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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Boron, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Boron 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 Boron-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.

Boron Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(1,3,5-Trimethylpyrazol-4-yl)boronic Acid-d3 Stable Isotopes CS-T-96424 Not Available Enquire
(1R)-(1S,2S,3R,5S)-Pinanediol-N-(N-pyrazinylphenylalaninoyl)... Stable Isotopes CS-T-94362 205393-22-2(unlabelled) Enquire
(2,4,6-Triisopropylphenyl)boronic acid-d21 Stable Isotopes CS-O-58791 3053609-37-0 Enquire
(2,4,6-Triisopropylphenyl)boronic acid-d23 Stable Isotopes CS-O-58792 ---- Enquire
(5-Amino-6-(methoxy-d3)pyrazin-2-yl)boronic Acid Stable Isotopes CS-T-96440 Not Available Enquire
1-Methyl-4-pyrazoleboronic Acid-d3 Stable Isotopes CS-T-102227 Not Available Enquire
2,3-dihydro-8-(boronic acid)-1,4-Dioxino[2,3-b]pyridine-d4 Stable Isotopes CS-T-96434 Not Available Enquire
3-(Methylaminocarbonyl)benzeneboronic Acid-13C,d3 Stable Isotopes CS-T-96430 Not Available Enquire
4-Bromophenylboronic Acid-d4 (contains varying amounts of An... Stable Isotopes CS-T-96436 1932697-87-4 In Stock
5H-Pyrido[1,2,3-de]-1,4-benzoxazine-D3 Boron Derivative Stable Isotopes CS-T-102610 87531-64-4(Unlabelled) Enquire
B-([1,1'-biphenyl]-2-yl-2',3,3',4,4',5,5',6,6'-d9)-Boronic a... Stable Isotopes CS-O-54831 2764814-23-3 Enquire
B-(9,9-Diphenyl-9H-fluoren-2-yl)-boronic Acid-d5 Stable Isotopes CS-T-98154 Not Available Enquire
B-[1-(Tetrahydro-2H-pyran-4-yl)-1H-pyrazol-4-yl]boronic Acid... Stable Isotopes CS-T-96426 Not Available Enquire
B-[2-Fluoro-3-(methoxy-d3)phenyl]boronic Acid Stable Isotopes CS-T-102507 2233595-37-2 Enquire
Methyboronic acid-d3 Stable Isotopes CS-O-15691 1332481-37-4 In Stock
Moxifloxacin boron complex 13CD3 Stable Isotopes CS-T-100769 Not Available Enquire
N-(2-Pyrazinylcarbonyl)-L-phenylalanyl-N-[(1R)-1-borono-3-hy... Stable Isotopes CS-T-96427 Not Available Enquire
N-(2-Pyrazinylcarbonyl)-L-phenylalanyl-N-[(1R)-1-borono-3-me... Stable Isotopes CS-T-96428 Not Available Enquire
(6-methoxypyridin-3-yl) boronic acid-d3 Stable Isotopes CS-O-36446 2414477-60-2 Enquire
[U-Ring-13C6]-2,6-Difluorophenylboronic acid Stable Isotopes CS-EK-01996 162101-25-9 unlabeled Enquire
[U-Ring-13C6]-2-Fluorophenylboronic acid Stable Isotopes CS-EK-00750 1993-03-9 unlabeled Enquire
[U-Ring-13C6]-2-Trifluoromethylphenylboronic acid Stable Isotopes CS-EK-01526 1423-27-4 unlabeled Enquire
[U-Ring-13C6]-3-Cyanophenylboronic acid Stable Isotopes CS-EK-00352 150255-96-2 unlabeled Enquire
[U-Ring-13C6]-4-Boronobenzoic acid Stable Isotopes CS-EK-00219 14047-29-1 unlabeled Enquire
[U-Ring-13C6]-4-Chlorobenzeneboronic acid Stable Isotopes CS-EK-00746 1679-18-1 unlabeled Enquire
[U-Ring-13C6]-4-Cyanophenylboronic acid Stable Isotopes CS-EK-01288 126747-14-6 unlabeled Enquire
2-Methylpyridine-3-boronic acid 13C, D3 Stable Isotopes CS-CX-00333 899436-71-6 Enquire
4-Benzyloxy-phenylboronic acid 13C6 Stable Isotopes CS-EK-01997 146631-00-7 unlabeled Enquire
4-Cyclopropylphenylboronic Acid-d4 Stable Isotopes CS-T-74041 1802889-44-6 Enquire
4-Ethylphenylboronic acid 13C6 Stable Isotopes CS-CX-00468 63139-21-9 Enquire
4-Hydroxyphenylboronic acid pinacol ester 13C6 Stable Isotopes CS-EK-01291 269409-70-3 unlabeled Enquire
Cyclopropyl-d5-boronic acid Stable Isotopes CS-O-32760 1850305-91-7 Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-(4-boronophenyl)-2-hydroxypropanoic acid Metabolite CS-O-54381 ---- Enquire
3-(4-boronophenyl)-2-oxopropanoic acid Metabolite CS-O-54380 ---- Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-(3-Methyl-1-(pyrazine-2-carboxamido)butyl)boronic Acid Impurity CS-T-93999 Not Available In Stock
2-Cyanophenylboronic acid 1,3-propanediol ester Impurity CS-O-16272 172732-52-4 In Stock
