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

Pyrazol 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
(2E)-3-(1-Methyl-1H-pyrazol-4-yl)-2-propenoic Acid-d3 Stable Isotopes CS-T-99983 689251-97-6(Unlabelled) Enquire
(R)-3-(4-Phenoxyphenyl)-1-(piperidin-3-yl)-1H-pyrazolo[3,4-d... Stable Isotopes CS-T-98817 Not Available Enquire
1-((R)-3-(4-Amino-3-(4-(phenoxy-D5)phenyl)-1H-pyrazolo[3,4-d... Stable Isotopes CS-EO-02393 2068022-09-1 Enquire
1-(2-Aminoethyl)-3-nitro-1H-pyrazole-d4 Hydrochloride Stable Isotopes CS-T-100874 Not Available Enquire
1,5-Dimethyl-1H-pyrazole-4-sulfonamide-D3 Stable Isotopes CS-T-102408 88398-55-4(Unlabelled) Enquire
1-Methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-... Stable Isotopes CS-T-96429 Not Available Enquire
1-Methyl-3-propyl-1H-pyrazole-5-carboxylic Acid Ethyl Ester-... Stable Isotopes CS-T-102828 133261-07-1(Unlabelled) Enquire
1-Methyl-3-propyl-1H-pyrazole-5-carboxylic Acid-d3 Stable Isotopes CS-T-102829 1046784-60-4 Enquire
1-Methyl-4-pyrazoleboronic Acid-d3 Stable Isotopes CS-T-102227 Not Available Enquire
2-(2-Chlorophenyl)-4-(3-(dimethylamino)phenyl)-5-methyl-1H-p... Stable Isotopes CS-T-100637 Not Available Enquire
2-(3,4-Dimethylphenyl)-2,4-dihydro-5-methyl-3H-pyrazol-3-one... Stable Isotopes CS-T-100386 Not Available Enquire
3-​(1H-​Pyrazol-​1-​yl)​alanine-d3 Stable Isotopes CS-T-103062 2734-48-7(Unlabelled) Enquire
3-(4-Chlorophenyl)-4,5-dihydro-N'-(1-iminoethyl)-4-phenyl-N-... Stable Isotopes CS-T-101717 Not Available Enquire
3-(5-Amino-3-methyl-1H-pyrazol-1-yl)-Benzoic Acid-d4 Hydroch... Stable Isotopes CS-T-101904 Not Available Enquire
3,4-Dimethylpyrazole Phosphate-13C Stable Isotopes CS-T-101072 Not Available Enquire
3-Amino-5-methylpyrazole 13C4,15N2 Stable Isotopes CS-EK-00994 31230-17-8 unlabeled Enquire
4,6-Dimethoxy-1H-pyrazolo[3,4-d]pyrimidine-13C,15N2 Stable Isotopes CS-T-100416 Not Available Enquire
4-[5,6-Dihydro-2-[3-methyl-1-(1-methylethyl)-1H-1,2,4-triazo... Stable Isotopes CS-T-101535 Not Available Enquire
4-Bromo-1-(2-chloroethyl)-1H-pyrazole-D4 Stable Isotopes CS-T-100738 Not Available Enquire
5-[4-Bromo-1-methyl-5-(trifluoromethyl)-1H-pyrazol-3-yl]-2-c... Stable Isotopes CS-T-102834 174514-08-0(Unlabelled) Enquire
5-Methoxy-1H-pyrazol-3-amine Hydrochloride-d3 Stable Isotopes CS-T-100081 110884-53-2(Unlabelled) Enquire
5-Methoxy-d3-1-methyl-1H-pyrazole-4-sulfonyl Chloride Stable Isotopes CS-T-99712 Not Available Enquire
5-Methyl-2-(1H-pyrazol-1-yl)-d3-1H-indole Stable Isotopes CS-T-98635 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-Cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl... Stable Isotopes CS-T-96435 Not Available Enquire
Mixture of (1,3-Dimethylpyrazole-D3 + 1,5-Dimethylpyrazole-D... Stable Isotopes CS-T-102410 Not Available Enquire
N-(2,3-Dimethylphenyl)-3,5-dimethyl-1-(phenylmethyl)-1H-pyra... Stable Isotopes CS-T-100396 Not Available Enquire
N,N’-Bis-Boc-1-guanylpyrazole-13C,15N2 Stable Isotopes CS-T-101818 1346606-42-5 Enquire
Pyrazolam-d3 Stable Isotopes CS-T-96400 39243-02-2(Unlabelled) Enquire
Pyrazolosalicyloyl Imide-d3 Stable Isotopes CS-T-102098 Not Available Enquire
1-(Methyl)-4-nitro-3-(2,2,3,3,3-D5-propyl)-1H-pyrazole-5-car... Stable Isotopes CS-T-82232 1175992-94-5 Enquire
1-(Methyl-d3)-4-nitro-1H-pyrazole Stable Isotopes CS-O-37622 1447606-92-9 Enquire
1-(Methyl-d3)-4-nitro-3-(2,2,3,3,3-D5-propyl)-1H-pyrazole-5-... Stable Isotopes CS-T-82548 1175993-00-6 Enquire
1-(Methyl-D3)-4-nitro-3-propyl-1H-pyrazole-5-carboxylic Acid Stable Isotopes CS-T-80679 526203-29-2 Enquire
1,3-Dimethyl-1H-pyrazole-4-sulfonamide-d3 (~90%) Stable Isotopes CS-T-94893 Not Available Enquire
2-(1,3,5-Trimethyl-1H-pyrazol-4-yl)ethyl methanesulfonate 13... Stable Isotopes CS-EK-00151 1189155-65-4 unlabeled Enquire
3-(3,5-difluoro-2-methoxyphenyl)-5-(1-(1-(methylsulfonyl)pip... Stable Isotopes CS-O-38242 1613711-28-6 (Unlabeled) Enquire
3-(3,5-difluoro-2-methoxyphenyl)-5-(1-(1-(methylsulfonyl)pip... Stable Isotopes CS-O-38243 1613711-28-6 (Unlabeled) Enquire
3-(3,5-difluoro-2-methoxyphenyl)-5-(1-(1-(methylsulfonyl)pip... Stable Isotopes CS-O-38241 1613711-28-6 (Unlabeled) Enquire
3-(3,5-difluoro-2-methoxyphenyl)-5-(1-(1-(methylsulfonyl)pip... Stable Isotopes CS-O-38244 1613711-28-6 (Unlabeled) Enquire
3-Amino-5-methylpyrazole 13C4,15N2 Stable Isotopes CS-CX-00348 31230-17-8 (Unlabeled) Enquire
4-(2-Bromoethyl)-3,5-dimethyl-1H-pyrazole 13C5,15N2 Stable Isotopes CS-EK-01201 83467-28-1 unlabeled Enquire
5-(4-Chlorophenyl)-1-(2,4-dichlorophenyl)-4-methylpyrazole-3... Stable Isotopes CS-T-101681 Not Available Enquire
6-Bromo-3-(1-methyl-1H-pyrazol-4-yl)-5-(3R)-3-piperidinylpyr... Stable Isotopes CS-T-100966 Not Available Enquire
N-methyl-4-(2-Bromoethyl)-3,5-dimethyl-1H-pyrazole 13C7 Stable Isotopes CS-EK-00874 1007505-04-5 unlabeled Enquire
Pyrazolam-d4 Stable Isotopes CS-T-96401 Not Available Enquire
Pyrazole N-Demethyl Sildenafil-d3 Stable Isotopes CS-T-85129 1185044-03-4 Enquire
Sulfapyrazole 13C6 Stable Isotopes CS-W-00309 1420043-51-1 Enquire


