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

Piperazin Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(±)-2-Methyl-d3-piperazine-2,3,3,5,5,6,6-d7 Stable Isotopes CS-T-100008 2363789-19-7 Enquire
(2R,3R)-2,3-Dimethyl-1-piperazinecarboxylic-d4 Acid 1,1-Dime... Stable Isotopes CS-T-100391 1240583-15-6(Unlabeled) Enquire
(3S)-10-(4-Ethyl-1-piperazinyl)-9-fluoro-2,3-dihydro-3-methy... Stable Isotopes CS-T-97514 Not Available Enquire
(3Z)-2,3-Dihydro-3-[[[4-[methyl[2-(4-methyl-1-piperazinyl)ac... Stable Isotopes CS-T-100437 Not Available Enquire
(3Z)-2,3-Dihydro-3-[[[4-[methyl[2-(4-methyl-1-piperazinyl)ac... Stable Isotopes CS-T-100438 Not Available Enquire
(4-Benzylpiperazin-1-yl)acetic Acid Ethyl Ester-d8 Stable Isotopes CS-T-101837 23173-76-4 Enquire
(5,5’-Bis(2-(4-(benzo[d]isothiazol-3-yl)piperazin-1-yl)ethyl... Stable Isotopes CS-T-99367 Not Available Enquire
(7-(4-{4-[4-(2,3-Dichlorophenyl)piperazin-1-yl]butoxy}butoxy... Stable Isotopes CS-T-98731 Not Available Enquire
[2-[(2-Amino-4-chlorophenyl)amino]phenyl](4-methyl-1-piperaz... Stable Isotopes CS-T-101920 Not Available Enquire
[2-[(4-Chloro-2-nitrophenyl)amino]phenyl](4-methyl-1-piperaz... Stable Isotopes CS-T-101691 Not Available Enquire
[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl][(5S... Stable Isotopes CS-T-101917 Not Available Enquire
1-(2,3-dichlorophenyl)-4-nitrosopiperazine D8 Stable Isotopes CS-O-53624 2989508-28-1 (unlabelled) Enquire
1-(3-Buten-1-yl)-4-(2,3-dichlorophenyl)-piperazine-d8 Stable Isotopes CS-T-100704 2733969-84-9 Enquire
1-(3-Cyano-2-pyridyl)-4-methyl-2-phenylpiperazine-d4 Stable Isotopes CS-T-101646 Not Available Enquire
1-(a,a,a-Trifluoro-m-tolyl)piperazine-d8 Hydrochloride Stable Isotopes CS-T-103182 1189975-78-7 Enquire
1-(Diphenylmethyl)-4-[(1RS,3E)-4-phenyl-1-[(E)-2-phenylethen... Stable Isotopes CS-T-101459 1331643-36-7 Enquire
1,2-Bis[2-(4-Dibenzo[b,f][1,4]thiazepin-11-yl-1-piperazinyl)... Stable Isotopes CS-T-99355 Not Available Enquire
1,4-Bis(7-chloroquinolin-4-yl)piperazine-d8 Stable Isotopes CS-T-102541 31502-87-1(Unlabelled) Enquire
1,4-Bis(tert-boc)piperazine-d8 Stable Isotopes CS-T-102941 1246816-49-8 Enquire
1-[4-(Diphenylmethyl)-1-piperazinyl]-3,3-diphenyl-1-propanon... Stable Isotopes CS-T-101457 1346599-18-5 Enquire
1-[4-[4-(2,3-Dichlorophenyl)piperazin-1-yl]butyl]-7-hydroxy-... Stable Isotopes CS-T-100477 1794789-13-1 Enquire
1-[4-[4-(2,3-Dichlorophenyl)piperazin-1-yl]butyl-7-hydroxy-3... Stable Isotopes CS-T-101547 Not Available Enquire
11-(4-Ethyl-1-piperazinyl)-dibenzo[b,f][1,4]thiazepine-D5 Di... Stable Isotopes CS-T-96808 Not Available Enquire
11,11'-(2,2'-(Piperazine-1,4-diyl)bis(acetyl))bis(5H-benzo[e... Stable Isotopes CS-T-102814 Not Available Enquire
1-Benzyl-4-ethylpiperazine-2,3-dione-d5 Stable Isotopes CS-T-101847 Not Available Enquire
1-Bis(4-fluorophenyl)methyl Piperazine-d8 Stable Isotopes CS-T-103117 27469-60-9(Unlabelled) Enquire
1-Boc-4-(6-aminopyridin-3-yl)piperazine-d4 Stable Isotopes CS-T-100753 1808106-94-6 Enquire
1-Cyclopentyl-4-nitrosopiperazine-15N Stable Isotopes CS-T-104106 Not Available Enquire
1-Cyclopentyl-4-nitrosopiperazine-15N3 Stable Isotopes CS-T-104105 Not Available Enquire
1-Ethyl-2,3-dioxopiperazine-d5 Stable Isotopes CS-T-101406 Not Available Enquire
1-Methyl-4-Nitro Piperazine-d11 Stable Isotopes CS-EO-02551 42499-42-3 (Unlabelled) Enquire
1-methyl-4-nitrosopiperazine-d11 Stable Isotopes CS-O-40718 16339-07-4 (Unlabelled) Enquire
1-Phenylpiperazine-d4 Stable Isotopes CS-T-99882 Not Available Enquire
2-(1-Piperazinyl)pyrimidine-D8 Stable Isotopes CS-T-60619 1309283-31-5 Enquire
2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl-d8)... Stable Isotopes CS-T-99292 2734014-30-1 Enquire
2-(2-(4-Phenanthridin-6-yl)piperazin-1-yl)ethoxy)ethanol-D8 Stable Isotopes CS-T-97914 Not Available Enquire
2-(2-Butyl-d3)-4-{4-[4-(4-methyloxy-phenyl)-piperazin-1-yl]-... Stable Isotopes CS-T-101744 Not Available Enquire
2-(4-nitrosopiperazin-2,2,3,3,5,5,6,6-d8-1-yl)ethanol Stable Isotopes CS-O-52959 48121-20-6 (Unlabelled) Enquire
2-[(1S,2S)-1-Ethyl-2-(phenylmethoxy)propyl]-2,4-dihydro-4-[4... Stable Isotopes CS-T-97517 1246814-94-7 Enquire
2-[(1S,2S)-1-Ethyl-2-(phenylmethoxy)propyl]-2,4-dihydro-4-[4... Stable Isotopes CS-T-97516 Not Available Enquire
2-[(1S,2S)-1-Ethyl-2-(phenylmethoxy)propyl]-2,4-dihydro-4-[4... Stable Isotopes CS-T-97515 1246815-26-8 Enquire