2-fluorophenylboronic acid Impurity CS-O-53171 874290-59-2 Enquire
Crisaborole diboronicacid Dimer Impurity Impurity CS-O-50581 Not Available Enquire
Ledipasvir boronic acid Intermediate Impurity CS-O-11778 1256387-87-7 In Stock
N-Desethyl-N-(2-boronoethyl) Dorzolamide Hydrochloride Impurity CS-O-59930 ---- Enquire
Tetrahydroxydiboron Impurity CS-DL-00995 13675-18-8 In Stock
(+)-(3-Bromopropyl)boronic Acid Pinanediol Ester Impurity CS-T-08826 90084-37-0 Enquire
(1H-Imidazol-4-yl)boronic acid Impurity CS-DV-00035 943138-65-6 Enquire
(1-Methyl-1H-pyrazol-3-yl)boronic acid Impurity CS-DV-00040 869973-96-6 Enquire
(1R,2R,3S,5R)-Pinanediol Pyrrolidine-2R-boronate Hydrochlori... Impurity CS-T-60591 149716-72-3 Enquire
(1R,2R,3S,5R)-Pinanediol Pyrrolidine-2S-boronate Hydrochlori... Impurity CS-T-60592 149716-73-4 Enquire
(2,2,6,6-TETRAMETHYL-3,6-DIHYDRO-2H-PYRAN-4-YL)BORONIC ACID,... Impurity CS-DV-00075 1142363-56-1 Enquire
(2,3-Dimethylpyridin-4-yl)boronic Acid Impurity CS-T-53687 1246829-05-9 Enquire
(2-Acetamidophenyl)boronic acid Impurity CS-M-25902 169760-16-1 Enquire
(2-Bromomethylphenyl)boronic Acid Impurity CS-DL-00764 91983-14-1 Enquire
(2-Ethoxycarbonyl)phenylboronic acid, propanediol cyclic est... Impurity CS-T-75509 850567-60-1 Enquire
(2-fluoro-6-hydroxy-4-methylphenyl)boronic acid Impurity CS-O-39226 1803598-06-2 Enquire
(2-Fluoro-6-methoxy-4-methyl-phenyl)boronic acid Impurity CS-O-39227 1451392-08-7 Enquire
(2-Formyl-4-Methylphenyl)boronic acid Impurity CS-DL-00573 444188-28-7 Enquire
(2-Methoxypyridin-5-yl)boronic Acid Pinacol Ester Impurity CS-T-32863 445264-61-9 Enquire
(2-Methylsulfinylphenyl)boronic acid Impurity CS-M-25904 850567-97-4 Enquire
(3-(Isobutylcarbamoyl)phenyl)boronic acid Impurity CS-DV-00140 723282-09-5 Enquire
(3,4-dihydro-2H-1-benzopyran-8-yl)-Boronic acid Impurity CS-DV-00143 685514-79-8 Enquire
(3,5-DIFLUORO-2-METHOXYPHENYL)BORONIC ACID Impurity CS-DL-00744 737000-76-9 Enquire
(3,6-Dihydro-2H-pyran-4-yl)boronic acid Impurity CS-DV-00144 1002127-60-7 Enquire
(3-BROMOPYRIDIN-4-YL)BORONIC ACID Impurity CS-DL-00710 458532-99-5 Enquire
(3-Cyanophenyl)boronic acid, neopentyl glycol ester Impurity CS-T-73148 214360-45-9 Enquire
(4-Ethylpyridin-3-yl)boronic acid Impurity CS-BF-00533 1001907-67-0 Enquire
(4-FLUORO-5-ISOPROPYL-2-METHOXYPHENYL)BORONIC ACID Impurity CS-DL-00760 875446-29-0 Enquire
(4-Methoxypyrimidin-5-yl)boronic Acid Impurity CS-T-32872 909187-37-7 Enquire
(5-(Methoxycarbonyl)pyridin-3-yl)boronic acid Impurity CS-DV-00216 871329-53-2 Enquire
(5-Chloro-2-[(2,2-dimethylpropoxy)carbonyl]phenyl)boronic ac... Impurity CS-T-72746 1315476-05-1 Enquire
(5-methylthiophen-3-yl)boronic acid Impurity CS-DV-00225 930303-82-5 Enquire
(7-Butyl-2-naphthalenyl)boronic Acid Impurity CS-T-50139 1310384-80-5 Enquire
(7-Heptyl-2-naphthalenyl)boronic Acid Impurity CS-T-55539 1259317-50-4 Enquire
(9-Phenyl-9H-carbazol-2-yl)boronic acid Impurity CS-DV-00241 1001911-63-2 Enquire
(Chloromethyl)boronic Acid Pinacol Ester Impurity CS-DJ-01157 83622-42-8 Enquire
(E)-(3-Chloroprop-1-en-1-yl)boronic acid Impurity CS-MM-63651 491879-29-9 Enquire
(E)-3-Methoxy-1-propen-1-ylboronic acid, pinacol ester Impurity CS-AC-05951 165059-42-7 Enquire
(isoquinolin-4-yl)boronic acid pinacol ester Impurity CS-DV-00260 685103-98-4 Enquire
(R)-(3-methyl-1-(2-(pyrazine-2-carboxamido)acetamido)butyl)b... Impurity CS-O-15202 948295-00-9 Enquire
(S)-(3-methyl-1-(2-(pyrazine-2-carboxamido)acetamido)butyl)b... Impurity CS-O-15201 Not Available Enquire
(S)-2,2'-Dihydroxy-1,1'-binaphthalene-3,3'-diboronic acid Impurity CS-AC-06700 957111-27-2 Enquire
(S)-2,2'-Dimethoxy-1,1'-binaphthalene-3,3'-diboronic acid Impurity CS-AC-05734 220204-00-2 Enquire
[1-(tert-Butoxycarbonyl)-1,2,3,6-tetrahydropyridine-4-yl]bor... Impurity CS-DV-00446 844501-00-4 Enquire
[3-(Morpholin-4-ylmethyl)phenyl]boronic acid hydrochloride Impurity CS-M-47882 397843-58-2 Enquire