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-Aminopyrazole Hydrochloride API CS-T-48062 34045-29-9 Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-(Difluoromethyl)-1-β-D-glucopyranosyl-N-(3′,4′,5′-trifluor... Metabolite CS-ED-42077 2056235-51-7 Enquire
N-Methylpyrazole-4-carboxamide Metabolite CS-O-15650 1154383-52-4 In Stock
Pyrazole 10 Metabolite CS-B-00345 373607-06-8 Enquire
Pyrazole 25 Metabolite CS-B-00344 936134-04-2 Enquire
(1-(4,6-dimethylpyrimidin-2-yl)-3-methyl-1H-pyrazol-5-yl)met... Metabolite CS-O-33737 Not Available Enquire
(1-(4,6-dimethylpyrimidin-2-yl)-5-methyl-1H-pyrazol-3-yl)met... Metabolite CS-O-33735 Not Available Enquire
1-(4,6-dimethylpyrimidin-2-yl)-3,5-dimethyl-1H-pyrazol-4-yl ... Metabolite CS-O-33742 Not Available Enquire
1-(4,6-dimethylpyrimidin-2-yl)-3-methyl-1H-pyrazole-5-carbox... Metabolite CS-O-33740 Not Available Enquire
2-(3-(hydroxymethyl)-5-methyl-1H-pyrazol-1-yl)-4,6-dimethylp... Metabolite CS-O-33738 Not Available Enquire
2-(3-(hydroxymethyl)-5-methyl-1H-pyrazol-1-yl)-6-methylpyrim... Metabolite CS-O-33739 Not Available Enquire
2-(3,5-dimethyl-1H-pyrazol-1-yl)-4,6-dimethylpyrimidin-5-ol Metabolite CS-O-33736 Not Available Enquire
3-(Difluoromethyl)-N-(3',4',5'-trifluoro[1,1'-biphenyl]-2-yl... Metabolite CS-TB-15936 2056235-52-8 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(R)-N-(5-(2-(2,5-difluorophenyl) pyrrolidin-1-yl)pyrazolo[1,... Impurity CS-O-60585 ---- Enquire
(S)-3-(4-Bromo-1H-pyrazol-1-yl)-3-cyclopentylpropanenitrile Impurity CS-O-56859 2183286-19-1 Enquire
1-[6-Amino-9-(3,4-dihydroxy-5-hydroxymethyl-tetrahydrofuran-... Impurity CS-O-47370 Not Available Enquire
16ß-Hydroxy-2’H-5a-androst-2-eno[3,2-c]pyrazol-17-one Impurity CS-B-00364 1173998-85-0 Enquire
2-((1,4-dimethyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)fluorom... Impurity CS-O-43171 Not Available Enquire
2-((3bS,4aR)-5,5-difluoro-3-(trifluoromethyl)-3b,4,4a,5-tetr... Impurity CS-O-52411 Not Available Enquire
2-((3bS,4aR)-5-oxo-3-(trifluoromethyl)-3b,4,4a,5-tetrahydro-... Impurity CS-O-52410 Not Available Enquire
2-(1-Ethyl-1H-pyrazol-4-yl)[1,2,4]triazolo[1,5-c]quinazoline Impurity CS-O-57102 1005691-67-7 Enquire
2-(1-Methyl-1H-pyrazol-4-yl)[1,2,4]triazolo[1,5-c]quinazolin... Impurity CS-O-57100 1005643-71-9 Enquire
2-(1-Methyl-1H-pyrazol-5-yl)[1,2,4]triazolo[1,5-c]quinazolin... Impurity CS-O-57112 1005692-07-8 Enquire
2-[1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]pyrimid... Impurity CS-T-74988 428854-24-4 In Stock
2-[1-[(4-Chlorophenoxy)methyl]-1H-pyrazol-5-yl][1,2,4]triazo... Impurity CS-O-57099 1005562-82-2 Enquire
3-(3,3,3-trifluoro-2,2-dimethylpropoxy)-1H-pyrazole Impurity CS-O-45076 2229861-15-6 In Stock
3-(3,4-Dichlorophenyl)-5-[3-(3-pyridinyl)phenyl]-2-(trifluor... Impurity CS-O-52228 1832592-68-3 Enquire
3-(4-amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1... Impurity CS-O-35292 ---- Enquire
3-Aminopyrazole-4-carboxamide Hemisulfate Impurity CS-O-07140 27511-79-1 In Stock
3'-Hydroxy-2’H-5a-androst-2-eno[3,2-c]pyrazol-17-one Impurity CS-B-00362 1173998-80-5 Enquire
4-(2-Ethoxybenzamido)-1-methyl-3-n-propylpyrazole-5-carboxam... Impurity CS-T-54307 139756-03-9 In Stock
4-[(2-Ethoxybenzoyl)amino]-1-methyl-5-propyl-1H-pyrazole-3-c... Impurity CS-T-77391 501120-38-3 In Stock
4a/ß-Hydroxy-2’H-5a-androst-2-eno[3,2-c]pyrazol-17-one Impurity CS-B-00359 Not Available Enquire
5-Acetyl-N-[(1S)-2-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-... Impurity CS-O-34554 1297537-33-7 In Stock
5-Amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-[(trich... Impurity CS-O-59883 1393738-20-9 Enquire
5-Amino-4-[(chlorodifluoromethyl)sulfinyl]-1-[2,6-dichloro-4... Impurity CS-O-59880 134403-22-8 Enquire
5-Amino-4-[(dichlorofluoromethyl)sulfinyl]-1-[2,6-dichloro-4... Impurity CS-O-59881 134403-23-9 Enquire
5-Fluoro-1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-car... Impurity CS-O-40932 1350653-26-7 Enquire
5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one Impurity CS-M-56214 19735-89-8 In Stock
7-chloro-5-propylpyrazolo[1,5-a]pyrimidine Impurity CS-O-48883 244127-41-1 In Stock
Bis (6,7-dihydro-5H-pyrazolol[1,2,4] triazolium-6-yl) disulp... Impurity CS-O-45030 141499-33-4 Enquire
Bispyrazolone Impurity CS-T-07241 7477-67-0 In Stock
ethyl 6-chloro-5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carbo... Impurity CS-O-48894 1035835-21-2 In Stock
pinoxaden 9-amino-1,2,4,5-tetrahydro-pyrazolo-[1,2-d][1,4,5]... Impurity CS-O-48773 Not Available Enquire
Pyrazolo Minocycline Impurity CS-T-60908 182004-72-4 In Stock