2-[2-[4-(2,3-Dimethylphenyl)-1-piperazinyl]-2-oxoethyl]-4-(4... Stable Isotopes CS-T-100393 902499-79-9 Enquire
2-sec-Butyl-d5-4-{4-[4-(4-hydroxy-phenyl)-piperazin-1-yl]-ph... Stable Isotopes CS-T-101749 1020719-21-4 Enquire
3-(1-Piperazinyl-d8)-1,2-benzisothiazole Stable Isotopes CS-T-99125 Not Available Enquire
3-(Piperazin-1-yl)pyrrolidine-1-carboxylic Acid tert-Butyl E... Stable Isotopes CS-T-102121 Not Available Enquire
3-[(3-Methoxybenzoyl)amino]-4-(4-methyl-1-piperazinyl)benzoi... Stable Isotopes CS-T-100076 Not Available Enquire
4-​(6-​Methoxy-​3-​pyridinyl)​-​1-​piperazinecarboxylic Acid... Stable Isotopes CS-T-100058 Not Available Enquire
4-​(6-​Nitro-​3-​pyridinyl)​-1-​piperazine-​2,​2,​6,​6-​d4-​... Stable Isotopes CS-T-102709 2089333-15-1 Enquire
4-​(6-​Nitro-​3-​pyridinyl)​-piperazine-​2,​2,​6,​6-​d4 Stable Isotopes CS-T-102710 2089333-08-2 Enquire
4-(2,3-Dichlorophenyl)-1-piperazinecarboxylic Acid 1,1-Dimet... Stable Isotopes CS-T-102712 503315-03-5(Unlabelled) Enquire
4-(6-Nitro-3-pyridinyl)-1-nitroso-piperazine-2,2,6,6-d4 Stable Isotopes CS-T-104125 2089333-13-9 Enquire
4-(8-Chloro-5H-dibenzo[b,e][1,4]diazepin-11-yl)-1-piperazine... Stable Isotopes CS-T-102851 936094-44-9(Unlabelled) Enquire
4-Benzyl-1-piperazineacetic Acid-d8 Hydrazide Stable Isotopes CS-T-102866 24632-70-0(Unlabelled) Enquire
4-Hydroxybenzylpiperazine-d4 Dihydrochloride Stable Isotopes CS-B-00251 75341-33-2(unlabeled freebase) Enquire
4-Methyl-2-phenyl-1-tosylpiperazine-d4 Stable Isotopes CS-T-102224 Not Available Enquire
5-(1-Piperazinyl)-2-benzofurancarboxylic Acid Ethyl Ester-d4... Stable Isotopes CS-T-102118 Not Available Enquire
5-(1-Piperazinyl)benzofuran-2-carboxylic Acid-d8 Stable Isotopes CS-T-102119 Not Available Enquire
5-(4-Nitrosopiperazin-1-yl)benzofuran-2-carboxylic Acid Ethy... Stable Isotopes CS-T-102178 Not Available Enquire
6,8-Difluoro-1,4-dihydro-1-(methylamino)-7-(4-methyl-1-piper... Stable Isotopes CS-T-101532 Not Available Enquire
6,8-Difluoro-1,4-dihydro-1-(N-methylformamido)-7-(4-methyl-1... Stable Isotopes CS-T-101531 Not Available Enquire
7-Chloro-4-[4-[(2,4-dinitrophenyl)sulfonyl]-1-piperazinyl]qu... Stable Isotopes CS-T-103016 1624602-30-7(Unlabelled) Enquire
8-Chloro-10-[3-[4-(2-hydroxyethyl)-1-piperazinyl-d8]propyl]-... Stable Isotopes CS-T-99331 Not Available Enquire
Aripiprazole-d8 (piperazine-d8) Stable Isotopes CS-T-93678 1089115-06-9 Enquire
Benzyl 4-(6-Amino-2,2-dimethyl-4-(((trifluoromethyl)sulfonyl... Stable Isotopes CS-T-100789 2919702-27-3 Enquire
Brexpiprazole-Piperazin-d8 Stable Isotopes CS-O-16168 1427049-21-5 In Stock
Cetirizine 1-[(4-Chlorophenyl)phenylmethyl]piperazine Amide-... Stable Isotopes CS-T-100673 Not Available Enquire
Di(2-(4-(dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl))-2... Stable Isotopes CS-T-98734 Not Available Enquire
Gepirone-d8 (piperazin-2,2,3,3,5,5,6,6-d8) Stable Isotopes CS-P-01018 83928-76-1(Unlabeled) Enquire
m-chlorophenylpiperazine D8 Stable Isotopes CS-EO-02377 1313393-63-3 Enquire
Methyl 8-fluoro-3,4-dihydro-2-[4-[3-(methoxy-d3)phenyl]-1-pi... Stable Isotopes CS-O-48629 1961287-80-8 Enquire
N-(2,6-Dimethylphenyl)-1-piperazine-D8 Stable Isotopes CS-O-47473 Not Available Enquire
N-(Methyl)piperazine-d8 Di-trifluoroacetic Acid Salt Stable Isotopes CS-T-100003 Not Available Enquire
N,N'-bis(2,6-Dimethylphenyl)-1,4-piperazinediacetamide-d8 Stable Isotopes CS-T-100392 2751283-52-8 Enquire
N1,N4-bis(2,6-Dimethylphenyl)-1,4-piperazinediacetamide-D8 Stable Isotopes CS-F-00172 380204-72-8 (unlabelled) Enquire
N-Methyl-N'-nitrosopiperazine-15N Stable Isotopes CS-T-104108 Not Available Enquire
N-Methyl-N'-nitrosopiperazine-15N3 Stable Isotopes CS-T-104107 Not Available Enquire
N-Methyl-N-Nitrosopiperazine-d4 1mg/1ml in Methanol Stable Isotopes CS-O-43183 756524-88-6 In Stock
N-Nitroso Avatrombopag imp-d8 (1-cyclohexyl-4-nitrosopiperaz... Stable Isotopes CS-O-58885 ---- Enquire
Quetiapine-d8 Hemifumarate (piperazine-d8) Stable Isotopes CS-T-95529 1435938-24-1 Enquire
Ramiprilat Diketopiperazine-d5 Stable Isotopes CS-T-97192 Not Available Enquire
Zavegepant-d8 (Piperazine-d8) Stable Isotopes CS-O-51871 1337918-83-8(Unlabelled) Enquire
α-[(2-Methoxyphenoxy)methyl]-1-piperazineethanol-d8 Hydrochl... Stable Isotopes CS-T-101141 1092805-00-9(Free base) Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Furanyl-1-piperazinylmethanone API CS-T-24956 40172-95-0 In Stock
Homopiperazine API CS-T-26366 505-66-8 In Stock