[3-(Piperidin-1-ylmethyl)phenyl]boronic acid hydrochloride Impurity CS-M-47880 1072946-21-4 Enquire
[4-(2-hydroxyethyl)phenyl]boronic acid Impurity CS-DV-00461 137756-89-9 Enquire
[4-(Morpholin-4-ylmethyl)phenyl]boronic acid hydrochloride Impurity CS-M-47883 279262-23-6 Enquire
[4-(Piperidin-1-ylmethyl)phenyl]boronic acid hydrochloride Impurity CS-M-47881 1301198-10-6 Enquire
[4-phenoxy-2-(trifluoromethyl)phenyl]boronic acid Impurity CS-DV-00465 1415824-99-5 Enquire
[7-(dihydroxyboranyl)pyren-2-yl]boronic acid Impurity CS-DV-00468 1099731-44-8 Enquire
{2-[(4-Oxopiperidin-1-yl)methyl]phenyl}-boronic acid Impurity CS-M-48319 697739-42-7 Enquire
{2-[(Diisopropylamino)carbonyl]-3-methoxyphenyl}boronic acid Impurity CS-M-48318 129112-20-5 Enquire
1 - Methyl - 3 - trifluoromethylpyrazole - 5 - boronic acid Impurity CS-DV-00480 344591-91-9 Enquire
1-(2-Morpholinoethyl)-1H-pyrazole-4-boronic acid,pinacol est... Impurity CS-DL-00384 864754-18-7 Enquire
1-(Ethoxycarbonylmethyl)pyrazole-4-boronic Acid Pinacol Este... Impurity CS-DJ-00774 864754-16-5 Enquire
1-(t-Butyldimethylsilyl)-4-chloroindole-6-boronic acid, pina... Impurity CS-T-69627 1256360-33-4 Enquire
1,4-BENZODIOXANE-6-BORONIC ACID, PINACOL ESTER Impurity CS-DL-00581 517874-21-4 Enquire
1,5-Dimethyl-1H-pyrazole-4-boronic acid,pinacol ester Impurity CS-DL-00851 1036991-40-8 Enquire
1-[1,3]Dioxolan-2-ylmethyl-1H-pyrazole-4-boronic acid,pinaco... Impurity CS-DL-00383 864754-17-6 Enquire
1-BENZYL-1H-PYRAZOLE-4-BORONIC ACID PINACOL ESTER Impurity CS-DL-00932 761446-45-1 Enquire
1-Boc-indole-4-boronic Acid Pinacol Ester Impurity CS-DJ-01112 893441-86-6 Enquire
1-CYCLOHEXEN-1-YLBORONIC ACID Impurity CS-DL-00945 89490-05-1 Enquire
1-Cyclopropanecarbonyl-5,6-dihydro-2H-pyridine-4-boronic aci... Impurity CS-T-73599 1616388-38-5 Enquire
1-Cyclopropylmethyl-1H-pyrazole-4-boronic acid, pinacol este... Impurity CS-T-73749 1000801-75-1 Enquire
1-Isopropyl-1H-pyrazole-5-boronic acid Impurity CS-DL-00627 839714-33-9 Enquire
1-PYRENYLBORONIC ACID Impurity CS-DL-00869 164461-18-1 Enquire
2-(4-Methylpiperazino)pyridine-5-boronic acid pinacol ester Impurity CS-DL-00948 918524-63-7 Enquire
2-(Cyclohexylamino)pyrimidine-5-boronic acid, pinacol ester Impurity CS-T-73989 1218789-35-5 Enquire
2-(Cyclohexylaminomethyl)-5-fluorophenylboronic acid, pinaco... Impurity CS-T-73190 1256360-60-7 Enquire
2-(Cyclopentylamino)methyl-5-fluorophenylboronic acid, pinac... Impurity CS-T-73815 1256360-61-8 Enquire
2-(Cyclopentylamino)pyrimidine-5-boronic acid, pinacol ester Impurity CS-T-73459 1202805-22-8 Enquire
2-(Cyclopentylaminomethyl)phenylboronic acid, pinacol ester Impurity CS-T-73575 1256360-57-2 Enquire
2-(Cyclopropylaminomethyl)-5-fluorophenylboronic acid, pinac... Impurity CS-T-73733 1256360-58-3 Enquire
2-(Cyclopropylmethoxy)pyridine-5-boronic acid, pinacol ester Impurity CS-T-73199 947191-69-7 Enquire
2-(Dimethylamino)-4-pyridinyl-boronic Acid Impurity CS-T-52967 1207749-70-9 Enquire
2-(Dimethylamino)phenylboronic acid Impurity CS-DL-00633 89291-23-6 Enquire
2-(Ethoxycarbonyl)-4,5-difluorophenylboronic acid pinacol es... Impurity CS-T-74867 1334164-30-5 Enquire
2-(Ethoxycarbonylmethylamino)pyrimidine-5-boronic Acid, Pina... Impurity CS-T-76088 1202805-23-9 Enquire
2-(Furan-2-ylmethylamino)pyrimidine-5-boronic acid, pinacol ... Impurity CS-T-77414 1218790-00-1 Enquire
2-(N-Cyclopentylamino)pyridine-4-boronic acid, pinacol ester Impurity CS-T-73857 1346808-54-5 Enquire
2-(t-Butyldimethylsilyl)thiophene-5-boronic Acid Pinacol Est... Impurity CS-T-71051 1073371-74-0 Enquire
2,3,4-Trifluorophenylboronic acid Impurity CS-M-08765 226396-32-3 Enquire
2,3-Dihydrobenzofuran-5-boronic acid Impurity CS-M-52647 227305-69-3 Enquire
2,5-Difluorophenylboronic acid Impurity CS-M-08779 193353-34-3 Enquire
2,6-Dimethyl-4-pyridylboronic Acid Impurity CS-T-53717 846548-44-5 Enquire