Pyrazolo Minocycline hydrochloride Impurity CS-O-46963 1402209-08-8 Enquire
tris((1,4-dimethyl-3-(trifluoromethyl)-1H-pyrazol-5-yl)oxy)m... Impurity CS-O-43170 2642167-17-5 Enquire
(1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)... Impurity CS-O-39331 Not Available Enquire
(1,4,5,6,7,8-Hexahydrocyclohepta[c]pyrazol-3-ylmethyl)amine ... Impurity CS-M-28143 1185302-03-7 Enquire
(1,4,5,6-Tetrahydrocyclopenta[c]pyrazol-3-ylmethyl)amine hyd... Impurity CS-M-28142 1185295-94-6 Enquire
(1-{[3-(3-Methylphenyl)-1-phenyl-1H-pyrazol-4-yl]-carbonyl}p... Impurity CS-M-28850 1172417-82-1 Enquire
(1-Ethyl-3,5-dimethyl-1H-pyrazol-4-yl)methylamine Impurity CS-M-25036 936940-14-6 Enquire
(1-Ethyl-3-methyl-1H-pyrazol-4-yl)methylamine Impurity CS-M-25033 848436-19-1 Enquire
(1-Ethyl-5-hydroxy-1H-pyrazol-4-yl)-(2-oxazol-2-yl-4-trifluo... Impurity CS-DU-00297 1231583-70-2 Enquire
(1-Ethyl-5-hydroxy-1H-pyrazol-4-yl)-(2-oxazol-2-yl-phenyl)-m... Impurity CS-DU-00278 1231630-81-1 Enquire
(1-Ethyl-5-hydroxy-1H-pyrazol-4-yl)-(4-methanesulfonyl-2-oxa... Impurity CS-DU-00314 1231563-85-1 Enquire
(1-Ethyl-5-hydroxy-1H-pyrazol-4-yl)-(4-methyl-2-oxazol-2-yl-... Impurity CS-DU-00310 1231566-89-4 Enquire
(1-Ethyl-5-hydroxy-1H-pyrazol-4-yl)-(4-oxazol-2-yl-2-trifluo... Impurity CS-DU-00275 1231641-39-6 Enquire
(1-Ethyl-5-hydroxy-1H-pyrazol-4-yl)-(5-methanesulfonyl-2-met... Impurity CS-DU-00274 1231643-08-5 Enquire
(1-Ethyl-5-hydroxy-1H-pyrazol-4-yl)-(5-methanesulfonyl-4-met... Impurity CS-DU-00280 1231625-47-0 Enquire
(1-Methyl-1H-pyrazol-3-yl)acetic acid Impurity CS-M-28022 1177318-00-1 Enquire
(1-Methyl-1H-pyrazol-3-yl)boronic acid Impurity CS-DV-00040 869973-96-6 Enquire
(1-Methyl-3-(trifluoromethyl)-5-{[3-(trifluoro-methyl)phenyl... Impurity CS-M-31811 318239-53-1 Enquire
(2E)-3-(1,3,5-Trimethyl-1H-pyrazol-4-yl)-acryloyl chloride Impurity CS-M-28485 1173394-98-3 Enquire
(2E)-3-(1,3-Dimethyl-1h-pyrazol-4-yl)acrylic acid Impurity CS-AC-08713 514800-75-0 Enquire
(2E)-3-(1,5-Dimethyl-1H-pyrazol-4-yl)-acryloyl chloride Impurity CS-M-28478 512809-22-2 Enquire
(2E)-3-(1-Ethyl-3,5-dimethyl-1H-pyrazol-4-yl)-acryloyl chlor... Impurity CS-M-28487 1173598-22-5 Enquire
(2E)-3-(1-Ethyl-3-methyl-1H-pyrazol-4-yl)-acryloyl chloride Impurity CS-M-28483 1004644-47-6 Enquire
(2S,3R)-4-((6,7-dihydro-5H-pyrazolo[1,2-a][1,2,4]triazol-4-i... Impurity CS-O-37666 Not Available Enquire
(2S,4S)-1-(tert-Butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-p... Impurity CS-O-38701 1821705-03-6 Enquire
(3,4,5-Trimethyl-1H-pyrazol-1-yl)acetonitrile Impurity CS-M-25014 1170293-23-8 Enquire
(3,4-Dimethyl-6-oxo-1,6-dihydro-pyrano[2,3-c]-pyrazol-5-yl)-... Impurity CS-M-10230 879025-21-5 Enquire
(3,5-Dimethyl-1H-pyrazol-1-yl)acetonitrile Impurity CS-M-25004 1134684-85-7 Enquire
(3,5-Dimethyl-1H-pyrazol-4-yl)-acetic acid Impurity CS-M-08561 32701-75-0 Enquire
(3-Ethanesulfonyl-2,5-dimethyl-4-oxazol-2-yl-phenyl)-(1-ethy... Impurity CS-DU-00283 1231609-13-4 Enquire
(3-Methyl-4,5-dihydro-1H-pyrazol-1-yl)acetic acid hydrochlor... Impurity CS-M-47718 1134333-91-7 Enquire
(3-Nitro-pyrazol-1-yl)-acetic acid Impurity CS-M-07357 887408-81-3 Enquire
(3-Phenyl-1H-pyrazol-1-yl)acetic acid Impurity CS-M-25520 959574-98-2 Enquire
(3S)-N-(5-Chloropyrazolo[1,5-a]pyrimidin-3-yl)-3-hydroxy-1-p... Impurity CS-O-39034 2226370-52-9 Enquire
(4-Bromo-3,5-dimethyl-1H-pyrazol-1-yl)acetonitrile Impurity CS-M-25012 175137-59-4 Enquire
(4-Bromo-3,5-dimethyl-pyrazol-1-yl)-acetic acid Impurity CS-M-09603 312309-43-6 Enquire
(4-Bromo-5-methyl-3-nitro-1H-pyrazol-1-yl)-acetic acid Impurity CS-M-26236 345637-67-4 Enquire
(4-Chloro-1H-pyrazol-1-yl)acetonitrile Impurity CS-M-25006 113336-23-5 Enquire
(4-Chloro-2-oxazol-2-yl-phenyl)-(1-ethyl-5-hydroxy-1H-pyrazo... Impurity CS-DU-00319 1231551-28-2 Enquire
(4-Chloro-3,5-dimethyl-1H-pyrazol-1-yl)-acetonitrile Impurity CS-M-25008 1004643-52-0 Enquire
(4-Chloro-3,5-dimethyl-pyrazol-1-yl)-acetic acid Impurity CS-M-08871 374913-86-7 Enquire
(4-Ethanesulfonyl-2,5-dimethyl-3-oxazol-2-yl-phenyl)-(1-ethy... Impurity CS-DU-00293 1231595-05-3 Enquire
(4-Ethanesulfonyl-2-oxazol-2-yl-phenyl)-(1-ethyl-5-hydroxy-1... Impurity CS-DU-00282 1231624-53-5 Enquire
(4S)-1-(tert-butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-pyra... Impurity CS-O-38438 Not Available Enquire
(4Z)-3-Methyl-1-phenyl-1H-pyrazole-4,5-dione 4-oxime Impurity CS-M-48165 1080-89-3 Enquire
(5-Methyl-3-nitro-pyrazol-1-yl)-acetic acid Impurity CS-M-08819 344912-39-6 Enquire
(5-Methyl-3-trifluoromethyl-pyrazol-1-yl)-acetic acid Impurity CS-M-10833 345637-71-0 Enquire
