-Hydroxy-D-proline methyl ester, HCl" Intermediates CS-T-79205 481704-21-6 Enquire
"(4S)-4-Methyl-2-oxo-[1,3,2]dioxathiolane-4-carboxylic Acid ... Intermediates CS-T-58516 356048-02-7 Enquire
"(4S,5R)-4-Formyl-2,2,5-trimethyl-3-oxazolidinecarboxylic Ac... Intermediates CS-T-24774 108149-62-8 Enquire
"(4S,5S)-2,2,5-Trimethyl-1,3-dioxolane-4-carboxylic Acid Met... Intermediates CS-T-88160 117181-61-0 Enquire
"(4Z,6E)-4,6-Octadienoic Acid Ethyl Ester" Intermediates CS-T-83230 1173170-10-9 Enquire
"(5S,8E,10E,12R)-5,12-Dihydroxy-8,10-pentadecadiene-6,14-diy... Intermediates CS-T-90451 1251537-11-7 Enquire
"(6-Hydroxy-2,3-dihydrobenzofuran-3-yl)acetic Acid Methyl Es... Intermediates CS-T-56206 805250-17-3 Enquire
"(6S)-5-Azaspiro[2.4]heptane-5,6-dicarboxylic acid 5-(1,1-di... Intermediates CS-O-32124 1441673-92-2 Enquire
"(8Z,11Z,14Z,17Z)-Eicosatetraenoic Acid Methyl Ester" Intermediates CS-T-54018 132712-70-0 Enquire
"(all-Z)-5,8,11,14-Eicosatetraenylphosphonofluoridic Acid Me... Intermediates CS-T-54016 188404-10-6 Enquire
"(aS,3S)-a-[(tert-Butyloxycarbonyl)amino]-2-oxo-3-pyrrolidin... Intermediates CS-T-50142 328086-60-8 In Stock
"(dR,1R,3aR,4S,7aR)-Octahydro-4-hydroxy-d,7a-dimethyl-1H-ind... Intermediates CS-T-59828 135359-40-9 Enquire
"(E)-3-(4-methoxybenzylideneamino)phenylboronic acid, pinaco... Intermediates CS-T-92502 380151-91-7 Enquire
"(E)-3,7-Dimethyl-2-octenoic Acid Ethyl Ester" Intermediates CS-T-20384 59060-59-2 Enquire
"(E)-4-(2-Cyano-3-ethoxy-3-oxoprop-1-enyl)phenylboronic acid... Intermediates CS-T-90349 1218790-51-2 Enquire
"(E/Z)-2-Propyl-2,4-pentadienoic Acid Methyl Ester" Intermediates CS-T-85677 134257-62-8 Enquire
"(R)-(+)-3-(tert-Butoxycarbonyl)-2,2-dimethyl-4-oxazolidinec... Intermediates CS-T-49990 95715-86-9 Enquire
"(R)-2-Amino-4-pentynoic acid, methyl ester" Intermediates CS-T-66004 78342-50-4 Enquire
"(R)-3-Morpholinecarboxylic Acid 1,1-Dimethylethyl Ester" Intermediates CS-T-58967 1269603-42-0 Enquire
"(R,R,R)-2-Azabicyclo[3.3.0]octane-3-carboxylic Acid Benzyl ... Intermediates CS-T-04414 129101-19-5 Enquire
"(R,S)-[1-[(Benzyloxy)carbamoyl]-2-hydroxyethyl]carbamic Aci... Intermediates CS-T-05953 26048-95-3 Enquire
"(S)-(7-Cyano-1,2,3,4-tetrahydrocyclopenta[b]indol-2-yl)carb... Intermediates CS-T-51402 1029691-23-3 Enquire
"(S)-[1-(Aminothioxomethyl)-2-methylpropyl]-carbamic Acid 1,... Intermediates CS-T-70248 96929-02-1 Enquire
"(S)-1-BOC-pyrrolidine-2-boronic acid, pinacol ester" Intermediates CS-T-67626 149682-82-6 Enquire
"(S)-2,5-Dihydro-pyrrole-1,2-dicarboxylic acid 1-tert-butyl ... Intermediates CS-T-90588 74844-93-2 Enquire
"(S)-2-Hydroxy-3-methoxy-3,3-diphenylpropionic acid methyl e... Intermediates CS-O-32001 177036-78-1 Enquire
"(S)-3-Amino-2,3,4,5-tetrahydro-2-oxo-1H-1-benzazepine-1-ace... Intermediates CS-T-02606 86499-52-7 Enquire
"(S)-3-Morpholinecarboxylic Acid 1,1-Dimethylethyl Ester" Intermediates CS-T-58968 1353085-67-2 Enquire
"(S)-tetrahydro-3-Furancarboxylic acid, methyl ester (9CI)" Intermediates CS-DV-00423 165611-33-6 Enquire
"[(1S)-2-Phenyl-1-[(2R)-tetrahydro-5-oxo-2-furanyl]ethyl]car... Intermediates CS-T-84220 135130-98-2 Enquire
"[1,2,5]Oxadiazolo[3,4-b]pyridin-6-ylboronic acid, pinacol e... Intermediates CS-AC-05490 1218790-54-5 Enquire
"[1R-[1a(R*),3aβ,7aa]]-Octahydro-d,7a-dimethyl-4-oxo-1H... Intermediates CS-T-59827 135359-41-0 Enquire
"[2-(2,2-Dimethyl-propionylamino)-pyridin-3-yl]-carbamic Aci... Intermediates CS-T-91126 1186311-23-8 Enquire
"[2-(2-Methyl-1,3-dioxolan-2-yl)ethyl]-malonic Acid Diethyl ... Intermediates CS-T-58149 7796-23-8 Enquire