2-Acetamido-5-aminophenylboronic Acid Impurity CS-T-00135 136237-84-8 Enquire
2-Aminopyrimidine-5-boronic acid Impurity CS-M-51711 936250-22-5 Enquire
2-Benzyloxyphenylboronic Acid Impurity CS-T-06181 190661-29-1 Enquire
2-Bromomethyl-4-methoxycarbonylphenylboronic acid, pinacol e... Impurity CS-T-71046 1256388-92-7 Enquire
2-Bromomethylphenylboronic acid,neopentyl glycol ester Impurity CS-DL-00356 441011-76-3 Enquire
2-BROMOPYRIDIN-4-YLBORONIC ACID Impurity CS-DL-00903 458532-94-0 Enquire
2-Butylboronic acid Impurity CS-DL-01069 88496-88-2 Enquire
2-Chloro-4-cyanophenylboronic Acid Pinacol Ester Impurity CS-DJ-00424 945391-06-0 Enquire
2-Chloro-4-pyrrolidinomethylphenylboronic acid, pinacol este... Impurity CS-T-72438 1256360-54-9 Enquire
2-Chloro-5-methoxyphenylboronic Acid Impurity CS-DJ-01149 89694-46-2 Enquire
2-Chloro-6-(ethoxycarbonyl)pyridine-4-boronic acid, pinacol ... Impurity CS-T-72156 741709-70-6 Enquire
2-Cyano-5-fluorophenylboronic acid Impurity CS-T-91840 463335-96-8 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(4-(4-cyanophenoxy)-2-(hydroxymethyl)phenyl)boronic acid Intermediate CS-O-49727 2844350-51-0 Enquire
(5-Fluoro-6-methylpyridin-3-yl)boronic acid Intermediate CS-ED-41821 1858215-94-7 Enquire
10-Phenylantrhacen-9-yl boronic acid Intermediate CS-AC-06642 334658-75-2 In Stock
2-(Benzyloxy)ethylboronic acid pinacol ester Intermediate CS-AC-06377 137297-51-9 In Stock
2-Cyclopropoxyphenylboronic acid Intermediate CS-O-49636 225517-86-2 Enquire
2-Hydroxymethylphenylboronic Acid Dehydrated Intermediate CS-AC-05718 5735-41-1 In Stock
4-Chloro-3-(trifluoromethyl)phenylboronic Acid Intermediate CS-M-24131 176976-42-4 In Stock
4-Fluoro-2-(hydroxymethyl)phenylboronic Acid Intermediate CS-T-63094 1061223-45-7 In Stock
4-Fluoro-2-methylphenylboronic acid, pinacol ester Intermediate CS-T-74966 815631-56-2 In Stock
4-Hydroxyphenylboronic acid pinacol ester Intermediate CS-M-24146 269409-70-3 In Stock
B-[1-(2-Methoxy-1,1-dimethylethyl)-1H-pyrazol-4-yl]boronic a... Intermediate CS-O-49533 1695506-98-9 Enquire
B-[2-(2,2,2-Trifluoro-1,1-dimethylethyl)-4-pyridinyl]boronic... Intermediate CS-O-53965 1699738-04-9 Enquire
Baricitinib Boronic acid intermediate Intermediate CS-O-46514 1919837-50-5 In Stock
Bis(pinacolato)diboron Intermediate CS-T-07236 73183-34-3 In Stock
Methoxyboronic acid pinacol ester Intermediate CS-T-81367 1195-66-0 Enquire
Methylboronic Acid Pinacol Ester Intermediate CS-DJ-00392 94242-85-0 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(1H-Pyrrolo[2,3-b]pyridin-5-yl)boronic acid Fine Chemicals CS-O-54173 944059-24-9 Enquire
(5-Fluoropyrimidin-4-yl)boronic acid Fine Chemicals CS-O-52735 1439366-12-7 Enquire
(8-Bromonaphthalen-1-yl)boronic acid Fine Chemicals CS-ED-42074 167105-03-5 Enquire
2-(9H-Carbazol-9-yl)Phenylboronic Acid Fine Chemicals CS-O-43924 1189047-28-6 In Stock
2-(trifluoromethyl)pyrimidin-5-ylboronic acid Fine Chemicals CS-ZE-22039 1308298-23-8 In Stock
2,4-Dimethylpyridine-3-boronic acid Fine Chemicals CS-BL-00077 1029654-16-7 Enquire
2,6-dimethyl-3-methoxybenzeneboronic Acid Fine Chemicals CS-ED-42107 693285-60-8 Enquire
2-bromo-3-cyanobenzeneboronic acid-1,3-Propane diol Ester Fine Chemicals CS-O-56401 ---- Enquire
2-Cyanophenylboronic Acid Fine Chemicals CS-M-52550 138642-62-3 In Stock
2-Pyridylboronic acid Fine Chemicals CS-T-85748 197958-29-5 In Stock
3,5-Dimethylisoxazole-4-boronic acid Fine Chemicals CS-M-01788 16114-47-9 In Stock
3-bromo-2-cyanobenzeneboronic acid-1,3-Propane diol Ester Fine Chemicals CS-O-56400 ---- Enquire
3H-Imidazo[4,5-b]pyridine-6-boronic Acid Fine Chemicals CS-O-54175 1374263-88-3 Enquire
4-​Methylphenylboronic Acid Fine Chemicals CS-DE-01532 5720-05-08 Enquire
4-(N-Methylaminomethyl)phenylboronic acid, pinacol ester Fine Chemicals CS-AC-04540 1613259-71-4 Enquire
4-chloro-5-pyrimidinylboronic acid Fine Chemicals CS-O-52736 2225169-12-8 Enquire