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(9-Anthracenylmethyl)piperazine Metabolite CS-F-00002 126257-22-5 Enquire
2,2,14,14-tetramethyl-8-oxopentadecanedioic acid Piperazine ... Metabolite CS-O-52004 2802470-19-3 Enquire
5-methyl-10-(2-(piperazin-1-yl)ethoxy)-5,10-dihydrobenzo[c]t... Metabolite CS-O-53001 253177-75-2 Enquire
Piperazine N, N-Desethyl Sildenafil Metabolite CS-O-46084 466684-88-8 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(-)-2-(4-((4-Chlorophenyl) Phenyl Methyl) Piperazin-lyl] eth... Impurity CS-O-42089 705289-61-8 Enquire
(+)-(2S,5R)-1-Allyl-2,5-dimethylpiperazine, (+)-Camphoric Ac... Impurity CS-T-47562 186094-00-8 Enquire
(2S,4S)-1-(tert-Butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-p... Impurity CS-O-38701 1821705-03-6 Enquire
(3aR,4S,7R,7aS)-2-(((1R,2S)-2-((4-(benzo[d]isothiazol-3-yl)p... Impurity CS-O-33420 1318074-18-8 Enquire
(4-(4-amino-7-hydroxy-6-methoxyquinazolin-2-yl)piperazin-1-y... Impurity CS-O-42124 Not Available Enquire
(4-fluoro-1,3-phenylene)bis((4-(cyclopropanecarbonyl)piperaz... Impurity CS-O-47416 2795135-26-9 Enquire
(4S)-1-(tert-butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-pyra... Impurity CS-O-38438 Not Available Enquire
(Z)-2,2,2-trifluoro-N-(piperazin-2-ylidene)acetohydrazide Impurity CS-O-14430 Not Available Enquire
[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl][(5S... Impurity CS-T-47771 1177261-85-6 Enquire
[4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperaziny... Impurity CS-T-02748 105356-89-6 Enquire
1-((4-(4-fluorophenyl)piperazin-1-yl)methyl)-5-nitro-1H-inda... Impurity CS-O-38778 727692-55-9 Enquire
1-(1-Methylpiperidin-4-yl)piperazine Impurity CS-M-25498 23995-88-2 Enquire
1-(2-((2,4-Dimethylphenyl)thio)phenyl)-4-tosylpiperazine Impurity CS-O-54581 1643651-32-4 Enquire
1-(2-Methoxy-2-phenylethyl)piperazine Impurity CS-BL-00030 6722-54-9 Enquire
1-(3-Carboxypyrid-2-yl)-2-phenyl-4-methyl-piperazine HCl Impurity CS-O-56396 61338-13-4(Free salt) Enquire
1-(3-Methylphenyl)piperazine Impurity CS-M-25823 41186-03-2 Enquire
1-(4-(4-(benzo[b]thiophen-4-yl)piperazin-1-yl)butyl)-7-(4-(2... Impurity CS-T-93641 Not Available Enquire
1-(4-(4-(Benzyloxy)-3-bromophenyl)piperazin-1-yl)ethanone Impurity CS-O-45815 ---- In Stock
1-(6-(6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrid... Impurity CS-O-39717 Not Available Enquire
1-(Cyclobutylcarbonyl)piperazine hydrochloride Impurity CS-O-54124 1428443-87-1 Enquire
1-(tert-Butyl) 2-methyl (2R,4R)-4-(4-(3-methyl-1-phenyl-1H-p... Impurity CS-O-40333 Not Available Enquire
1-(tert-Butyl) 2-methyl (2S,4R)-4-(4-(3-methyl-1-phenyl-1H-p... Impurity CS-O-40332 Not Available Enquire
1,1-Dimethylethyl 4-[2-[(2,4-dimethylphenyl)thio]phenyl]-1-p... Impurity CS-O-51715 960203-42-3 Enquire
1,3-Bis((4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)me... Impurity CS-T-66987 1207847-84-4 Enquire
1,3-Bis(2-(4-(3-(trifluoromethyl)phenyl)piperazin-1-yl)ethyl... Impurity CS-O-15638 ---- Enquire
1,4-Dicyclopropanecarbonylpiperazine Impurity CS-O-52492 458535-34-7 Enquire
1,4-Di-tert-butyl piperazine-1,4-dicarboxylate Impurity CS-T-90502 76535-75-6 In Stock
1-[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl]-2... Impurity CS-T-02459 152551-75-2 Enquire
1-[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl]-5... Impurity CS-T-02455 109678-71-9 Enquire
11-(4-(2-(2-(piperazin-1-yl)ethoxy)ethyl)piperazin-1-yl)dibe... Impurity CS-O-49279 1800291-87-5 Enquire
11-(4-Methylpiperazin-1-yl)-5H-dibenzo[b,e][1,4]diazepine Impurity CS-O-36497 1977-07-7 In Stock
1-benzhydryl-4-((4-chlorophenyl)(phenyl)methyl)piperazine Impurity CS-O-48909 Not Available Enquire
1-Ethyl-4-((6-((5-fluoro-4-(4-fluoro-1-isopropyl-2-methyl-1H... Impurity CS-O-55135 ---- Enquire
1-Methyl-2-phenylpiperazinedihydrochloride Impurity CS-M-08294 5271-28-3 Enquire
1-Methyl-4-piperidin-4-yl-piperazine (Brigatinib impurity) Impurity CS-M-43629 53617-36-0 Enquire
2-(2-Piperazin-1-ylethoxy)Ethanol Impurity CS-M-25867 13349-82-1 In Stock
2-(4-(2-((2,4-dimethylphenyl)thio)phenyl)piperazin-1-yl)succ... Impurity CS-O-57786 ----- Enquire
2-(4-(2-hydroxy-3-(2-methoxyphenoxy)propyl)piperazin-1-yl)-N... Impurity CS-O-54814 ---- Enquire
2-(4-(3-(2-chlorophenoxy)-2-hydroxypropyl)piperazin-1-yl)-N-... Impurity CS-O-54813 ---- Enquire
2-(4-allylpiperazin-1-yl)-6,7-dimethoxyquinazolin-4(3H)-imin... Impurity CS-P-07136 Not Available Enquire
2-(Piperazin-1-yl)phenol Impurity CS-DL-01089 1011-17-2 Enquire
2,2'-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine... Impurity CS-T-60613 102839-00-9 In Stock
2,2'-dichloro-10-(3-(4-methylpiperazin-1-yl)propyl)-10H-3,10... Impurity CS-O-35840 1310578-36-9 In Stock
2,3,4,5,6-Pentahydroxyhexyl [3-(piperazin-1-yl)propyl] hydro... Impurity CS-O-34288 Not Available Enquire
2-[(2S,3S)-2-Hydroxypentan-3-yl]-4-[4-[4-(4-hydroxyphenyl)pi... Impurity CS-ZG-80358 687132-01-0 Enquire
2-[2-(1-Piperazinyl)ethoxy]acetic acid Impurity CS-O-48618 197969-01-0 Enquire
2-amino-N-(2-(4-(2-hydroxyethyl)piperazin-1-yl)-6-methylphen... Impurity CS-O-40836 Not Available Enquire
2-Oxo-posaconazole (2-​oxo-​1-​piperazinyl) Impurity CS-O-48832 Not Available Enquire
2-Piperazin-1-ylbenzothiazole Impurity CS-M-03828 55745-83-0 Enquire
3-(piperazin-1-yl)benzo[d]isothiazole 1,1-dioxide Impurity CS-O-41264 131540-88-0 Enquire
3,6-Dimethylpiperazine-2,5-dione Impurity CS-ZG-38734 5625-46-7 Enquire
3,6-Methylene-2,5-piperazinedione Impurity CS-T-33773 15996-22-2 Enquire
3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1... Impurity CS-O-33276 95848-94-5 Enquire
3-Oxo-posaconazole (3-​oxo-​1-​piperazinyl) Impurity CS-T-84496 357189-94-7 Enquire
4-(1-oxidobenzo[b]thiophen-4-yl)-1-(4-((2-oxo-1,2-dihydroqui... Impurity CS-O-35182 Not Available Enquire
4-(2,3-dichlorophenyl)piperazine-1-carbaldehyde Impurity CS-O-39457 1418125-57-1 In Stock
4-[(4-Methylpiperazin-1-yl)methyl]benzoic acid dihydrochlori... Impurity CS-O-31820 106261-49-8 In Stock
4-Amino-6,7dimethoxy-2-(1-piperazinyl)quinazoline dihydrochl... Impurity CS-O-55062 ---- Enquire
4-Methylpiperazine-1-yl-imino Rifamycin O Impurity CS-P-08830 Not Available Enquire
4-Piperazin-N-oxide Palbociclib Impurity CS-O-33227 Not Available Enquire