"[2-[(2,6-Dimethylphenyl)amino]-2-oxoethyl]carbamic Acid 1,1... Intermediates CS-T-73444 153407-40-0 Enquire
"[3,4-Bis(benzyloxy)phenyl]acetic Acid Methyl Ester" Intermediates CS-T-49236 15373-33-8 Enquire
"[5-(2-Chloro-acetyl)-10,11-dihydro-5H-dibenzo-[b,f]azepin-3... Intermediates CS-M-05479 134068-43-2 Enquire
"1-(2,2-Diethoxyethyl)-5-nitro-1h-pyrrole-2-carboxylic acid ... Intermediates CS-T-90409 1105187-49-2 Enquire
"1-(2,2-Diethoxyethyl)pyrazole-4-boronic acid, pinacol ester... Intermediates CS-T-90135 1256359-25-7 Enquire
"1-(2-Cyclopropylethyl)-6-fluoro-1,2-dihydro-4-hydroxy-2-oxo... Intermediates CS-T-14082 931399-20-1 Enquire
"1-(4-Chlorophenyl)vinylboronic acid, pinacol ester" Intermediates CS-T-71869 850567-54-3 Enquire
"1-(Ethoxycarbonyl)pyrrole-3-boronic acid, pinacol ester" Intermediates CS-T-76629 1256360-06-1 Enquire
"1-(Ethylsulfonyl)pyrrole-3-boronic acid, pinacol ester" Intermediates CS-T-74369 1256360-10-7 Enquire
"1-(Isopropoxycarbonyl)pyrrole-3-boronic acid, pinacol ester... Intermediates CS-AC-05361 1256360-07-2 Enquire
"1-(N,N-Dimethylsulfamoyl)pyrrole-3-boronic acid, pinacol es... Intermediates CS-AC-06793 1256360-13-0 Enquire


Glucuronides

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"17-β-Estradiol-β-O-Benzyl 17-(2,3,4-Tri-O-acetyl-... Glucuronides CS-T-54256 14364-98-8 Enquire
"5-Fluorouracil-β-D-Glucuronide Methyl Ester, 2,3,4-Tri... Glucuronides CS-T-54943 77476-81-4 Enquire
"Irbesartan N-β-D-2,3,4-Tri-O-acetyl-glucuronide Methyl... Glucuronides CS-T-56774 224170-69-8 Enquire
(R)-Naproxen Acyl-ß-D-glucuronide Benzyl Ester Glucuronides CS-T-59131 946517-36-8 Enquire
11a-Hydroxy Progesterone-β-D-Glucuronide Glucuronides CS-T-56386 77710-64-6 Enquire
17-β-Estradiol 17-(2,3,4-Tri-O-acetyl-β-D-glucuron... Glucuronides CS-T-54242 14364-66-0 Enquire
1-Hydroxypyrene beta-D-Glucuronide Methyl Ester Glucuronides CS-T-79659 Not Available Enquire
1-Naphthol 2,3,4-Tri-O-acetyl-beta-D-glucuronide Methyl Este... Glucuronides CS-T-58819 18404-55-2 Enquire
1-O-Methyl-β-D-glucuronide Methyl Ester Glucuronides CS-T-81099 18486-38-9 Enquire
2,3,4-tribenzoate 1-(2,2,2-trifluoro-N-phenylethanimidate)- ... Glucuronides CS-O-49982 827347-99-9 Enquire
2,3,4-Tri-O-acetyl-D-glucuronic Acid Methyl Ester Glucuronides CS-T-87225 3082-95-9 In Stock
2,3,4-Tri-O-benzoyl-D-glucuronic Acid Methyl Ester Glucuronides CS-T-62251 201789-32-4 Enquire
2,3,4-tris(2-propenyl carbonate)-2-propenyl ester-α-D-Glucop... Glucuronides CS-O-49981 609768-91-4 Enquire
2-Nitrophenyl 2,3,4-Tri-O-acetyl-Beta-D-glucuronide, Methyl ... Glucuronides CS-T-59591 55274-44-7 Enquire
3-(Acetyloxy)-5-iodophenol-2',3',4'-tri-O-acetyl-beta-D-gluc... Glucuronides CS-T-47028 490028-21-2 Enquire
3-N-Carboxylic Acid 1-ß-D-Glucuronide-[4-(methyl)phenyl]carb... Glucuronides CS-T-70912 211364-63-5 Enquire
3-O-Acetyl Ezetimibe 2,3,4-Tri-O-acetyl-β-D-glucuronide... Glucuronides CS-T-47227 190448-56-7 Enquire
4-Aminophenyl 2,3,4-Tri-O-acetyl-Beta-D-glucuronide Methyl E... Glucuronides CS-T-48029 25218-22-8 Enquire
4-Iodophenyl 2,3,4-Tri-O-acetyl-beta-D-glucuronide Methyl Es... Glucuronides CS-T-56756 490028-18-7 Enquire
5-Iodoresorcinol-2',3',4'-tri-O-acetyl-beta-D-glucuronide Me... Glucuronides CS-T-56759 490028-20-1 Enquire
7-Hydroxy Coumarin 2,3,4-Tri-O-acetyl-Beta-D-glucuronide Met... Glucuronides CS-T-55916 168286-97-3 Enquire
7-Hydroxy Coumarin-Beta-D-Glucuronide Methyl Ester Glucuronides CS-T-55914 1176514-11-6 Enquire