4-Tert-Butylphenylboronic Acid Fine Chemicals CS-M-03079 123324-71-0 In Stock
B-(1,4-Dimethyl-1H-imidazol-2-yl)boronic acid Fine Chemicals CS-O-52740 1259509-06-2 Enquire
B-(2,3-Dihydro-3-oxo-4-pyridazinyl)boronic acid Fine Chemicals CS-O-52739 1252662-43-3 Enquire
B-(2,4-Dimethyl-5-oxazolyl)boronic acid Fine Chemicals CS-O-52747 2408429-74-1 Enquire
B-(3-Amino-2-pyrazinyl)boronic acid Fine Chemicals CS-O-52738 1041847-07-7 Enquire
B-(4-Amino-5-pyrimidinyl)boronic acid Fine Chemicals CS-O-52737 1356054-72-2 Enquire
Boron Tribromide Fine Chemicals CS-T-07767 10294-33-4 Enquire
Boron Trifluoride Fine Chemicals CS-ED-00285 7637-07-2 In Stock
Boron Trifluoride Dihydrate 96% Fine Chemicals CS-BX-02764 13319-75-0 In Stock
Boron Trifluoride Etherate Fine Chemicals CS-DA-00038 109-63-7 Enquire
Boron trifluoride-methanol Fine Chemicals CS-O-11865 373-57-9 In Stock
Pyridine-4-boronic acid Fine Chemicals CS-M-00916 1692-15-5 In Stock
Vinylboronic acid dibutyl ester Fine Chemicals CS-BX-01012 6336-45-4 In Stock
(1-(tert-Butyldimethylsilyl)-1H-indol-5-yl)boronic acid Fine Chemicals CS-MM-09384 913835-68-4 Enquire
(1,2,5,6-tetrahydropyridin-3-yl)boronic acid Fine Chemicals CS-ED-01632 1103610-28-1 Enquire
(1-methyl-1H-1,3-benzodiazol-4-yl)boronic acid Fine Chemicals CS-O-38068 1422972-14-2 Enquire
(1-Methylimidazol-4-yl)boronic acid Fine Chemicals CS-ZJ-22983 957720-01-3 Enquire
(1-tert-Butoxycarbonyl-4-piperidyl)boronic acid Fine Chemicals CS-ZJ-28566 1251537-39-9 Enquire
(2-(pyridin-2-ylcarbamoyl) phenyl)boronic acid Fine Chemicals CS-O-37479 2096331-92-7 Enquire
(2-Methylpyridin-3-yl)boronic acid Fine Chemicals CS-BL-00076 899436-71-6 Enquire
(3-(pyridin-2-ylcarbamoyl) phenyl)boronic acid Fine Chemicals CS-O-37480 874459-98-0 Enquire
(3'-chloro-[1,1'-biphenyl]-3-yl)boronic acid Fine Chemicals CS-ED-02113 1107603-42-8 Enquire
(4-(Trifluoromethyl)styryl)boronic acid Fine Chemicals CS-MM-09563 352525-91-8 Enquire
(5-fluoropyrimidin-2-yl)boronic acid Fine Chemicals CS-O-38141 2092540-74-2 Enquire
(5-nitropyridin-2-yl)boronic acid Fine Chemicals CS-O-38142 1072946-12-3 Enquire
(6-chloropyridazin-3-yl)boronic acid Fine Chemicals CS-O-38073 1448866-11-2 Enquire
(αR)-(1S,2S,3R,5S)-Pinanediol-1-amino-3-methylbutane-1-boron... Fine Chemicals CS-T-60588 779357-85-6 Enquire
1-(Tetrahydro-pyran-2-yl)-1H-imidazole-5-boronic acid pinaco... Fine Chemicals CS-MM-45603 1029684-37-4 Enquire
2-(Methylcarbamoyl)phenylboronic Acid Fine Chemicals CS-DJ-00863 874459-85-5 Enquire
2-Chloro-3-methoxyphenylboronic Acid Fine Chemicals CS-DJ-00693 854778-30-6 Enquire
2-Fluoro-6-hydroxy-4-methylphenylboronic acid Fine Chemicals CS-N-05158 1803598-06-2 Enquire
2-Hydroxy-4-(trifluoromethoxy)phenylboronic acid Fine Chemicals CS-ED-01194 1309768-22-6 Enquire
3-(2-Naphthyl)phenylboronic Acid Fine Chemicals CS-DJ-00826 870774-29-1 Enquire
3-(9H-Carbazol-9-yl)phenylboronic Acid Fine Chemicals CS-DJ-00770 864377-33-3 Enquire
3-(Methylsulfamoyl)phenylboronic Acid Fine Chemicals CS-DJ-00836 871329-75-8 Enquire
3,5-Pyridine diboronic acid Fine Chemicals CS-O-37765 1012085-48-1 Enquire
3-Carboxy-4-chlorophenylboronic Acid Fine Chemicals CS-DJ-00179 913835-32-2 Enquire
3-Carboxy-5-fluorophenylboronic Acid Fine Chemicals CS-DJ-00837 871329-84-9 Enquire
3-Chloro-5-methylphenylboronic Acid Fine Chemicals CS-DJ-00182 913836-14-3 Enquire
3-Cyclopropylphenylboronic acid Fine Chemicals CS-MM-81142 1049730-10-0 Enquire
3-Fluoro-2-formylphenylboronic Acid Fine Chemicals CS-DJ-00831 871126-15-7 Enquire
4-(PYRIDIN-2-YL)AMINOCARBONYLPHENYLBORONIC ACID Fine Chemicals CS-RS-00024 850568-25-1 Enquire
4-Borono-DL-phenylalanine Fine Chemicals CS-M-03070 90580-64-6 Enquire
4-Cyclopropoxyphenylboronic Acid Fine Chemicals CS-DJ-00845 871829-90-2 Enquire
4-Fluoro-3-sulfamoylphenylboronic acid Fine Chemicals CS-O-36680 1036738-32-5 Enquire
5-Bromo-2-ethoxypyridine-3-boronic Acid Fine Chemicals CS-DJ-00838 871332-98-8 Enquire