5-(piperazin-1-yl)pyridin-2-amine Impurity CS-T-93295 1082876-26-3 In Stock
5-Chloro-2-(4-Piperonyl-1-Piperazinyl)Pyrimidine Impurity CS-ED-00402 21280-23-9 Enquire
6-​Chloro-​1,​3-​dihydro-​5-​[2-​(1-​piperazinyl)​ethyl]​-2H... Impurity CS-T-73045 188797-79-7 Enquire
6-(Piperazin-1-yl)pyridin-3-amine Impurity CS-O-51247 119285-06-2 Enquire
6-chloro-7-((5-(4-(3-chlorobenzo[b]thiophen-4-yl)piperazin-1... Impurity CS-O-56813 ---- Enquire
6-Hydroxy deshydroxyethylpiperazine Dasatinib Impurity CS-O-51483 Not Available Enquire
7-((5-(4-(benzobthiophen-4-yl)piperazin-1-yl)pentyl)oxy)-6-c... Impurity CS-O-56812 ---- Enquire
7-(4-(4-(2,3-dichlorophenyl)piperazin-1-yl)butoxy)-1-(hydrox... Impurity CS-O-47267 1259312-25-8 Enquire
7-[4-[4-(2-Chloro-3-methylphenyl)-1-piperazinyl]butoxy]-3,4-... Impurity CS-O-54966 846031-28-5 Enquire
7-{4-[4-(benzo[b]thiophen-7-yl)piperazin-1-yl]butoxy}quinoli... Impurity CS-O-35181 ---- Enquire
7-{7-{4-[4-(benzo[b]thiophen-6-yl)piperazin-1-yl]butoxy}quin... Impurity CS-O-35184 Not Available Enquire
7-Chloro-4-[4-(3-chloropropyl)-1-piperazinyl]-quinoline Impurity CS-T-50772 4038-99-7 Enquire
8-[4-[4-(2,3-Dichlorophenyl)-1-piperazinyl]butoxy]-3,4-dihyd... Impurity CS-O-51737 203395-80-6 In Stock
9-Piperazino Ofloxacin Impurity CS-T-60612 197291-75-1 In Stock
Acephylline Piperazinate Impurity CS-O-07107 18833-13-1 In Stock
Acetyl 4-Chloro Benzhydryl Piperazine Impurity CS-EO-02215 802859-64-9 Enquire
Amoxicillin (2R)-Piperazine-2,5-dione Impurity CS-O-60208 210289-70-6 Enquire
Blonanserin 4-desfluoro 4-ethylpiperazin impurity Impurity CS-P-00745 1648791-23-4 Enquire
Bosutinib 4-piperazine impurity Impurity CS-O-46074 Not Available In Stock
Cariprazine piperazine N-Oxide Urea impurity Impurity CS-O-57572 ---- Enquire
Cephalexin Diketopiperazine Impurity CS-T-10882 59865-11-1 Enquire
Cephalexin Diketopiperazine Formate salt Impurity CS-O-56377 59865-11-1 (Free acid) Enquire
Cephalexin Diketopiperazine Monoacid Impurity CS-T-50478 1323247-65-9 Enquire
Cetirizine 1-​[(4-​Chlorophenyl)​phenylmethyl]​piperazine Am... Impurity CS-O-40876 2724877-99-8 Enquire
Cycloserine Diketopiperazine Impurity CS-T-14073 1204-99-5 Enquire
De(methypiperazinyl) Sildenafil Dimer Impurity Impurity CS-T-51868 1346603-48-2 Enquire
delta4-Cephalexin Diketopiperazine Impurity CS-O-57944 65870-52-2 Enquire
Demethylpiperazinyl 7-Desoxo 7-Thioxosildenafil Sulfonic Aci... Impurity CS-T-15198 1353018-10-6 Enquire
Demethylpiperazinyl Desethyl Sildenafil Sulfonyl Chloride Impurity CS-T-15207 139756-27-7 Enquire
Des(methylpiperazinyl-N-methyl) Imatinib Dimer Impurity Impurity CS-O-20011 1365802-18-1 In Stock
Des-4-methylpiperazin Chloro Imatinib Impurity Impurity CS-T-34771 404844-11-7 In Stock
Despiperazine chloro Enoxacin impurity Impurity CS-O-48713 79286-73-0 Enquire
Doxazosin Piperazine Impurity Impurity CS-O-45834 Not Available Enquire
Enalapril (R)Diketopiperazine methyl ester Impurity CS-O-43368 Not Available Enquire
Enalapril Diketopiperazine Acid Impurity CS-T-54042 115623-21-7 In Stock
Enalapril Diketopiperazine Acid (R-Isomer) Impurity CS-EO-02813 219677-80-2 Enquire
Ethyl 4-[1-oxo-3-(2-phenylhydrazinylidene)butyl]-1-piperazin... Impurity CS-O-50030 1415220-06-2 Enquire
Fluphenazine piperazin-N,N-di-ethanol impurity Impurity CS-O-57370 ---- Enquire
Itraconazole Desethylene-seco-piperazine Di-N-formyl Impurit... Impurity CS-TB-77361 1199350-02-1 Enquire
Letermovir-2,8-bis(4-(3-methoxyphenyl)piperazin impurity Impurity CS-O-54850 ---- Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(4-Methyl-piperazin-1-yl)-acetic acid Intermediate CS-M-04403 54699-92-2 In Stock
(R)-1-[(4-Chlorophenyl)phenylmethyl]piperazine Intermediate CS-T-12409 300543-56-0 Enquire
(S)-2-(Piperazin-2-yl)acetonitrile dihydrochloride Intermediate CS-O-45224 2158301-19-8 In Stock
1-(3-Carboxy-2-pyridyl)-4-methyl-2-phenylpiperazine Intermediate CS-T-10477 61338-13-4 In Stock
1-(3-Methoxyphenyl)-Piperazine monohydrochloride Intermediate CS-O-48637 16015-70-6 In Stock
1-(Cyclopropylcarbonyl)piperazine hydrochloride Intermediate CS-M-35612 1021298-67-8 In Stock
1,1-Dimethylethyl (2R)-2-(cyanomethyl)-1-piperazinecarboxyla... Intermediate CS-O-49935 2387560-41-8 Enquire
1,1-Dimethylethyl (2S)-2-[(1S)-1-hydroxyethyl]-1-piperazinec... Intermediate CS-O-50085 1932146-94-5 Enquire
1,1-Dimethylethyl 2-(1-hydroxy-1-methylethyl)-1-piperazineca... Intermediate CS-O-50082 1263316-20-6 Enquire
1-Benzo[1,3]dioxol-5-ylmethyl-piperazine Intermediate CS-M-23173 32231-06-4 In Stock
1-Phenylpiperazine Intermediate CS-M-57456 92-54-6 In Stock
2-(2-(2-(piperazin-1-yl)ethoxy)ethoxy)ethanol Intermediate CS-O-49280 68465-68-9 Enquire
2-[2-[2-[2-[4-[2-[2-(2-Aminoethoxy)ethoxy]ethyl]piperazin-1-... Intermediate CS-ED-42255 2639634-66-3 Enquire
3-(piperazin-1-yl)benzoic acid Intermediate CS-O-45051 446831-28-3 In Stock
3-[4-(3-{[2-(4-{3-[4-(3-aminopropyl)piperazin-1-yl]propyl}pi... Intermediate CS-ED-42254 2639634-65-2 Enquire
4-(4-Methylpiperazinomethyl)-3-(trifluoromethyl)aniline Intermediate CS-T-81719 694499-26-8 In Stock
4-(Benzo[d]isothiazol-3-yl)-1-((3aR,7aR)-hexahydro-1H-isoind... Intermediate CS-O-32224 186204-37-5 In Stock
Dichlorophenyl-Piperazin Carbamate Intermediate CS-EO-01286 506427-91-4 In Stock
Methyl 8-fluoro-3,4-dihydro-2-[4-(3-methoxyphenyl)-1-piperaz... Intermediate CS-O-48636 791117-40-3 Enquire
N-((1-(Aminomethyl)cyclohexyl)methyl)-2-(4-((1-(aminomethyl)... Intermediate CS-ED-42261 2561477-22-1 Enquire
N-(2,6-Dimethylphenyl)-1-piperazineacetamide Intermediate CS-O-31488 5294-61-1 In Stock
N-(2-Hydroxyethyl)piperazine Intermediate CS-M-57750 103-76-4 In Stock
N,4-Bis[2-(2-aminoethoxy)ethyl]-1-piperazineethanamine Intermediate CS-ED-42258 2344685-60-3 Enquire
N1-(2-(4-(10-Aminodecyl)piperazin-1-yl)ethyl)decane-1,10-dia... Intermediate CS-ED-42256 2561477-21-0 Enquire
N1-(2-(4-(4-Aminocyclohexyl)piperazin-1-yl)ethyl)cyclohexane... Intermediate CS-ED-42260 2561478-10-0 Enquire
tert-Butyl 4-((4-(2-(2,6-dioxopiperidin-3-yl)-1-oxoisoindoli... Intermediate CS-ED-41883 2520105-41-1 Enquire
tert-Butyl 4-piperazinotetrahydro-1(2H)-pyridinecarboxylate Intermediate CS-M-34747 177276-41-4 In Stock