Acetyldiethylstilbestrol 2,3,4-Tri-O-acetyl-Beta-D-glucuroni... Glucuronides CS-T-47207 40269-22-5 Enquire
Androsterone-beta-D-Glucuronide Triacetate Methyl Ester Glucuronides CS-TA-17991 21238-41-5 Enquire
Carbonochloridothioic acid,S-ethyl ester Glucuronides CS-ZG-92023 2941-64-2 Enquire
Cholesterol Glucuronide Glucuronides CS-ED-01807 17435-78-8 Enquire
Cortisol 21-Beta-D-Glucuronide Methyl Ester 2,3,5-Triacetate Glucuronides CS-T-91333 24562-21-8 Enquire
Desacetyl Bisacodyl beta-D-Glucuronide Methyl Ester Glucuronides CS-T-96004 Not Available Enquire
D-Glucuronal 3,4-Diacetate Methyl Ester Glucuronides CS-T-55359 34296-99-6 Enquire
Diclofenac Acyl-β-D-glucuronide Allyl Ester Glucuronides CS-T-52698 698358-10-0 Enquire
Estrone-β-D-Glucuronide Triacetate Methyl Ester Glucuronides CS-T-54271 27537-72-0 Enquire
Ethyl 2,3,4-Tri-O-acetyl-Beta-D-glucuronide Methyl Ester Glucuronides CS-T-54607 77392-66-6 Enquire
Ethynyl Estradiol 17-Acetate-β-(2',3',4'-Tri-O-acetyl)-... Glucuronides CS-T-54230 242130-33-2 Enquire
Methyl Salicylate -β-D-O-Glucuronide Methyl Ester Glucuronides CS-T-58596 226932-59-8 Enquire
Methyl Salicylate -β-D-O-Glucuronide Triacetate Methyl ... Glucuronides CS-T-58597 101231-54-3 Enquire
Milnacipran Carbamoyl-β-D-glucuronide Methyl Ester Glucuronides CS-T-58847 1191034-22-6 Enquire
Mycophenolic Acid Acyl-beta-D-glucuronide Allyl Ester Glucuronides CS-T-59025 860615-39-0 Enquire
p-Coumaric Acid 2,3,4-Tri-O-Acetyl-Beta-D-glucuronide Methyl... Glucuronides CS-T-91989 866417-47-2 Enquire
p-Cresol Glucuronide Methyl Ester Triacetate Glucuronides CS-T-90132 92420-85-4 Enquire
trans Resveratrol Penta-O-acetyl-3-β-D-glucuronide Meth... Glucuronides CS-T-41622 490028-22-3 Enquire
trans Resveratrol Penta-O-acetyl-4'-β-D-glucuronide Met... Glucuronides CS-T-41623 490028-19-8 Enquire
trans-3'-Benzoyloxy Cotinine 2,3,4-Tri-O-acetyl-N-beta-D-glu... Glucuronides CS-T-48727 146490-58-6 Enquire
Trans-3'-Hydroxycotinine-O-(4-deoxy-4,5-didehydro)--D-glucur... Glucuronides CS-T-55905 1217540-34-5 Enquire
Zomepirac Acyl-O-beta-D-glucuronide 2-Propenyl Ester Glucuronides CS-T-87937 860615-41-4 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"2,4-D Ethyl hexyl ester" Fine Chemicals CS-O-13677 1928-73-4 Enquire
(4S)-4-Phenyl-D-proline ethyl ester Fine Chemicals CS-O-51815 1820999-06-1 Enquire
(5-Chloromethyl-[1,2,4]oxadiazol-3-yl)-acetic acid ethyl est... Fine Chemicals CS-MM-48872 1208081-49-5 Enquire
(E)-4-Chloro-3-ethoxy-2-butenoic acid ethyl ester Fine Chemicals CS-O-36915 65840-68-8 Enquire
(S)-(+)-2-Chlorophenylglycine methyl ester Fine Chemicals CS-O-32348 141109-14-0 In Stock
[(1R)-2-(Biphenyl-4-yl)-1-formylethyl]carbamic acid tert-but... Fine Chemicals CS-O-33529 149709-58-0 Enquire
[Propanoic acid, 2,2-dimethyl-, (4R)-4-chloro-6-iodo-6-hepte... Fine Chemicals CS-O-35653 1193375-09-5 Enquire
1-​Amino-​cyclobutanecarboxyli​cacidethylesterhydro​chloride Fine Chemicals CS-T-94730 145143-60-8 Enquire
11-eicosenoic acid methyl ester Fine Chemicals CS-ED-01588 69119-90-0 Enquire
2 -Aminobutyric acid Isopropyl ester Hydrochloride Fine Chemicals CS-O-36845 2470440-29-8 Enquire
2-(6-Bromo-hexyl)-Malonic acid diethyl ester Fine Chemicals CS-O-54321 6557-85-3 Enquire
2-(Hydroxymethyl)-3-nitrobenzoic Acid Methyl Ester Fine Chemicals CS-T-78660 1628915-10-5 Enquire
2,2-Diethoxyacetimidic Acid Methyl Ester Fine Chemicals CS-O-41205 76742-48-8 In Stock
2,4,5-T Isooctyl ester Fine Chemicals CS-ZH-20153 25168-15-4 Enquire
2,4-DB butyl ester Fine Chemicals CS-ED-01124 6753-24-8 Enquire