(E)-3-[(2-Cyano-3-ethoxy-3-oxo-1-propenyl)amino]-1H-pyrazole... Impurity CS-T-13616 52632-17-4 Enquire
(R)-1-(3-(3-(4-phenoxyphenyl)-4-((triphenyl-l5-phosphaneylid... Impurity CS-O-37346 2064175-44-4 Enquire
(R)-N-(3-(4-phenoxyphenyl)-1-(piperidin-3-yl)-1Hpyrazolo[ Impurity CS-O-37344 2064175-43-3 Enquire
(S)-tert-butyl (1-(3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-y... Impurity CS-O-38810 2415967-06-3 Enquire
[(3,5-Dimethyl-1H-pyrazol-4-yl)methyl]amine Impurity CS-M-08282 518064-16-9 Enquire
[[(3,5-Dimethyl-1H-pyrazol-4-yl)sulfonyl]-(4-ethoxyphenyl)am... Impurity CS-M-26202 1240217-90-6 Enquire
[1-(4-Fluorophenyl)-1H-pyrazol-4-yl]methanol Impurity CS-M-25519 153863-34-4 Enquire
[3-(1H-Pyrazol-1-yl)phenyl]amine dihydrochloride Impurity CS-M-08126 1185293-09-7 Enquire
[3-(2-Methylpyrazolo[1,5-a]pyrimidin-7-yl)benzyl]-amine hydr... Impurity CS-M-29052 1185294-93-2 Enquire
[3-(3,5-Dimethyl-1H-pyrazol-1-yl)benzyl]amine dihydrochlorid... Impurity CS-M-08124 1185056-93-2 Enquire
[3-(4-Chloro-1H-pyrazol-1-yl)propyl]amine dihydrochloride Impurity CS-M-47717 1006447-90-0 Enquire
[3-(4-Methoxyphenyl)-1H-pyrazol-1-yl]acetic acid Impurity CS-M-25521 959584-25-9 Enquire
[4-(6-Oxazol-2-yl-quinolin-8-yl)-[1,4]diazepan-1-yl]-(1-phen... Impurity CS-DU-00366 1226692-52-9 Enquire
[4-(Cyclopentanecarbonyl-amino)-pyrazol-1-yl]-acetic acid Impurity CS-M-29318 1183764-58-0 Enquire
[4-Formyl-3-(4-methoxyphenyl)-1H-pyrazol-1-yl]-acetic acid Impurity CS-M-28068 887408-55-1 Enquire
{(3,5-Dimethylphenyl)[(3,5-dimethyl-1H-pyrazol-4-yl)sulfonyl... Impurity CS-M-26201 899703-63-0 Enquire
{[1-(4-Fluorophenyl)-1H-pyrazol-4-yl]methyl}amine hydrochlor... Impurity CS-M-28630 1185300-73-5 Enquire
{[3,5-Dimethyl-1-(3-methylphenyl)-1H-pyrazol-4-yl] methyl}am... Impurity CS-M-28588 400876-70-2 Enquire
{1-Methyl-3-(trifluoromethyl)-5-[3-(trifluoro-methyl)phenoxy... Impurity CS-M-32119 318469-40-8 Enquire
{4-[(Pyridine-2-carbonyl)-amino]-pyrazol-1-yl}-acetic acid Impurity CS-M-29317 1183357-77-8 Enquire
1 - Methyl - 3 - trifluoromethylpyrazole - 5 - boronic acid Impurity CS-DV-00480 344591-91-9 Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(S)-1-(6-(4-Fluoro-1H-pyrazol-1-yl)pyridin-3-yl)ethan-1-amin... Intermediate CS-ED-41876 1980023-97-9 Enquire
1-(4-fluorophenyl)-5-methyl-1H-pyrazol-3-amine Intermediate CS-O-49656 1247053-40-2 Enquire
1,3-dimethyl-1H-pyrazole-4-sulfonamide Intermediate CS-O-45632 88398-53-2 In Stock
1-Methyl-3-((methylamino)methyl)-1H-pyrazole Intermediate CS-O-57759 871825-57-9 Enquire
2-((3bR,4aS)-5,5-Difluoro-3-(trifluoromethyl)-3b,4,4a,5-tetr... Intermediate CS-ED-41911 2189680-65-5 Enquire
2-(3,4-dimethylphenyl)-5-methyl-1H-pyrazol-3(2H)-one Intermediate CS-O-31942 277299-70-4 In Stock
2,4,6,7-Tetrahydropyrano[4,3-c]pyrazole-3-carboxylic acid Intermediate CS-O-49653 933694-89-4 Enquire
3-(Difluoromethyl)-1H-pyrazole-4-carboxylic Acid Intermediate CS-T-91711 151734-02-0 In Stock
3-Aminopyrazole Intermediate CS-T-03410 1820-80-0 In Stock
3-Bromo-1,5-dimethylpyrazole Intermediate CS-O-49760 5744-80-9 Enquire
3-Bromopyrazolo[1,5-c]pyrimidine Intermediate CS-O-54684 1207853-39-1 Enquire
3-Chloromethyl-1-methylpyrazole Intermediate CS-O-49831 84547-64-8 Enquire
3-Methyl-1-propylpyrazole-4-carbaldehyde Intermediate CS-O-49639 933778-28-0 Enquire
3-Nitropyrazole Intermediate CS-AC-10789 26621-44-3 In Stock
4-(2-Methylphenyl)-5-phenyl-1H-pyrazol-3-amine Intermediate CS-O-49858 1231747-90-2 Enquire
4-Amino-3-iodo-1H-pyrazolo[3,4-d]pyrimidine Intermediate CS-M-53963 151266-23-8 In Stock
4-Iodo-1H-pyrazole-1-acetonitrile Intermediate CS-O-49531 955965-81-8 Enquire
5-(2-Ethoxyphenyl)-1-methyl-3-n-propyl-1,6-dihydro- 7H-pyraz... Intermediate CS-T-54350 139756-21-1 In Stock
5-methyl-2,4-dihydro-3H-pyrazol-3-one Intermediate CS-EL-22745 108-26-9 In Stock
7-Bromopyrazolo[5,1-b]thiazole Intermediate CS-O-57138 1824091-41-9 Enquire
B-[1-(2-Methoxy-1,1-dimethylethyl)-1H-pyrazol-4-yl]boronic a... Intermediate CS-O-49533 1695506-98-9 Enquire
ethyl 1-methyl-1H-pyrazole-4-carboxylate Intermediate CS-EM-02629 85290-80-8 In Stock
Ethyl 2-((3bS,4aR)-3-(trifluoromethyl)-4,4a-dihydrospiro[cyc... Intermediate CS-O-52391 2375020-09-8 Enquire
tert-butyl 3-methyl-6,7-dihydro-1H-pyrazolo[4,3-c]pyridine-5... Intermediate CS-O-49839 733757-77-2 Enquire
1-Piperidinecarboxylic acid, 4-(4-bromo-1H-pyrazol-1-yl)-, p... Intermediate CS-O-47661 2680701-05-5 Enquire
4-[5,6-Dihydro-2-(6-methyl-2-pyridinyl)-4H-pyrrolo[1,2-b]pyr... Intermediate CS-O-47665 924898-13-5 Enquire
Ethyl 1-(4-fluorophenyl)-4-hydroxy-1H-pyrazole-3-carboxylate Intermediate CS-O-47710 636568-08-6 Enquire