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2-(5-((4-ethylpiperazin-1-yl)sulfonyl)-2-hydroxyphenyl)-5-m... Fine Chemicals CS-O-35665 2411340-39-9 Enquire
(R)-1-Boc-2-propyl-piperazine Fine Chemicals CS-O-49940 1212252-88-4 Enquire
(S)-Benzyl 2-(cyanomethyl)piperazine-1-carboxylate hydrochlo... Fine Chemicals CS-ED-02300 2158302-02-2 Enquire
(Z)-4-(N-methyl-2-(4-methylpiperazin-1-yl)acetamido)-N-(1-ph... Fine Chemicals CS-O-54225 ---- Enquire
[2-(4-Methyl-2-phenylpiperazin-1-yl)phenyl]methanol Fine Chemicals CS-ZG-76789 57321-32-1 Enquire
1-(2,3-dichorophenyl)4-(2-(2-isocyanatocyclohexyl)ethyl)pipe... Fine Chemicals CS-O-59567 ---- Enquire
1-(2,5-dichlorophenyl)piperazine hydrochloride Fine Chemicals CS-O-53763 119438-13-0 Enquire
1-(2-hydroxyethyl)piperazin-2-one Fine Chemicals CS-O-37218 59702-23-7 Enquire
1-(2-hydroxyethyl)piperazin-2-one hydrochloride Fine Chemicals CS-ZE-04372 910573-07-8 Enquire
1-(3-Bromophenyl)-4-(3-chloropropyl)piperazine Fine Chemicals CS-O-50305 328410-01-1 In Stock
1-(3-Chloro-2-methylphenyl)piperazine hydrochloride Fine Chemicals CS-ED-41881 796856-42-3 Enquire
1-(4-(cyclopropanecarbonyl)piperazin-1-yl)-2,2,2-trifluoroet... Fine Chemicals CS-O-60011 1467759-67-6 Enquire
1-(4-Bromophenyl)piperazine Fine Chemicals CS-AC-04200 66698-28-0 In Stock
1-(6-Nitropyridin-3-yl)piperazine hydrochloride Fine Chemicals CS-ED-02234 1221726-34-6 In Stock
1-(Cyclopropylcarbonyl)piperazine Fine Chemicals B020377-25GM 59878-57-8 In Stock
1-(Piperazin-1-yl)butan-1-one Fine Chemicals CS-ZH-17377 18903-04-3 Enquire
1,1-Dimethylethyl (2R)-2-cyclopropyl-1-piperazinecarboxylate Fine Chemicals CS-O-49936 1240584-61-5 Enquire
1,1'-Ethylenedipiperazine Fine Chemicals CS-O-39726 19479-83-5 Enquire
1,2-Bis-(4-methyl-piperazin-1-yl)-ethane Fine Chemicals CS-ZI-35651 77267-14-2 Enquire
1,4-Bis[(tetrahydro-2-furanyl)carbonyl]-piperazine Fine Chemicals CS-T-68397 547730-06-3 Enquire
1-benzyl 4-tert-butyl 2-methyl piperazine-1,2,4-tricarboxyla... Fine Chemicals CS-O-39668 126937-42-6 Enquire
1-CYCLOPROPYL-6-FLUORO-5-METHYL-7-(3-METHYLPIPERAZIN-1-YL)-4... Fine Chemicals CS-ZJ-12657 161967-81-3 Enquire
1-Methylpiperazine Fine Chemicals CS-T-58589 109-01-3 In Stock
2,6-Dimethylpiperazine Fine Chemicals CS-T-20510 108-49-6 In Stock
2-Benzofurancarboxylic acid, 5-(1-piperazinyl)-, ethyl ester... Fine Chemicals CS-ZE-30694 1422956-31-7 Enquire
2-Furyl(1-piperazinyl)methanone hydrochloride Fine Chemicals CS-M-14007 60548-09-6 Enquire
3-[(2,4-Dimethylphenyl)sulfonyl]-4-(1-piperazinyl)phenol Fine Chemicals CS-O-54002 2581886-16-8 Enquire
4-(8-((4-(4-(tert-Butyl)piperazin-1-yl)phenyl)amino)-[1,2,4]... Fine Chemicals CS-MM-13320 959754-85-9 Enquire
4-Benzhydryl-1-piperazineethanol Fine Chemicals CS-O-33164 10527-64-7 Enquire
5,5'-(piperazine-2,5-diyl)bis(2-hydroxybenzamide) Fine Chemicals CS-O-38320 2517940-02-0 Enquire
6-Fluoro-1-(4-fluorophenyl)-7-(4-methylpiperazin-1-yl)-4-oxo... Fine Chemicals CS-MM-12462 98106-17-3 Enquire
7-Chloro-4-(piperazin-1-yl)quinoline Fine Chemicals CS-O-05513 837-52-5 In Stock
7-fluoro-8-[4-(4-fluorophenyl)piperazin-1-yl]-1-methyl-4-oxo... Fine Chemicals CS-O-37389 Not Available Enquire
Benzyl (R)-2-(cyanomethyl)-3-oxopiperazine-1-carboxylate Fine Chemicals CS-O-40572 Not Available Enquire
Benzyl (R)-2-(cyanomethyl)piperazine-1-carboxylate Fine Chemicals CS-O-40682 2306255-32-1 Enquire
Benzyl (S)-2-(cyanomethyl)-3-oxopiperazine-1-carboxylate Fine Chemicals CS-O-40571 Not Available Enquire
Benzyl (S)-2-(Cyanomethyl)piperazine-1-carboxylate Fine Chemicals CS-T-94136 2158302-01-1 Enquire
Benzyl (Z)-2-(cyanomethylene)-3-oxopiperazine-1-carboxylate Fine Chemicals CS-O-40570 Not Available Enquire
Benzyl (Z)-2-(cyanomethylene)piperazine-1-carboxylate Fine Chemicals CS-O-40569 Not Available Enquire
Benzyl-2-(cyanomethylene)-3-oxopiperazine-1-carboxylate Fine Chemicals CS-O-40610 Not Available Enquire
Benzyl-2-(cyanomethylene)piperazine-1-carboxylate Fine Chemicals CS-O-40609 Not Available Enquire
N-(2,4-Dichlorophenyl)piperazine Fine Chemicals CS-O-60974 1013-78-1 Enquire
N-(2,6-Dimethylphenyl)-4-[2-hydroxy-3-(4-methoxyphenoxy)prop... Fine Chemicals CS-T-93442 1393717-45-7 Enquire
N,N-Diethyl-2-(piperazin-1-yl)ethanamine Fine Chemicals CS-MM-23487 4038-92-0 Enquire
N,N-Diethyl-4-methyl-1-piperazinecarboxamide Fine Chemicals CS-MM-79413 90-89-1 Enquire
Piperazine citrate Fine Chemicals CS-O-10193 144-29-6 In Stock
Piperazine Hexahydrate Fine Chemicals CS-O-59461 142-63-2 Enquire
Piperazine Hexahydrate Fine Chemicals CS-DE-00660 142-63-2 In Stock
tert-Butyl (2R)-2-(2-hydroxyethyl)piperazine-1-carboxylate Fine Chemicals CS-O-49937 947275-74-3 Enquire