2,4-Difluoro-benzoic acid methyl ester Fine Chemicals CS-DV-01293 106614-28-2 In Stock
2-Benzofurancarboxylic acid, 5-(1-piperazinyl)-, ethyl ester... Fine Chemicals CS-ZE-30694 1422956-31-7 Enquire
2-Benzoylbenzoic acid methyl ester Fine Chemicals CS-CF-00024 606-28-0 In Stock
2-bromo-3-cyanobenzeneboronic acid-1,3-Propane diol Ester Fine Chemicals CS-O-56401 Not Available Enquire
2-Methyl-2-propenoic acid ethyl ester Fine Chemicals CS-O-15603 81997-76-4 In Stock
2-Propenoic acid, 2-methyl-, methyl ester, polymer with buty... Fine Chemicals CS-ED-02034 25852-37-3 Enquire
2-tert-Butoxycarbonylaminomalonicacid monoethyl ester Fine Chemicals CS-MM-00004 137401-45-7 Enquire
3,5-Pyridinedicarboxylic acid, 1,4-dihydro-2,6-dimethyl-4-(3... Fine Chemicals CS-ZH-30364 74936-76-8 Enquire
3-Acetylamino-benzoic acid methyl ester Fine Chemicals CS-DB-00004 52189-36-3 Enquire
3-bromo-2-cyanobenzeneboronic acid-1,3-Propane diol Ester Fine Chemicals CS-O-56400 Not Available Enquire
3-Bromobenzoic Acid Methyl Ester Fine Chemicals CS-T-07937 618-89-3 In Stock
3-Cyclohexene-1-carboxylic acid, 3-cyclohexen-1-ylmethyl est... Fine Chemicals CS-ED-02395 2611-00-9 Enquire
4-(2-OXIRANYLMETHOXY)BENZOIC ACID METHYL ESTER Fine Chemicals CS-ED-01774 5535-03-5 Enquire
4-[4-[6-(Acryloyloxy)hexyloxy]benzoyloxy]benzoic acid 4-[6-(... Fine Chemicals CS-ED-02219 161841-15-2 Enquire
4-Acetylamino-benzoic acid methyl ester Fine Chemicals CS-DB-00005 17012-22-5 Enquire
4-Amino-benzoic acid isopropyl ester Fine Chemicals CS-M-06401 18144-43-9 In Stock
4-Chloro-3-nitro-benzoic acid ethyl ester Fine Chemicals CS-MM-49639 16588-16-2 Enquire
4-Hydroxybutyric Acid Benzyl Ester Fine Chemicals CS-T-78509 91970-62-6 Enquire
4-Hydroxybutyric Acid Methyl Ester Fine Chemicals CS-T-26918 925-57-5 In Stock
4-Phenylproline methyl ester Fine Chemicals CS-O-51819 1466813-84-2 Enquire
4-Vinylpiperidine-4-carboxylic acid ethyl ester Fine Chemicals CS-ED-01146 1509910-91-1 Enquire
5-ACETYL-2H-PYRAZOLE-3-CARBOXYLIC ACID ETHYL ESTER Fine Chemicals CS-ZE-17322 37622-89-2 Enquire
5-Aminopyridine-2-carboxylic acid ethyl ester Fine Chemicals CS-MM-73139 119830-47-6 Enquire
5-Butoxy-4-chloro-2-fluorophenylboronic acid, pinacol ester Fine Chemicals CS-T-69674 1256360-19-6 Enquire
5-Chlorosulfonyl-furan-3-carboxylic acid ethyl ester Fine Chemicals CS-MM-49252 256373-91-8 Enquire
6-Azabicyclo[3.1.1]heptane-1-carboxylic acid, methyl ester Fine Chemicals CS-O-51689 1890153-11-3 Enquire
6-Azabicyclo[3.1.1]heptane-1-carboxylic acid, methyl ester, ... Fine Chemicals CS-O-51688 2703779-40-0 Enquire
6-Bromo-2-Naphthoic Acid Methyl Ester Fine Chemicals CS-O-31873 33626-98-1 In Stock
8-Chloro-6-hydroxyoctanoic acid ethyl ester Fine Chemicals CS-ZG-85581 1070-65-1 In Stock
AAEM Resin(Acetoacetoxyethyl Ketoester Resin) Fine Chemicals CS-T-64073 34500-18-0 Enquire
Acetic acid, 2-methylphenyl ester Fine Chemicals CS-DV-03437 533-18-6 Enquire
Benzenesulfonic acid, 4-(acetylamino)-, ethyl ester Fine Chemicals CS-ED-02080 6034-55-5 Enquire
beta-Alanine ethyl ester hydrochloride Fine Chemicals CS-DK-00012 4244-84-2 Enquire
Bromfenac Methyl Ester Fine Chemicals CS-O-32908 Not Available In Stock
Caprylic acid N-succinimidyl ester Fine Chemicals CS-MM-84426 14464-30-3 In Stock
Carbonochloridic Acid Octadecyl Ester Fine Chemicals CS-T-70586 51637-93-5 Enquire
Carbonochloridic Acid Pentadecyl Ester Fine Chemicals CS-T-70341 81705-90-0 Enquire
Carbonochloridic acid, octyl ester Fine Chemicals CS-ZG-93999 7452-59-7 Enquire
Cyanoacetic acid t- butyl ester Fine Chemicals CS-CP-00020 1116-98-9 In Stock