Glucuronide

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(2S,3S,4S,5R,6R)-6-((1-(4,6-dimethylpyrimidin-2-yl)-5-methyl... Glucuronide CS-O-33741 Not Available Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-(3-Chlorophenyl)-3-methyl-4-[3-(trifluoromethyl)phenyl]-1H... Fine Chemicals CS-EL-12464 477708-95-5 In Stock
1H-Pyrazole-4-carboxamide Fine Chemicals CS-M-47271 437701-80-9 In Stock
1-isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-... Fine Chemicals CS-O-54761 1071496-88-2 Enquire
1-Methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-... Fine Chemicals CS-O-52743 2304634-11-3 Enquire
1-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-... Fine Chemicals CS-O-52745 948593-45-1 Enquire
3,5-Pyrazoledicarboxylic acid monohydrate Fine Chemicals CS-O-53167 303180-11-2 Enquire
3-Methylpyrazole Fine Chemicals CS-M-57713 1453-58-3 In Stock
4-(Bromomethyl)-1-methyl-1H-pyrazole Fine Chemicals CS-O-54659 762237-02-5 Enquire
4-(dihydroxymethoxy)-1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-... Fine Chemicals CS-O-53894 ---- Enquire
4-Bromo-3-cyclopropyl-5-methyl-1H-pyrazole Fine Chemicals CS-BL-00061 1287752-84-4 Enquire
4-Bromo-3-methoxy-1-methyl-1H-pyrazole Fine Chemicals CS-BL-00114 1350323-85-1 Enquire
5-Amino-1H-pyrazole-4-carboxamide Fine Chemicals CS-EM-01005 5334-31-6 In Stock
5-Fluoro-1,3-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaboro... Fine Chemicals CS-O-52744 1586046-21-0 Enquire
Methyl (2-(((1-(4-chlorophenyl)-1H-pyrazol-3-yl)oxy)methyl)p... Fine Chemicals CS-RS-00087 512165-96-7 In Stock
N-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-... Fine Chemicals CS-O-53893 ---- Enquire
[3-[1-(2-aminoethyl)pyrazolo[3,4-b]pyridin-3-yl]pyrrolidin-1... Fine Chemicals CS-O-36088 1381488-88-3 Enquire
1-(1-(tert-butoxycarbonyl)azetidin-3-yl)-1h-pyrazole-4-carbo... Fine Chemicals CS-O-36717 1785380-40-6 Enquire
1-(2-Fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carboxamide Fine Chemicals CS-ZH-16460 256376-62-2 Enquire
1-(4-aminophenyl)-1H-pyrazol-3-ol Fine Chemicals CS-ZE-11729 2044713-95-1 Enquire
1-(4-chlorophenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-3... Fine Chemicals CS-O-34962 Not Available Enquire
1-(4-hydroxyphenyl)-1H-pyrazol-3-ol Fine Chemicals CS-O-37510 2167508-80-5 Enquire
1-(4-hydroxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-... Fine Chemicals CS-O-34963 Not Available Enquire
1,2-Dihydro-5-methyl-1-phenyl-3H-pyrazol-3-one Fine Chemicals CS-ZB-38926 14575-62-3 Enquire
1,4-bis(4-chlorophenyl)-1H-pyrazol-3-ol Fine Chemicals CS-O-37512 35718-24-2 Enquire
1-[4-chloro-3-(4-chlorophenyl)phenyl]-2,3-dihydro-1H-pyrazol... Fine Chemicals CS-ZB-25297 2138424-49-2 Enquire
1-{4-[(E)-(4-chlorophenyl)diazenyl]phenyl}-1H-pyrazol-3-ol Fine Chemicals CS-O-37511 2095416-98-9 Enquire
1-Benzyl-1H-pyrazole-4-carboxylic acid Fine Chemicals CS-M-09303 401647-24-3 Enquire
1H-Pyrazolo[3,4-b]pyridine-3-carboximidamide, 1-[(2-fluoroph... Fine Chemicals CS-ZE-02210 256376-68-8 Enquire
1-Nitro-1H-pyrazole Fine Chemicals CS-M-28987 7119-95-1 Enquire
2-((1-methyl-1H-pyrazol-3-yl)carbamoyl)phenyl 4-methylbenzen... Fine Chemicals CS-O-40229 Not Available Enquire
2-((tert-butoxycarbonyl)amino)-3-(1-methyl-1H-pyrazol-5-yl)p... Fine Chemicals CS-O-37815 1379855-99-8 Enquire
2-(3,5-Dimethylpyrazol-1-yl)-4,6-dimethylpyrimidine Fine Chemicals CS-MM-56418 4086-61-7 Enquire
2-(3-Trifluoromethylphenyl)-2H-pyrazol-3-ylamine Fine Chemicals CS-ZI-11404 78119-07-0 Enquire
2-(4-(4-bromophenyl)-1H-pyrazol-1-yl)-N,N-dimethylacetamide Fine Chemicals CS-O-40483 Not Available Enquire
2-[(tert-butoxy)carbonyl]amino-3-(1-methyl-1H-pyrazol-3-yl)p... Fine Chemicals CS-O-37816 1544088-89-2 Enquire
2-amino-3-(1-methyl-1H-pyrazol-3-yl)propanoic acid Fine Chemicals CS-O-37817 1161002-10-3 Enquire
2-Bromo-7-chloropyrazolo[1,5-a]pyrimidine Fine Chemicals CS-MM-51131 1203705-58-1 Enquire
2-Chloro-4-(1H-Pyrazol-5-Yl)Benzonitrile Fine Chemicals CS-ZE-26522 1297537-37-1 Enquire
2-Chloro-4-(1H-pyrazol-5-yl)benzonitrile hydrochloride Fine Chemicals CS-O-36176 1297537-39-3 Enquire
2-chloro-4-{1-(oxan-2-yl)-1H-pyrazol-3-yl}benzonitrile Fine Chemicals CS-O-35847 2309010-35-1 Enquire
2-chloro-4-{1-(oxan-2-yl)-1H-pyrazol-3-yl}benzonitrile Fine Chemicals CS-O-35825 2309010-35-1 Enquire
2H-Pyrazol-3-ol Fine Chemicals CS-M-43687 60456-92-0 Enquire
2-Pyrazoline Fine Chemicals CS-DL-00122 109-98-8 Enquire
3-(4-Chlorophenyl)pyrazole Fine Chemicals CS-M-03261 59843-58-2 Enquire
3-(4-Fluorophenyl)pyrazole Fine Chemicals CS-M-02822 154258-82-9 Enquire
3-(Chloromethyl)-1-methyl-1H-pyrazole hydrochloride Fine Chemicals CS-MM-03559 88529-80-0 Enquire
3-(tert-Butyl)-5-methyl-1H-pyrazole Fine Chemicals CS-M-53487 96440-80-1 Enquire
3-Bromo-1-(3-chloropyridin-2-yl)-1H-pyrazole-5-carboxylic ac... Fine Chemicals CS-MM-10358 500011-86-9 Enquire
3-Bromopyrazole Fine Chemicals CS-M-50650 14521-80-3 Enquire