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(4-nitrosopiperazin-1-yl)methanol Nitrosamine CS-O-43222 37585-08-3 Enquire
(S)-1-(3-methyl-4-nitrosopiperazin-1-yl)prop-2-en-1-one Nitrosamine CS-O-45967 Not Available Enquire
1-(3-(2-methoxy-5-nitrophenoxy)propyl)-4-nitrosopiperazine Nitrosamine CS-O-53957 ---- Enquire
1-(3-Methoxyphenyl)-4-nitrosopiperazine Nitrosamine CS-ED-42186 2763779-41-3 In Stock
1-(4-bromo-2-((2,4-dimethylphenyl)thio)phenyl)-4-nitrosopipe... Nitrosamine CS-O-48937 Not Available Enquire
1-(4-chlorophenyl)-4-nitrosopiperazine Nitrosamine CS-O-53192 873395-52-9 In Stock
1-Acetyl-4-nitrosopiperazine Nitrosamine CS-EO-03243 73742-56-0 In Stock
1-Benzo[1,3]dioxol-5-ylmethyl-4-Nitroso piperazine Nitrosamine CS-O-52331 Not Available In Stock
1-Benzyl-4-nitrosopiperazine Nitrosamine CS-T-05844 40675-45-4 In Stock
1-Cyclopentyl-4-nitrosopiperazine Nitrosamine CS-ED-01323 61379-66-6 In Stock
1-cyclopropylmethyl-4-nitrosopiperazine Nitrosamine CS-O-47823 Not Available In Stock
1-Ethyl-4-nitrosopiperazine Nitrosamine CS-ED-01202 65504-33-8 In Stock
1-methyl-4-(1-nitrosohexahydropyridine-4-yl)piperazine Nitrosamine CS-O-57939 2089333-01-5 In Stock
1-Nitroso-4-phenylpiperazine Nitrosamine CS-T-59643 14340-33-1 In Stock
2-(4-((4-nitrosopiperazin-1-yl)methyl)piperazin-1-yl)pyrimid... Nitrosamine CS-O-53196 ---- Enquire
2-(4-Nitrosopiperazin-1-yl)ethan-1-ol Nitrosamine CS-O-41677 48121-20-6 In Stock
2-(4-nitrosopiperazin-1-yl)ethanamine Nitrosamine CS-O-58163 ---- Enquire
2-(4-nitrosopiperazin-1-yl)ethane-1-sulfonic acid Nitrosamine CS-O-60207 ---- Enquire
2-[2-(4-nitrosopiperazin-1-yl)ethoxy]ethanol Nitrosamine CS-O-38464 73486-81-4 In Stock
2-Methyl-1,4-dinitrosopiperazine Nitrosamine CS-EO-03251 55556-94-0 In Stock
2-methyl-1-nitrosopiperazine Nitrosamine CS-O-44469 1172850-85-9 Enquire
3-(4-nitrosopiperazin-1-yl)benzofuran-2-carboxamide Nitrosamine CS-O-49385 Not Available Enquire
4-((4-nitrosopiperazin-1-yl)methyl)-3-(trifluoromethyl)anili... Nitrosamine CS-O-54564 ---- Enquire
4-(4-nitrosopiperazine-1-yl)phenol Nitrosamine CS-O-51223 Not Available Enquire
4-Nitrosopiperazin-1-amine Hydrochloride Hydrate Nitrosamine CS-EO-03248 ---- In Stock
4-Nitrosopiperazin-2-one Nitrosamine CS-O-58687 18907-82-9 Enquire
5-(4-nitrosopiperazin-1-yl)pyridin-2-amine Nitrosamine CS-O-37588 Not Available In Stock
6-( 4-nitrosopiperazin-1-yl)pyridin-3-amine Nitrosamine CS-O-55156 ---- Enquire
Cefalexin Nitroso Diketopiperazine Nitrosamine CS-O-53647 ---- Enquire
Cefalexin Nitroso Diketopiperazine Monoacid Nitrosamine CS-O-53648 ---- Enquire
cyclopropyl(4-nitrosopiperazin-1-yl)methanone Nitrosamine CS-O-52794 2742659-60-3 In Stock
N-(4-aminophenyl)-N-methyl-2-(4-nitrosopiperazin-1-yl)acetam... Nitrosamine CS-EO-04008 Not Available In Stock
N-Methyl-N’-nitrosopiperazine Nitrosamine CS-T-81242 16339-07-4 In Stock
N-nitroso (R)-1-[(4-Chlorophenyl)phenylmethyl]piperazine Nitrosamine CS-SN-00119 Not Available In Stock
N-Nitroso 1-(3-Chlorobenzhydryl) piperazine Nitrosamine CS-BX-02746 1706351-82-7 In Stock
N-Nitroso Avatrombopag imp (1-cyclohexyl-4-nitrosopiperazine... Nitrosamine CS-O-58883 ---- Enquire
N-Nitroso Brexpiprazole piperazine intermediate Nitrosamine CS-O-46062 2639426-95-0 In Stock
N-Nitroso-N′-carbethoxypiperazine Nitrosamine CS-O-50089 13256-15-0 In Stock
N-nitrosopiperazin acrylamide Bosutinib Nitrosamine CS-O-53959 ---- Enquire
N-Nitrosopiperazine Nitrosamine CS-T-37282 5632-47-3 In Stock
N-Nitrosopiperazine L-5 methyltetrahydrofolate calcium Nitrosamine CS-EO-02667 Not Available Enquire
N-nitrosopiperazine Palbociclib Nitrosamine CS-O-37587 ---- In Stock
Tert-butyl 4-nitrosopiperazine-1-carboxylate Nitrosamine CS-ED-02048 877177-42-9 In Stock