5-Butoxy-4-chloro-2-fluorophenylboronic acid, pinacol ester Fine Chemicals CS-T-69674 1256360-19-6 Enquire
5-Carboxypyridine-3-boronic Acid Fine Chemicals CS-DJ-00181 913836-03-0 Enquire
5-Cyano-2-methylphenylboronic Acid Fine Chemicals CS-DJ-00800 867333-43-5 Enquire
5-Fluoropyridine-3-boronic Acid Fine Chemicals CS-DJ-00846 872041-86-6 Enquire
6-(Benzyloxy)pyridine-3-boronic Acid Fine Chemicals CS-DJ-00298 929250-35-1 Enquire
Boron glycinate Fine Chemicals CS-O-47339 2493271-83-1 Enquire
Boron Trichloride Fine Chemicals CS-T-49576 10294-34-5 Enquire
Boron trichloride 12% in methanol Fine Chemicals CS-BX-02971 10294-34-5 Enquire
Boron trifluoride dimethyl etherate Fine Chemicals CS-DA-00035 353-42-4 Enquire
Boron Triiodide Fine Chemicals CS-T-93553 13517-10-7 Enquire
Boronic acid, B-[3-[[4-(trifluoromethyl)phenyl]methoxy]pheny... Fine Chemicals CS-ZB-14904 1333084-04-0 Enquire
Carbazole-3-boronic Acid Pinacol Ester Fine Chemicals CS-DJ-00696 855738-89-5 Enquire
Cyclopropylboronic acid Fine Chemicals CS-M-24161 411235-57-9 Enquire
Ferroceneboronic Acid Fine Chemicals CS-DE-00154 12152-94-2 Enquire
Isothiazol-5-ylboronic acid Fine Chemicals CS-ED-01929 1162262-34-1 Enquire
isoxazol-​3-​ylboronic acid Fine Chemicals CS-ED-01928 1369481-49-1 Enquire
Thiazol-2-ylboronic acid Fine Chemicals CS-ED-01930 389630-95-9 Enquire


Pharmaceutical Stds.

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2,2’-Bithiophene-5,5’-diboronic acid pinacol ester Pharmaceutical Stds. CS-T-67210 239075-02-6 Enquire


Inorganics

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Boron Amorphous Powder Inorganics CS-CE-00909 7440-42-8 In Stock


Reagents

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Boron trichloride 1.0M dichloromethane Reagents CS-BX-01374-100ML 10294-34-5 In Stock
Boron trichloride 1.0M dichloromethane Reagents CS-BX-01374 10294-34-5 Enquire
Boron Tris(Trifluoroacetate) Reagents CS-BX-00688 350-70-9 Enquire
Neodymium-iron-boronalloy Reagents CS-ED-41992 918106-59-9 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2-(9H-Carbazol-9-yl)Phenyl) Boronic acid-d12 Stable Isotope Reagent CS-O-48594 2778147-31-0 In Stock
(4-(trifluoromethyl)phenyl-2,3,5,6-d4)boronic acid Stable Isotope Reagent CS-O-48653 2819702-10-6 Enquire
(methyl-13C-d3)boronic acid Stable Isotope Reagent CS-O-46385 2460672-28-8 Enquire
2-Pyridylboronic acid-d4 Stable Isotope Reagent CS-O-55146 197958-29-5 (Unlabelled) Enquire
4-methoxy phenyl boronic acid 13C6 Stable Isotope Reagent CS-O-44332 2455541-88-3 Enquire
Methyl-D3-boronic acid pinacol ester Stable Isotope Reagent CS-O-45701 2413695-26-6 Enquire
Naphthalen-1-ylboronic acid-D7 Stable Isotope Reagent CS-O-49888 1000869-26-0 Enquire
Trihydro(tetrahydrofuran)boron-d3 Stable Isotope Reagent CS-TA-63938 96220-57-4 Enquire
Phenylboronic Acid-13C6 Stable Isotope Reagent CS-T-95772 1044519-48-3 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(3-(tert-Butyl)-4-(pyrrolidin-1-yl)phenyl)boronic acid Building Blocks CS-O-58894 895543-00-7 Enquire
(4-chloro-1H-indol-3-yl)boronic acid Building Blocks CS-O-43795 1312812-05-7 Enquire
1H-Pyrazole-3-boronic acid Building Blocks CS-M-11330 376584-63-3 Enquire
2-​Fluorophenylboronic acid Building Blocks CS-DE-01543 1993-03-09 Enquire
2,3,4-Trichlorophenylboronic acid Building Blocks CS-O-56443 352530-21-3 Enquire
2,4,6-Tribromophenylboronic acid Building Blocks CS-O-46224 1451392-84-9 Enquire
2,4-Difluorophenylboronic Acid Building Blocks CS-M-02552 144025-03-6 In Stock
3-Pyridineboronic Acid Building Blocks CS-T-41037 1692-25-7 In Stock
4-Aminopyridine-2-boronic acid pinacol ester Building Blocks CS-O-46901 1061750-57-9 Enquire
4-Formylphenylboronic Acid Building Blocks CS-M-01691 87199-17-5 In Stock
4-Methoxylphenylboronic Acid Building Blocks CS-T-32203 5720-07-0 In Stock
5-Formyl-2-furanboronic Acid Building Blocks CS-M-02960 27329-70-0 In Stock