Cyclopropanecarboximidic acid ethyl ester Fine Chemicals CS-ZH-02810 52186-76-2 Enquire
Cytidine 5'-Monophosphate Methyl Ester Fine Chemicals CS-T-93419 52448-10-9 Enquire
DBE DIBASIC ESTER Fine Chemicals CS-O-34071 95481-62-2 Enquire
Desmethyl Roxadustat ethyl ester Fine Chemicals CS-O-36276 808116-52-1 Enquire
Diethyl Ester D-Glutamic Acid Hydrochloride Fine Chemicals CS-T-93905 1001-19-0 Enquire
Docosanoic Acid Methyl Ester Fine Chemicals CS-T-21395 929-77-1 In Stock
D-Phenylalanine tert-Butyl Ester Fine Chemicals CS-T-39367 6404-30-4 Enquire
D-Proline tert-Butyl Ester Fine Chemicals CS-T-85304 90071-62-8 Enquire
Fmoc-PEG5-NHS ester Fine Chemicals CS-ZG-01753 1402080-11-8 Enquire
Fumaric Acid Monomethyl Ester Fine Chemicals CS-O-30666 2756-87-8 In Stock
histidine tert-butyl ester Fine Chemicals CS-DV-03598 759432-08-1 Enquire
Hypochlorous Acid tert-Butyl Ester Fine Chemicals CS-T-29011 507-40-4 Enquire
Iodosulfuron Methyl Ester Sodium Fine Chemicals CS-ED-00254 144550-36-7 Enquire
Isoleucine methyl ester Fine Chemicals CS-BL-00101 2577-46-0 Enquire
Isopropyl Ester of Diclofenac Fine Chemicals CS-CY-00072 66370-79-4 In Stock
L-(+)-Tartaric acid diisopropyl ester Fine Chemicals CS-U-00147 2217-15-4 Enquire
L-Alanine Benzyl Ester Hydrochloride Fine Chemicals CS-O-11255 5557-83-5 In Stock
L-Alanine Ethyl Ester Hydrochloride Fine Chemicals CS-T-01502 1115-59-9 In Stock
L-Glutamic Acid Dimethyl Ester Fine Chemicals CS-O-34476 6525-53-7 Enquire
L-Phenylalanine, L-leucyl-, methyl ester, 2,2,2-trifluoroace... Fine Chemicals CS-O-37222 90072-18-7 Enquire
L-Threonine ethyl ester hydrochloride Fine Chemicals CS-DB-00103 39994-70-2 Enquire
L-Tryptophan Methyl Ester Fine Chemicals CS-T-93922 4299-70-1 Enquire
L-Tyrosine tert-Butyl Ester Fine Chemicals CS-T-46065 16874-12-7 In Stock
Methanesulfnoic acid n-butyl ester Fine Chemicals CS-O-11105 1912-32-9 In Stock
N-(Diphenylmethylene)Glycine t-Butyl Ester Fine Chemicals CS-T-20938 81477-94-3 In Stock
N,N′-Bis(trifluoroacetyl)-L-lysine methyl ester Fine Chemicals CS-BX-00749 1478-74-6 Enquire
Nα-Benzoyl-L-arginine ethyl ester hydrochloride Fine Chemicals CS-BX-00927 2645-08-1 In Stock
Oxalic acid ,allyl heptyl ester Fine Chemicals CS-O-32566 Not Available Enquire
Phosphoric Acid Dibenzyl Ester Fine Chemicals CS-T-39839 1623-08-1 In Stock
Phosphoric Acid Dioctyl Ester Fine Chemicals CS-T-60541 3115-39-7 Enquire
Phosphoric Acid Tributyl Ester Fine Chemicals CS-T-83941 126-73-8 Enquire
Phosphoric Acid Triheptyl Ester Fine Chemicals CS-T-39843 4621-50-5 Enquire
Phosphoric Acid Trinonyl Ester Fine Chemicals CS-T-60542 13018-37-6 Enquire
Psilalic acid methyl ester Fine Chemicals CS-O-57811 417712-26-6 Enquire
Pyruvic Acid Ethyl Ester Fine Chemicals CS-T-41271 617-35-6 Enquire
Quinapril Ethyl Ester Fine Chemicals CS-ZH-28501 103733-35-3 Enquire
Sarcosine Ethyl Ester Hydrochloride Fine Chemicals CS-DE-00081 52605-49-9 Enquire
Sebacic acid mono­methyl ester chloride Fine Chemicals CS-EU-00249 14065-32-8 Enquire
ß-Alanine Methyl Ester Hydrochloride Fine Chemicals CS-T-01500 3196-73-4 Enquire
Succinic acid mono isopropyl ester Fine Chemicals CS-EU-00329 20279-38-3 Enquire
Tartaric Acid Methyl Ester Fine Chemicals CS-T-86742 3333-46-8 Enquire
Terephthalic acid, cyclic ethylene oxydiethylene ester Fine Chemicals CS-O-58760 29278-57-7 Enquire
Tris-NTA per-Tert-butyl Ester Fine Chemicals CS-T-62533 862778-57-2 Enquire
Vinylboronic acid dibutyl ester Fine Chemicals CS-BX-01012 6336-45-4 In Stock