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(±)-2-Methylpiperazine-2,3,3,5,5,6,6-d7 Stable Isotope Reagent CS-C-02121 1219802-98-8 Enquire
1-(Ethyl-d5)piperazine Stable Isotope Reagent CS-O-60141 246817-21-9 Enquire
1-Cyclopentyl-4-nitrosopiperazine-D8 Stable Isotope Reagent CS-O-45510 Not Available Enquire
1-Cyclopentyl-4-Nitrosopiperazine-d9 Stable Isotope Reagent CS-O-45509 Not Available In Stock
1-Isopropyl-d7-piperazine Stable Isotope Reagent CS-C-01636 2089679-76-3 Enquire
1-Methyl-4-nitrosopiperazine-D8 Stable Isotope Reagent CS-O-45508 Not Available Enquire
2-Oxopiperazine-3,3,5,5,6,6-d6 Stable Isotope Reagent CS-C-01651 1219803-71-0 Enquire
Ethyl 1-Piperazine-d8-acetate 2HCl Stable Isotope Reagent CS-C-01965 Not Available Enquire
N-methyl-d3-homopiperazine Stable Isotope Reagent CS-C-02111 2488857-81-2 Enquire
N-Methyl-d3-piperazine-2,2,3,3,5,5,6,6-d8 Stable Isotope Reagent CS-C-02120 1319723-22-2 Enquire
Piperazine-d8 Stable Isotope Reagent CS-O-30499 134628-42-5 In Stock
Rifampicin-d11 (4-methyl-d3-1-piperazinyl-d8) Stable Isotope Reagent CS-C-00670 13292-46-1(Unlabelled) Enquire