3-cyclopropyl-1-methyl-1H-pyrazole-5-carboxylic acid Fine Chemicals CS-BX-00967 Not Available Enquire
3-Ethyl-1H-pyrazole Fine Chemicals CS-M-47294 13808-71-4 Enquire
3-Iodo-1H-pyrazole Fine Chemicals CS-M-33768 4522-35-4 Enquire
3-iodo-5-isopropyl-1H-pyrazolo[4,3-b]pyridine Fine Chemicals CS-O-41287 2060590-93-2 Enquire
3-Isobutyl-1-methyl-4-nitro-1H-pyrazole-5-carboxylic acid Fine Chemicals CS-ZH-28632 1004455-71-3 Enquire
3-methyl-1H,4H,5H,6H,7H-pyrazolo[3,4-c]pyridine Fine Chemicals CS-O-36444 1466006-16-5 Enquire
3-tert-Butyl-1H-pyrazole Fine Chemicals CS-M-25530 15802-80-9 Enquire
3-tert-Butyl-1H-pyrazole-5-carbaldehyde Fine Chemicals CS-M-29158 865138-11-0 Enquire
4-(5-(p-tolyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesu... Fine Chemicals CS-O-40867 921617-76-7 Enquire
4,4-thiobis-{5-amino-1-[2,6-dichloro-4-(trifluoromethyl) phe... Fine Chemicals CS-O-36832 1224942-81-71224942-81-7 Enquire
4-[2,3-Dihydro-7-methoxy-3-methyl-8-(1-methyl-1H-pyrazol-4-y... Fine Chemicals CS-O-40013 1360628-91-6 Enquire
4-amino-2-(3,4-dimethylphenyl)-5-methyl-2,4dihydro-3H-pyrazo... Fine Chemicals CS-O-35558 2222711-76-2 Enquire
4-bromo-1-(1-ethoxyethyl)-1H-pyrazole Fine Chemicals CS-ED-01952 1024120-52-2 Enquire
4-Bromo-1H-pyrazole Fine Chemicals CS-M-16896 2075-45-8 Enquire
4-Cyanopyrazole Fine Chemicals CS-M-54781 31108-57-3 Enquire
4-methyl-1H-pyrazole-5-carbaldehyde Fine Chemicals CS-O-38423 1284220-50-3 Enquire
4-Nitro-1H-pyrazole Fine Chemicals CS-T-37142 2075-46-9 Enquire
5-((4-(3-Carbamoyl-1-(4-methoxyphenyl)-7-oxo-4,5-dihydro-1H-... Fine Chemicals CS-TA-86542 2206825-87-6 Enquire
5-(Difluoromethoxy)-1H-pyrazol-3-amine Fine Chemicals CS-MM-28610 1160822-72-9 Enquire
5-ACETYL-2H-PYRAZOLE-3-CARBOXYLIC ACID ETHYL ESTER Fine Chemicals CS-ZE-17322 37622-89-2 Enquire
5-amino-1-[2,6-dichloro-4-(trifluoromethyl) phenyl]-4-(ethox... Fine Chemicals CS-O-36833 213457-39-7 Enquire
5-amino-1-[2,6-dichloro-4-(trifluoromethyl) phenyl]-4-(ethyl... Fine Chemicals CS-O-36831 120068-56-6 Enquire
5-Amino-1H-pyrazole-4-carbonitrile Fine Chemicals CS-ZE-10731 1204396-41-7 Enquire
5-amino-4-chloro-1-[2,6-dichloro-4-(trifluoromethyl) phenyl]... Fine Chemicals CS-O-36830 724764-50-5 Enquire
5-Bromo-1H-pyrazolo[3,4-c]pyridine Fine Chemicals CS-M-55720 929617-35-6 Enquire
5-Bromo-1-methyl-1H-pyrazole-4-carbonitrile Fine Chemicals CS-ZH-01800 1269293-80-2 Enquire
5-Chloro-3-nitropyrazolo[1,5-a]pyrimidine Fine Chemicals CS-MM-23380 1363380-51-1 Enquire
5-Chloropyrazole-3-carboxylic Acid Fine Chemicals CS-DJ-00926 881668-70-8 Enquire
5-cyclopropyl-1-methyl-1H-pyrazol-3-amine Fine Chemicals CS-ED-02018 1170238-67-1 Enquire
5-Ethyl-1-methyl-1H-pyrazole-3-carboxylic acid Fine Chemicals CS-MM-00738 165744-15-0 Enquire
5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one Fine Chemicals CS-MM-00131 19735-89-8 Enquire
5-Nitro-1H-pyrazole-3-carboxylic acid Fine Chemicals CS-M-16895 198348-89-9 Enquire
6-[[2-[[2-(5-Cyano-4,5-dihydro-1H-pyrazol-1-yl)-2-oxoethyl]a... Fine Chemicals CS-BL-00042 761414-79-3 Enquire
7-(3-(ethylamino)phenyl)pyrazolo[1,5-a]pyrimidine-3-carbonit... Fine Chemicals CS-O-40477 940951-59-7 Enquire
benzyl 7-(3-(N-ethylacetamido)phenyl)pyrazolo[1,5-a]pyrimidi... Fine Chemicals CS-O-40476 1227694-82-7 Enquire
ethyl 1h-pyrazolo[3,4-d]pyrimidine-4-carboxylate Fine Chemicals CS-O-36719 2306272-96-6 Enquire
Ethyl 2-(3-chloropyridin-2-yl)-5-oxopyrazolidine-3-carboxyla... Fine Chemicals CS-ZG-16937 500011-88-1 Enquire
ethyl 5-amino-3-(ethylthio)-1H-pyrazole-4-carboxylate Fine Chemicals CS-O-37714 1037765-43-7 Enquire
Ethyl 5-Formylpyrazole-3-carboxylate Fine Chemicals CS-DJ-00317 93290-12-1 Enquire
Ethyl 7-[3-(ethylamino)phenyl]pyrazolo[1,5-a]pyrimidine-3-ca... Fine Chemicals CS-O-40478 1227694-80-5 Enquire
Ethyl 7-[3-[acetyl(ethyl)amino]phenyl]pyrazolo[1,5-a]pyrimid... Fine Chemicals CS-O-40475 941315-56-6 Enquire
Methyl 5-(4-methoxyphenyl)-4-[(E)-phenyldiazenyl]-1H-pyrazol... Fine Chemicals CS-ZH-09882 134454-31-2 Enquire
Methyl 5-chloropyrazolo[1,5-a]pyrimidine-3-carboxylate Fine Chemicals CS-ZE-07595 1224944-51-7 Enquire
methyl 6-hydroxy-1-methyl-1H-pyrazolo[3,4-b]pyridine-5-carbo... Fine Chemicals CS-O-36091 2177263-15-7 Enquire
N-((1,2,3,5,6,7-hexahydro-s-indacen-4-yl)carbamoyl)-1-isopro... Fine Chemicals CS-O-36000 1995067-59-8 Enquire
N,N-Bis-boc-1-guanylpyrazole Fine Chemicals CS-T-06738 152120-54-2 Enquire
N-Ethyl-N-(3-pyrazolo[1,5-a]pyrimidin-7-ylphenyl)acetamide Fine Chemicals CS-O-40480 941315-45-3 Enquire
Phenylmethyl 7-[3-(ethylamino)phenyl]pyrazolo[1,5-a]pyrimidi... Fine Chemicals CS-O-40479 1227694-84-9 Enquire
tert-Butyl 1-pyrazolidinecarboxylate Fine Chemicals CS-M-33516 57699-91-9 Enquire
tert-butyl 4-(3-cyano-2-(4-phenoxyphenyl)pyrazolo[1,5-a]pyri... Fine Chemicals CS-O-36067 2190506-55-7 Enquire
tert-Butyl 4-amino-1H-pyrazole-1-carboxylate Fine Chemicals CS-MM-52857 1018446-95-1 Enquire