6-(Di-Boc-Amino)pyridine-2-boronic Acid Pinacol Ester Building Blocks CS-T-95869 1310384-87-2 Enquire
Bis(pinacolato)​diboron Building Blocks CS-DE-01538 73183-34-3 In Stock
Boc-3-Aminopyridine-2-boronic acid pinacol ester Building Blocks CS-O-44162 1310405-05-0 Enquire
Isobutylboronic acid Building Blocks CS-M-05120 84110-40-7 In Stock
Methylboronic acid Building Blocks CS-M-03722 13061-96-6 In Stock
Naphthalene-2-boronic acid Building Blocks CS-M-03091 32316-92-0 Enquire
Phenylboronic acid Building Blocks CS-M-02119 98-80-6 Enquire
Pyrimidine-5-Boronic Acid Building Blocks CS-M-03541 109299-78-7 In Stock
(1-Cyclobutylpyrazol-4-yl)boronic acid Building Blocks CS-T-73310 1443112-54-6 Enquire
(2-Cyanopyrimidin-5-yl)boronic acid Building Blocks CS-DV-00093 1164100-81-5 Enquire
(2-Ethynylphenyl)boronic acid Building Blocks CS-T-77931 905926-85-4 Enquire
(2-methyl-2H-indazol-5-yl)boronic acid Building Blocks CS-EM-03428 952319-71-0 Enquire
(2-Methylpyridin-4-yl)boronic acid Building Blocks CS-M-10733 579476-63-4 Enquire
(3-Cyclohexylpropyl)boronic acid Building Blocks CS-T-73820 1498314-72-9 Enquire
(3-Formyl-2-methoxyphenyl)boronic Acid Building Blocks CS-T-77555 480424-49-5 Enquire
(3-Formyloxyphenyl)boronic acid Building Blocks CS-T-76665 1309981-04-1 Enquire
(4-Ethoxy-3-methoxyphenyl)boronic acid Building Blocks CS-T-74353 1189126-30-4 Enquire
(4-Methoxypyridin-3-yl)boronic Acid Hydrochloride Building Blocks CS-T-93843 874959-97-4 Enquire
(4-sec-Butylphenyl)boronic acid Building Blocks CS-M-45354 850568-56-8 Enquire
(5-Ethyl-2-furanyl)-boronic Acid Building Blocks CS-T-77075 162607-27-4 Enquire
(5-Fluoro-2-benzofuranyl)boronic Acid Building Blocks CS-T-75936 473416-33-0 Enquire
(5-Fluoropyridin-2-yl)boronic Acid Building Blocks CS-T-75081 946002-10-4 Enquire
(5-Formylpyridin-3-yl)boronic acid Building Blocks CS-T-75158 919347-69-6 Enquire
(8-Methylquinolin-5-yl)boronic acid Building Blocks CS-M-46297 1025010-58-5 Enquire
(E)-(2-Cyclopentylethenyl)boronic Acid Building Blocks CS-T-14008 161282-93-5 Enquire
(E)-2-Cyclopropylvinylboronic acid Building Blocks CS-T-73839 903510-64-5 Enquire
(M-ACRYLAMIDOPHENYL)BORONIC ACID Building Blocks CS-DL-00286 99349-68-5 Enquire
[3-(1H-Pyrazol-3-yl)phenyl]boronic acid Building Blocks CS-M-45347 1238377-35-9 Enquire
[3-(2-Carboxyvinyl)phenyl]boronic Acid Building Blocks CS-T-69436 216144-91-1 Enquire
[4-(1-Ethoxyethyl)phenyl]boronic acid Building Blocks CS-T-75012 1287753-39-2 Enquire
[4-(PHENYLCARBONYL)PHENYL]BORONIC ACID Building Blocks CS-DL-00211 268218-94-6 Enquire
1-(4-Carboxybutyl)indole-5-boronic Acid Building Blocks CS-T-69718 1072946-60-1 Enquire
1-(Phenylsulfonyl)-2-indoleboronic acid Building Blocks CS-M-53121 342404-46-0 Enquire
1,1’-Ferrocenediboronic acid Building Blocks CS-T-75065 32841-83-1 Enquire
1,3-Benzenediboronic acid Building Blocks CS-DK-00098 4612-28-6 Enquire
1,4-Benzodioxane-6-boronic acid Building Blocks CS-M-03508 164014-95-3 Enquire
12% w/v Boron trichloride in methanol Building Blocks CS-O-53100 36254-91-8 Enquire
12-[(4-borono-2-fluorobenzoyl)amino]dodecanoic acid Building Blocks CS-O-43750 1613703-49-3 Enquire
1-Benzothien-7-ylboronic acid Building Blocks CS-M-45346 628692-17-1 Enquire
1-Benzyl-1H-pyrazole-4-boronic acid Building Blocks CS-M-05093 852362-22-2 Enquire
1-Butylboronic acid Building Blocks CS-M-24053 4426-47-5 Enquire
1-Chloro-4-isoquinolinyl boronic acid Building Blocks CS-T-72524 848841-48-5 Enquire
1-Chloroisoquinoline-7-boronic acid Building Blocks CS-T-73036 370864-49-6 Enquire
1-Cyclohexylvinylboronic acid Building Blocks CS-T-73668 1202245-69-9 Enquire
1H-Indazole-4-boronic acid Building Blocks CS-M-53135 1023595-17-6 Enquire
1H-Indazole-5-boronic acid Building Blocks CS-M-53071 338454-14-1 Enquire
1H-Indazole-6-boronic acid Building Blocks CS-M-53070 885068-10-0 Enquire
1H-PYRAZOLE-4-BORONIC ACID Building Blocks CS-DL-00264 763120-58-7 Enquire