Therapeutic

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Imatinib (Piperazine)-N1-Oxide Therapeutic CS-O-31118 938082-57-6 Enquire


Analytical Standard

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-Cyclopentyl-4-nitrosopiperazine Analytical Standard CS-ED-01323-10MG 61379-66-6 Enquire
1-cyclopentyl-4-nitroso-piperazine (CPNP)-100 PPM in Acetoni... Analytical Standard CS-ED-01323-1.5ML 61379-66-6 Enquire
1-methyl-4-nitrosopiperazine (MNP)-100 PPM in Acetonitrile Analytical Standard CS-T-81242-1.5ML 16339-07-4 Enquire
N-Methyl-N’-nitrosopiperazine Analytical Standard CS-T-81242-10MG 16339-07-4 Enquire


Fluorinated Compounds

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-(Trifluoromethyl)piperazine Fluorinated Compounds CS-O-58076 131922-05-9 Enquire


Heterocyclic

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Phenylpiperazine Heterocyclic CS-EL-24726 5271-26-1 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-Piperazine-2-carboxylic acid dihydrochloride Building Blocks CS-M-57532 126330-90-3 In Stock
(S)-3-methylpiperazin-2-one Building Blocks CS-BL-00048 78551-38-9 Enquire
(Z)-2-(3-oxopiperazin-2-ylidene)acetonitrile Building Blocks CS-O-45902 Not Available Enquire
1,1-Dimethylethyl 4-cyano-1-piperazinecarboxylate Building Blocks CS-O-48974 113534-02-4 In Stock
1,4-Diethylpiperazine Building Blocks CS-O-41792 6483-50-7 Enquire
1-[4-(3-{2-[2-(3-aminopropoxy)ethoxy]ethoxy}propyl)piperazin... Building Blocks CS-ED-42259 2639634-67-4 Enquire
1-Acetylpiperazine Building Blocks CS-DV-00815 13889-98-0 In Stock
1-BOC-4-(2-Hydroxyethyl) Piperazine Building Blocks CS-O-58298 77279-24-4 Enquire
1-Cyclobutanecarbonylpiperazine Building Blocks CS-O-46690 64579-67-5 Enquire
2-(4-Methylpiperazin-1-ylmethyl)benzoic Acid Building Blocks CS-T-95848 514209-40-6 Enquire
2-(Piperazin-1-yl)phenol hydrochloride Building Blocks CS-O-58847 211304-63-1 Enquire
2-(trifluoromethyl)piperazine Building Blocks CS-DV-01165 131922-05-9 Enquire
4-Methoxy-3-(3-(4-methylpiperazin-1-yl)propoxy)aniline Building Blocks CS-O-47151 846023-55-0 Enquire
4-Methyl-1-piperazinecarbonyl chloride hydrochloride Building Blocks CS-T-96063 55112-42-0 Enquire
4'-piperazinoacetophenone Building Blocks CS-T-96155 51639-48-6 Enquire
5-(1-Piperazinyl)-2-benzofurancarboxylic Acid Methyl Ester Building Blocks CS-TA-36290 1186225-86-4 Enquire
Ethyl 4-(4-methyl-1-piperazinyl)-1-piperidinecarboxylate Building Blocks CS-O-57333 415968-25-1 Enquire
N,N-dimethylpiperazine-1-carboxamide Building Blocks CS-O-48410 41340-78-7 Enquire
Piperazine hydrate Building Blocks CS-ED-41720 16832-43-2 Enquire


Deuterated Reagents

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-​(METHYL-​D3)​PIPERAZINE 2HCL Deuterated Reagents CS-O-42051 2043778-87-4 In Stock
1-[3-(Methoxy-d3)phenyl]piperazine Deuterated Reagents CS-O-48068 1961287-54-6 Enquire
1-[4-BROMOPHENYL)-4-(METHYL-D3)PIPERAZINE Deuterated Reagents CS-O-42432 2140327-15-5 Enquire
N-Methylpiperazine D8 Deuterated Reagents CS-O-16257 917358-65-7 Enquire


MISCELLANEOUS

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Bis-(DiethylaminohydroxybenzoylBenzoyl)Piperazine MISCELLANEOUS CS-O-60865 919803-06-8 Enquire