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"(1S,2R)-3,3-Dimethoxy-1,2-cyclobutanedicarboxylic Acid Di-L... Building Blocks CS-T-18545 138736-91-1 Enquire
"(2S,3R)-N-Boc-3-phenyl Isoserine Methyl Ester" Building Blocks CS-T-67658 161759-90-6 Enquire
"1-(Ethoxycarbonyl)-2-[(ethoxycarbonyl)thio]-N,N-dimethyl-L-... Building Blocks CS-T-54306 162138-72-9 Enquire
"N,N'-Bis(benzyloxycarbonyl)-L-lysine 4-Nitrobenzyl Ester" Building Blocks CS-T-49204 1331899-68-3 Enquire
"N,N-Bis[2-(1,1-dimethylethoxy)-2-oxoethyl]-L-glutamic Acid ... Building Blocks CS-T-49287 862778-55-0 Enquire
"N2,N5-Dibenzoyl-4-oxo-L-ornithine Methyl Ester" Building Blocks CS-T-17063 78420-25-4 In Stock
"N6,N6-Dimethyl-N2-[(benzyloxy)carbonyl]-L-lysine tert-Butyl... Building Blocks CS-T-19713 204074-50-0 Enquire
"Na,Ne-bis-Boc-L-2-aminoadipamic Acid tert-Butyl Ester" Building Blocks CS-T-49474 97347-40-5 Enquire
"O-tert-Butyldimethylsilyl-N-methyl-N-t-butoxycarbonyl-L-tyr... Building Blocks CS-T-09504 112196-58-4 Enquire
(-)-N-(1-R-Ethoxycarbonxyl-3-phenylpropyl)-L-alanine Benzyl ... Building Blocks CS-T-54314 93841-86-2 Enquire
(±)-(R/S)-2-tert-Butoxycarbonylamino-3-(4-iodo-phenyl)-propi... Building Blocks CS-O-43702 796072-33-8 Enquire
(1S,3R,4S)-4-Amino-3-(Boc-amino)-cyclohexane-carboxylic acid... Building Blocks CS-O-47085 480449-84-1 Enquire
(3,5-Bis-trifluoromethylphenyl)carbamic acid phenyl ester Building Blocks CS-O-47943 65141-19-7 Enquire
(aS)-a-[[(1,1-Dimethylethoxy)carbonyl]amino]benzenebutanoyl-... Building Blocks CS-T-102284 868540-15-2 Enquire
(E)-5-​Methyl-​2-​hex-​2-​enoic Acid Ethyl Ester Building Blocks CS-T-95849 34993-63-0 Enquire
(R)-(-)-2-Chlorophenylglycine methyl ester Building Blocks CS-ZG-99389 141109-16-2 Enquire
(R)-(−)-2-Phenylglycine methyl ester hydrochloride Building Blocks CS-BX-01039 19883-41-1 Enquire
(R)-3-Cyano-5-methyl hexanoic acid ethyl ester Building Blocks CS-O-44859 181289-38-3 Enquire
(S)-1-N-Boc-Piperazine-2-carboxylic acid methyl ester Building Blocks CS-M-53019 796096-64-5 Enquire
(S)-N-Boc-L-homoserine Ethyl Ester Building Blocks CS-T-07579 147325-09-5 Enquire
(trans)-4-Propyl-L-proline Methyl Ester Building Blocks CS-T-40809 1356354-47-6 Enquire
[1,1'-Biphenyl]-4-acetic acid methyl ester Building Blocks CS-T-94038 59793-29-2 Enquire
1-(2-Phenylacetyl)-L-prolylglycine Ethyl Ester Building Blocks CS-T-39264 157115-85-0 Enquire
1-(Triphenylmethyl)-N-(phenylmethylene)-L-histidine Methyl E... Building Blocks CS-T-45799 69937-82-2 Enquire
1,3-Dioxolane-4-methanol, 2-(2,4-dichlorophenyl)-2-(1H-1,2,4... Building Blocks CS-O-46513 113770-65-3 Enquire
1-[N2,N6-Bis[(phenylmethoxy)carbonyl]-L-lysyl]-L-proline Phe... Building Blocks CS-T-67730 145435-28-5 Enquire
15ß-OH Gibberellin A3 Methyl Ester Building Blocks CS-T-78181 105593-24-6 Enquire
2-(N-Boc-2-piperidin-3-yl)glycine Methyl Ester Building Blocks CS-T-68195 1219380-30-9 Enquire
2-(S)-Bromo-3-tert-butoxypropionic acid methyl ester Building Blocks CS-O-47164 581064-18-8 Enquire
2,2-Dimethylpropanethioic acid s-(2-hydroxyethyl)ester Building Blocks CS-O-48642 153121-88-1 Enquire
2-[2-(N-Boc-amino)propionyl]heptanedioic Acid 7-Ethyl Ester ... Building Blocks CS-T-49487 1076199-19-3 Enquire
2-Bromo-3,5-dimethoxybenzoic acid methyl ester Building Blocks CS-O-43716 19491-18-0 Enquire
2-Cyanophenylboronic acid pinacol ester Building Blocks CS-M-05106 214360-48-2 Enquire
2-Di(tert-butyloxycarbonyl)-L-homoserine tert-Butyl Ester Building Blocks CS-T-17339 945744-04-7 Enquire
2-Diazo-3-oxo-pentanedioic acid diethyl ester Building Blocks CS-O-55536 649729-45-3 Enquire