Nitrosamine

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(S)-7-(1-acryloylpiperidin-4-yl)-4-nitroso-2-(4-phenoxypheny... Nitrosamine CS-O-56384 ---- Enquire
1-(3-methyl-1-phenyl-1H-pyrazol-5-yl)-4-nitrosopiperazine Nitrosamine CS-O-46603 Not Available Enquire
2-(3-(4-(7-nitroso-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyraz... Nitrosamine CS-O-55068 ---- Enquire
4-bromo-1-nitroso-1H-pyrazole Nitrosamine CS-O-46671 Not Available Discontinued
4-nitro-1-nitroso-3-propyl-1H-pyrazole-5-carboxamide Nitrosamine CS-O-42917 Not Available Enquire
4-nitroso-2-(4-phenoxyphenyl)-7-(piperidin-4-yl)-4,5,6,7-tet... Nitrosamine CS-O-54989 ---- Enquire
7-(1-nitrosopiperidin-4-yl)-2-(4-phenoxyphenyl)-4,5,6,7-tetr... Nitrosamine CS-O-54990 ---- Enquire
N-Nitroso Darolutamide Pyrazol benzonitrile Impurity Nitrosamine CS-EO-01972 ---- Enquire
1-nitroso-5-(p-tolyl)-3-(trifluoromethyl)-1H-pyrazole Nitrosamine CS-O-41111 Not Available Enquire


Pesticide Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Fluocyanobenpyrazole Pesticide Standards CS-T-23647 120068-37-3 In Stock
Pyrazolynate Pesticide Standards CS-ED-02007 58011-68-0 Enquire


Stable Isotope Reagent

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-methyl-1H-pyrazole-4-carbaldehyde-5-d Stable Isotope Reagent CS-O-48088 2913278-35-8 Enquire
1-methyl-1H-Pyrazole-5-d Stable Isotope Reagent CS-O-48085 50837-66-6 Enquire
1-methyl-d3-1H-pyrazole-3-carbaldehyde Stable Isotope Reagent CS-O-48090 2402829-79-0 Enquire
1-methyl-d3-1H-pyrazole-4-amine dihydrochloride Stable Isotope Reagent CS-O-48092 2567498-20-6 Enquire
1-methyl-d3-1H-pyrazole-4-carbaldehyde Stable Isotope Reagent CS-O-48089 2913418-12-7 Enquire
1-methyl-d3-1H-pyrazole-4-carboxylic acid Stable Isotope Reagent CS-O-48091 2919955-56-7 Enquire
4-(bromomethyl-d2)-1-methyl-1H-pyrazole hydrobromide Stable Isotope Reagent CS-O-47548 528878-44-6 (Unlabelled) Enquire
4-bromo-1-methyl-1H-Pyrazole-5-d Stable Isotope Reagent CS-O-48087 2932439-03-5 Enquire
4-Methyl-1H-pyrazole-3,5-d2 Stable Isotope Reagent CS-C-02129 Not Available Enquire
1-(Methyl-d3)-4-nitro-1H-pyrazole Stable Isotope Reagent CS-AC-07936 1447606-92-9 Enquire
1H-Pyrazole-3,4,5-d3 Stable Isotope Reagent CS-T-40987 51038-79-0 Enquire
5-Chloro-1-(methyl-d3)-4-nitro-1h-pyrazole Stable Isotope Reagent CS-AC-07937 1428577-87-0 Enquire


Therapeutic

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1-Methyl-4-nitro-3-propylpyrazole-5-carboxamide Therapeutic CS-T-34289 139756-01-7 In Stock


Heterocyclic

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
hydrazinopyrazole Heterocyclic CS-ED-42020 54962-77-5 Enquire