1-Methyl-1H-indazole-4-boronic acid Building Blocks CS-M-52699 1001907-60-3 Enquire
1-Methyl-1H-indazole-5-boronic acid Building Blocks CS-M-52708 590418-08-9 Enquire
1-Methyl-1H-indazole-7-boronic acid Building Blocks CS-M-52709 1001907-59-0 Enquire
1-Phenylsulfonylindole-3-boronic acid Building Blocks CS-DK-00088 129271-98-3 Enquire
2-(2-Bromoethyl)phenylboronic acid Building Blocks CS-T-71183 850568-82-0 Enquire
2-(2-Carboxyethyl)phenylboronic acid Building Blocks CS-T-69301 717107-32-9 Enquire
2-(2-Ethoxyethoxy)phenylboronic acid Building Blocks CS-T-75033 279262-56-5 Enquire
2-(4-Fluorophenoxy)phenylboronic acid Building Blocks CS-T-76880 1334402-78-6 Enquire
2-(Carboxymethyl)phenylboronic Acid Building Blocks CS-T-69863 1001108-64-0 Enquire
2-(Cyclohexylethyl)boronic acid Building Blocks CS-T-73887 105869-43-0 Enquire
2-(Cyclohexyloxy)phenylboronic acid Building Blocks CS-T-74063 1313760-77-8 Enquire
2-(Cyclopentyloxy)phenylboronic acid Building Blocks CS-T-73465 1311159-02-0 Enquire
2-(Ethoxycarbonyl)furan-3-boronic Acid Building Blocks CS-T-77905 1150114-62-7 Enquire
2-(Ethylthio)phenylboronic acid Building Blocks CS-M-24055 362045-33-8 Enquire
2-(Methoxymethyl)phenylboronic acid Building Blocks CS-M-03538 126617-98-9 Enquire
2-(Methylthio)phenylboronic acid Building Blocks CS-M-24056 168618-42-6 Enquire
2-(Methylthio)pyrimidine-5-boronic acid Building Blocks CS-M-52536 348098-29-3 Enquire
2-(tert-Butoxymethyl)phenylboronic acid Building Blocks CS-M-03512 373384-12-4 Enquire
2-(Trifluoromethoxy)phenylboronic acid Building Blocks CS-M-02377 175676-65-0 Enquire
2-(Trifluoromethyl)phenylboronic acid Building Blocks CS-M-02457 1423-27-4 Enquire
2,2,4,4-Tetramethyl-3,4-dihydrobenzothiopyranyl-6-boronic ac... Building Blocks CS-O-43482 1182836-80-1 Enquire
2,2-Bipyridine-4-boronic acid Building Blocks CS-DV-01198 219609-65-1 Enquire
2,3,4-Trimethoxyphenylboronic acid Building Blocks CS-M-03095 118062-05-8 Enquire
2,3,5-Trichlorophenylboronic acid Building Blocks CS-DV-01227 212779-19-6 Enquire
2,3,6-Trifluorophenylboronic acid Building Blocks CS-DK-00171 247564-71-2 Enquire
2,3-Dichloro-4-pyridineboronic acid Building Blocks CS-M-05112 951677-39-7 Enquire
2,3-Dichlorophenylboronic acid Building Blocks CS-M-05111 151169-74-3 Enquire
2,3-Difluorophenylboronic acid Building Blocks CS-M-03532 121219-16-7 Enquire
2,3-dihydrobenzofuran-6-ylboronic acid Building Blocks CS-T-66865 763120-44-1 Enquire
2,4,5-Trifluorophenylboronic acid Building Blocks CS-M-24059 247564-72-3 Enquire
2,4,6-TRICHLOROPHENYLBORONIC ACID Building Blocks CS-DL-00260 73852-18-3 Enquire
2,4,6-TRIISOPROPYLBENZENEBORONIC ACID Building Blocks CS-DL-00169 154549-38-9 Enquire
2,4,6-Trimethylphenylboronic acid Building Blocks CS-M-03524 5980-97-2 Enquire
2,4-Dichlorophenylboronic acid Building Blocks CS-M-24060 68716-47-2 Enquire
2,4-Difluoro-3-cyanophenylboronic acid Building Blocks CS-M-24061 871940-31-7 Enquire
2,4-Dimethoxyphenylboronic acid Building Blocks CS-M-01749 133730-34-4 Enquire
2,4-Dimethoxypyrimidine-5-boronic acid Building Blocks CS-M-01759 89641-18-9 Enquire
2,4-Dimethylphenylboronic acid Building Blocks CS-M-24062 55499-44-0 Enquire
2,5-Dichlorophenylboronic acid Building Blocks CS-M-24063 135145-90-3 Enquire
2,5-Dichloropyridine-4-boronic acid Building Blocks CS-M-53160 847664-64-6 Enquire


OLED

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2,2',3,3',4',5,5',6,6'-d9-[1,1'-Biphenyl]-4-yl)boronic Acid OLED CS-O-57381 1489259-11-1 Enquire


Deuterated Reagents

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-methoxy(d3)phenyboronic acid Deuterated Reagents CS-O-42189 2241867-05-8 Enquire
Phenyl-D5-boronic acid Deuterated Reagents CS-BX-00365 215527-70-1 In Stock
4-(Methoxy-d3)phenylboronic acid Deuterated Reagents CS-AC-06409 1398503-83-7 Enquire
4-(Methyl-d3)-phenylboronic acid Deuterated Reagents CS-O-42056 1398503-82-6 Enquire