2-Ethoxythiocarbonylsulfanyl-propionic acid methyl ester Building Blocks CS-PM-01786 351491-23-1 In Stock
2-Ethylboronic acid, pinacol ester Building Blocks CS-T-76229 82954-89-0 Enquire
2-PYRIDINYLBORONIC ACID MIDA ESTER Building Blocks CS-DV-01868 1104637-58-2 Enquire
3-(N-Boc-Amino)-D-alanine Methyl Ester Building Blocks CS-T-68038 363191-25-7 Enquire
3-(N-Boc-aminomethyl)phenylboronic Acid Pinacol Ester Building Blocks CS-T-67573 832114-05-3 Enquire
3,5-Diiodo-l-tyrosine ethyl ester, HCl Building Blocks CS-T-91151 74051-47-1 Enquire
3-Acetyl-N-benzyloxycarbonyl-4-O-benzyl-L-tyrosine Methyl Es... Building Blocks CS-T-47151 105205-69-4 Enquire
3-Acetyl-N-benzyloxycarbonyl-L-tyrosine Methyl Ester Building Blocks CS-T-47150 110774-03-3 Enquire
3-Amino-N-Boc-L-alanine methyl ester Building Blocks CS-DV-02124 61040-20-8 Enquire
3-Chloro-N-[(tert-butyloxy)carbonyl]-L-alanine Methyl Ester Building Blocks CS-T-73051 651035-84-6 Enquire
3-hydroxy-4-pentenoic acid tert-butyl ester Building Blocks CS-DV-02298 122763-67-1 Enquire
3-Oxo-propionic acid ethyl ester Building Blocks CS-ZH-15174 34780-29-5 Enquire
3-Pyridineboronic acid pinacol ester Building Blocks CS-M-24119 329214-79-1 Enquire
4-(N-Boc-N-methylaminomethyl)phenylboronic acid pinacol este... Building Blocks CS-T-68319 936728-17-5 Enquire
4-(N-BOC-N-phenylamino)phenylboronic acid, pinacol ester Building Blocks CS-T-67904 1218791-29-7 Enquire
4-(N-Boc-phenylaminomethyl)phenylboronic Acid Pinacol Ester Building Blocks CS-T-67967 1073371-71-7 Enquire
4-[(2-Chloroethyl)amino]-N-[(1,1-dimethylethoxy)carbonyl]-L-... Building Blocks CS-T-69848 1374033-38-1 Enquire
4-Aminophenylboronic acid pinacol ester Building Blocks CS-M-05091 214360-73-3 Enquire
4-Aminopyridine-2-boronic acid pinacol ester Building Blocks CS-O-46901 1061750-57-9 Enquire
4-Bromomethylbenzoic acid tert-butyl ester Building Blocks CS-M-55277 108052-76-2 Enquire
4-Cyanophenylboronic acid pinacol ester Building Blocks CS-M-05107 171364-82-2 Enquire
4-Fluoro-L-phenylalanine methyl ester, HCl Building Blocks CS-T-75005 64231-55-6 Enquire
4-Methylumbelliferyl 2,3,4-Tri-O-acetyl-α-L-idopyranosi... Building Blocks CS-T-58795 128095-50-1 Enquire
4-Nitro-L-Phenylalanine Methyl Ester Hydrochloride Building Blocks CS-O-20029 17193-40-7 In Stock
4-Pyrazoleboronic Acid Pinacol Ester Building Blocks CS-T-40988 269410-08-4 Enquire
5-Pyrimidineboronic Acid Pinacol Ester Building Blocks CS-T-41197 321724-19-0 Enquire
8-Quinolineboronic acid dimethyl ester Building Blocks CS-M-05130 1259393-04-8 Enquire
9-Fmoc)-L-glutamic acid gamma-tert-butyl ester monohydrate Building Blocks CS-T-77226 204251-24-1 Enquire
Benzoic Acid, 4-(trans-4-pentylcyclohexyl)-, (1s)-1-phenyl-1... Building Blocks CS-O-48716 165660-09-3 Enquire
Boc-3-Aminopyridine-2-boronic acid pinacol ester Building Blocks CS-O-44162 1310405-05-0 Enquire
Boc-D-Phenylalanine methyl ester Building Blocks CS-DV-03493 77119-84-7 Enquire
Boc-L-aspartic acid beta-benzyl ester chloromethylketone Building Blocks CS-T-68643 172702-58-8 Enquire
Boc-L-glutamic acid 5-benzyl ester Building Blocks CS-O-11066 13574-13-5 In Stock
Boc-L-glutamic acid 5-tert-butyl ester Building Blocks CS-DV-03496 13726-84-6 Enquire
Boc-L-proline methyl ester Building Blocks CS-DB-00032 59936-29-7 Enquire
Bromomethylboronic acid pinacol ester Building Blocks CS-T-70050 166330-03-6 Enquire
Cbz-L-Tyrosine benzyl ester Building Blocks CS-T-70815 5513-40-6 Enquire
cis-4-Hydroxy-L-proline Methyl Ester Hydrochloride Building Blocks CS-T-78918 40126-30-5 Enquire