Building Blocks

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
1,1′-(4-Phenyl-2,6-pyridinediyl)bis[1H-pyrazole-3-methanol] Building Blocks CS-O-48600 337917-96-1 Enquire
1-[2-[5-Methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetyl]-4... Building Blocks CS-O-46528 1003319-95-6 Enquire
1-cyclopropyl-1H-pyrazol-5-amine Building Blocks CS-O-44498 1501777-90-7 Enquire
1H-Pyrazole-3-boronic acid Building Blocks CS-M-11330 376584-63-3 Enquire
2-((3-(3,4-dimethoxyphenethyl)-4-oxo-3,4-dihydropyrido[2,3-d... Building Blocks CS-ED-41678 1086689-36-2 Enquire
2-(3,4-dimethylphenyl)-5-methyl-1,2-dihydro-3H-pyrazol-3-one Building Blocks CS-O-46667 18048-64-1 Enquire
3-Aminopyrazolo[1,5-a]pyrimidin-5-ol Building Blocks CS-O-59748 201599-20-4 Enquire
5-phenyl-4,5-dihydro-1H-pyrazole Building Blocks CS-O-48549 936-47-0 Enquire
6-(1-Cyclopropyl-1H-pyrazol-3-yl)imidazo[2,1-b]thiazole Building Blocks CS-O-47587 2411739-48-3 Enquire
Pyridine, 2,6-bis[3-(bromomethyl)-1H-pyrazol-1-yl]-4-phenyl Building Blocks CS-O-48601 337917-97-2 Enquire
(1-Cyclobutylpyrazol-4-yl)boronic acid Building Blocks CS-T-73310 1443112-54-6 Enquire
[3-(1H-Pyrazol-3-yl)phenyl]boronic acid Building Blocks CS-M-45347 1238377-35-9 Enquire
1-(4-nitrophenyl)-2,3-dihydro-1H-pyrazol-3-one Building Blocks CS-O-37491 1242326-13-1 Enquire
1-(6-Amino-9H-purin-2-yl)-N-methyl-1H-pyrazole-4-carboxamide Building Blocks CS-TA-14776 1702334-23-3 Enquire
1-(Difluoromethyl)-1H-pyrazol-4-amine Hydrochloride Building Blocks CS-TB-22063 1221726-31-3 Enquire
1-(tert-Butyl)-3-methyl-1H-pyrazol-5-ylamine Building Blocks CS-M-32932 141459-53-2 Enquire
1-(Trifluoromethyl)-1H-pyrazole-4-methanamine Building Blocks CS-O-41135 1706440-17-6 Enquire
1,5-dimethyl-4,5-dihydro-1H-pyrazol-3-amine hydrochloride Building Blocks CS-TB-31531 1432681-12-3 Enquire
1-Benzyl-1H-pyrazole-4-boronic acid Building Blocks CS-M-05093 852362-22-2 Enquire
1-Butyl-3-(trifluoromethyl)pyrazole Building Blocks CS-T-69002 1426958-36-2 Enquire
1-Ethyl-3-(trifluoromethyl)pyrazole Building Blocks CS-T-75555 362640-54-8 Enquire
1H-PYRAZOLE-4-BORONIC ACID Building Blocks CS-DL-00264 763120-58-7 Enquire
1-Piperidinecarboxylic acid, 4-(4-bromo-1H-pyrazol-1-yl)-, p... Building Blocks CS-O-47592 2680701-05-5 Enquire
2-(1-cyclopropyl-1H-pyrazol-3-yl)-6,7-dihydro-5H-pyrrolo[1,2... Building Blocks CS-O-47582 Not Available Enquire
2-[1-(1-Methylethyl)-1H-pyrazol-5-yl]-3-pyridinemethanol Building Blocks CS-O-47577 1446321-93-2 Enquire
3-(difluoromethyl)-1-methyl-1H-pyrazole-5-sulfonyl chloride Building Blocks CS-ED-01812 1245822-61-0 Enquire
3-(trifluoromethyl)-1H-Pyrazole Building Blocks CS-DV-01960 1087160-38-0 Enquire
3-(Trifluoromethyl)-2-pyrazolin-5-one Building Blocks CS-M-02435 401-73-0 Enquire
3-(Trifluoromethyl)pyrazole Building Blocks CS-M-03430 20154-03-4 Enquire
3,5-Bis(trifluoromethyl)pyrazole Building Blocks CS-M-02673 14704-41-7 Enquire
3-Bromo-2-(1-cyclopropyl-1H-pyrazol-3-yl)-6,7-dihydro-5H-pyr... Building Blocks CS-O-47581 2411739-68-7 Enquire
3-Bromo-5-(trifluoromethyl)pyrazole Building Blocks CS-DJ-00345 93608-11-8 Enquire
3-Bromo-5,6-dihydro-2-(6-methyl-2-pyridinyl)-4H-pyrrolo[1,2-... Building Blocks CS-O-47580 476473-90-2 Enquire
3-Bromo-6,7-dihydro-2-[1-(1-methylethyl)-1H-pyrazol-3-yl]-5H... Building Blocks CS-O-47583 2411739-36-9 Enquire
3-Chloro-1-ethyl-1H-pyrazole-4-methanamine Building Blocks CS-O-47603 1401093-92-2 Enquire
3-Methyl-1-phenyl-2-pyrazoline-5-one Building Blocks CS-T-21495-100 GM 89-25-8 Enquire
3-Methyl-5-(trifluoromethyl)-1H-pyrazole Building Blocks CS-M-04596 10010-93-2 Enquire
3-tert-Butyl-1H-pyrazole-5-carbohydrazide Building Blocks CS-M-20281 262292-02-4 Enquire
4-​Bromo-​6-​hydroxypyrazolo[1,​5-​a]​pyridine-​3-​carbonitr... Building Blocks CS-N-05268 2068065-05-2 Enquire
4-(1H-pyrazol-3-yl)benzonitrile Building Blocks CS-TA-55992 474706-35-9 Enquire
4-(1H-pyrazol-4-yl)aniline Building Blocks CS-T-94180 114474-28-1 Enquire
4-(azetidin-3-ylmethyl)-1-methyl-1H-pyrazole dihydrochloride Building Blocks CS-O-41136 2031261-15-9 Enquire
4-(Trifluoromethyl)-1H-pyrazole Building Blocks CS-M-33611 52222-73-8 Enquire
4-[5,6-Dihydro-2-(6-methyl-2-pyridinyl)-4H-pyrrolo[1,2-b]pyr... Building Blocks CS-O-47607 924898-13-5 Enquire
4-Aminopyrazole hydrochloride Building Blocks CS-M-54986 4331-28-6 Enquire
4-Bromo-3-(trifluoromethyl)-1H-pyrazole Building Blocks CS-M-20227 19968-17-3 Enquire
4-Bromo-3-chloro-1H-pyrazole Building Blocks CS-ED-01288 27258-18-0 Enquire
4-Bromo-5-methoxy-1H-pyrazole Building Blocks CS-TA-36231 1147011-26-4 Enquire
4-methoxy-1H-pyrazol-5-amine Building Blocks CS-O-40986 151521-87-8 Enquire
4-Pyrazoleboronic Acid Pinacol Ester Building Blocks CS-T-40988 269410-08-4 Enquire
5-(Trifluoromethyl)-1H-pyrazol-3-amine Building Blocks CS-M-50643 1028843-19-7 Enquire
5,6-Dihydro-2-(6-methyl-2-pyridinyl)-4H-pyrrolo[1,2-b] pyraz... Building Blocks CS-O-47579 700871-85-8 Enquire
5-benzyl-1-methyl-1H-pyrazole-3-carboxylic acid Building Blocks CS-O-36556 2089059-09-4 Enquire
5-Bromo-6-[1-(1-methylethyl)-1H-pyrazol-3-yl]imidazo[2,1-b]t... Building Blocks CS-O-47586 2411739-69-8 Enquire
5-Chloro-3-(trifluoromethyl)-1H-pyrazole Building Blocks CS-DV-03098 131797-35-8 Enquire
5-methyl-1H-pyrazole-4-sulfonamide Building Blocks CS-O-35938 1935987-67-9 Enquire
5-tert-Butyl-2H-pyrazole-3-carboxylic acid Building Blocks CS-M-07466 83405-71-4 Enquire
6-chloropyrazolo[1,5-a]pyridine Building Blocks CS-O-38851 894095-29-5 Enquire
7-Bromopyrazolo[1,5-a]pyridine Building Blocks CS-TA-74510 885275-75-2 Enquire
aminopyrazolone Building Blocks CS-O-36739 Not Available Enquire
Methyl 3-(tert-butyl)-1H-pyrazole-4-carboxylate Building Blocks CS-M-33661 1017782-45-4 Enquire
Pyridine, 3-(chloromethyl)-2-[1-(1-methylethyl)-1H-pyrazol-5... Building Blocks CS-O-47576 2152677-40-0 Enquire
tert-Butyl 3-amino-1H-pyrazole-1-carboxylate Building Blocks CS-ZI-44759 863504-84-1 Enquire


Catalyst

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
[2-(5-Methyl-1H-pyrazol-3-yl-κN2)pyridinato-κN](η3-2-propeny... Catalyst CS-T-81591 215323-63-0 Enquire
5-( Diphenylphosphino)-1',3',5'-triphenyl -1'H-1,4'-bipyrazo... Catalyst CS-BX-01247 1021176-73-7 Enquire


Dyes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2,6-bis((2-(1-isopropyl-1H-pyrazol-5-yl)pyridin-3-yl)methoxy... Dyes CS-O-46526 2734926-04-4 Enquire