Cyclohexylboronic acid pinacol ester Building Blocks CS-M-05108 87100-15-0 Enquire
Cyclopropylboronic acid pinacol ester Building Blocks CS-M-05109 126689-01-8 Enquire
D-Glucopyranuronic acid,1-bromo-1-deoxy-,methyl ester,triace... Building Blocks CS-O-59509 57820-69-6 Enquire
D-Isoleucine benzyl ester 4-toluenesulfonate salt Building Blocks CS-O-58227 80174-45-4 Enquire
D-Isoleucine Methyl Ester Hydrochloride Building Blocks CS-TB-75569 167223-42-9 Enquire
Fmoc-asp(2-phenylisopropyl ester)-oh Building Blocks CS-T-75286 200336-86-3 Enquire
Fmoc--carboxy-D-glutamic acid ,-di-t-butyl ester Building Blocks CS-M-29549 111662-65-8 Enquire
Fmoc-L-beta-homoglutamic acid 6-tert-butyl ester Building Blocks CS-DV-03579 203854-49-3 Enquire
Fmoc-L-glutamic acid g-9-fluorenylmethyl ester Building Blocks CS-T-75721 608512-86-3 Enquire
Fmoc-l-norleucine n-hydroxysuccinimide ester Building Blocks CS-T-75314 201026-08-6 Enquire
Hexadecanedioic Acid Mono-L-carnitine Ester Chloride Building Blocks CS-T-78680 42150-38-9 Enquire
L-Glutamic acid dimethyl ester hydrochloride Building Blocks CS-DA-00376 23150-65-4 In Stock
L-Proline, methyl ester Building Blocks CS-O-47363 2577-48-2 Enquire
N-(1-Oxohexadecyl)-L-glutamic Acid tert-Butyl Ester Building Blocks CS-T-38455 536721-25-2 Enquire
N-(3-Methoxy-3-oxopropyl)-L-valine tert-Butyl Ester Building Blocks CS-T-57792 192725-86-3 Enquire
N-(3-Propanamido)-L-valine tert-Butyl Ester Building Blocks CS-T-40608 192725-87-4 Enquire
N-(4-Nitrophenoxycarbonyl)-L-valine Methyl Ester Building Blocks CS-T-37069 162537-10-2 Enquire
N-(9-Fluorenylmethoxycarbonyl)-L-serine Phenacyl Ester Building Blocks CS-T-23796 125760-26-1 Enquire
N-(Benzyloxycarbonyl)-L-ß-chloroalanine Benzyl Ester Building Blocks CS-T-05877 55822-82-7 Enquire
N-(Benzyloxycarbonyl)-L-ß-chloroalanine Methyl Ester Building Blocks CS-T-05879 62107-38-4 Enquire
N-(Methoxycarbonyl)-L-serine Methyl Ester Building Blocks CS-T-57649 96854-24-9 Enquire
N-(p-Aminobenzoyl)-L-glutamic Acid Dimethyl Ester Building Blocks CS-T-01952 52407-60-0 Enquire
N-(tert-Butoxycarbonyl)-L-glutamine methyl ester Building Blocks CS-T-09289 4976-88-9 Enquire
N-(Trifluoroacetyl)-L-thyroxine Methyl Ester Building Blocks CS-T-62342 906325-95-9 Enquire
N,N-Diethylglycine Methyl Ester Building Blocks CS-DE-01643 30280-35-4 Enquire
N-[(Phenylmethoxy)carbonyl]-L-serine Methyl Ester Building Blocks CS-T-39600 1676-81-9 Enquire
N-[2-(Fmoc-amino)-ethyl]glycine tert-butyl ester, HCl Building Blocks CS-T-77441 169396-88-7 Enquire


Pesticide Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
"2,4,5-TP methyl ester" Pesticide Standards CS-T-86945 4841-20-7 Enquire
2,4-D Butyl Ester Pesticide Standards CS-T-92102 94-80-4 In Stock
2,4-DB-2-ethylhexyl ester Pesticide Standards CS-O-37972 1320-15-6 Enquire
4-Aminobenzoic Acid Methyl Ester Pesticide Standards CS-T-01925 619-45-4 In Stock
Acetic acid-sec.-butyl ester Pesticide Standards CS-AZ-00036 105-46-4 Enquire
Bacterial Acid Methyl Ester (BAME) Mix Pesticide Standards CS-BX-00661 Not Available Enquire
Cloquintocet-1-methylhexyl ester Pesticide Standards CS-EJ-0040 99607-70-2 Enquire
Cloquintocet-1-methylhexyl ester Pesticide Standards CS-EJ-00040 99607-70-2 Enquire
Dicamba methyl ester Pesticide Standards CS-T-88966 6597-78-0 Enquire
Imazamox Methyl Ester Pesticide Standards CS-T-56610 114526-46-4 In Stock
MCPA-Butoxyethyl Ester Pesticide Standards CS-O-55010 19480-43-4 Enquire
Picolinic Acid Ethyl Ester Pesticide Standards CS-T-39948 2524-52-9 Enquire