1-Methyl-5-thien-2-yl-1H-pyrazole-3-carbonyl chloride CAS 876316-46-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 876316-46-0 |
| Molecular Formula | C9H7ClN2OS |
| Molecular Weight | 226.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Methyl-5-thien-2-yl-1H-pyrazole-3-carbonyl chloride (CAS 876316-46-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H7ClN2OS. Molecular weight: 226.68 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H7ClN2OS |
| Molecular Weight | 226.68 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 3-methyl-2-[(thien-2-ylcarbonyl)amino]butanoic acid (CAS 854007-21-9)
- (2-thien-3-yl-1,3-thiazol-4-yl)acetic acid (CAS 863669-69-6)
- 2-thien-3-ylquinazolin-4(3H)-one (CAS 923800-74-2)
- 887405-31-4 N-[(2-Thien-2-yl-1,3-thiazol-4-yl)methyl]-ethanamine (CAS 887405-31-4)
- 3-thien-2-yl[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-amine (CAS 80809-42-3)
- 4-Thien-2-ylbenzoyl chloride (CAS 181132-70-7)
- 3-Thien-3-ylbenzoyl chloride (CAS 886851-34-9)
- 1-[(2E)-3-thien-2-ylprop-2-enoyl]piperazine (CAS 58955-26-3)
Recommended Standards
- 1-Methyl-3-(thiophen-2-yl)-1H-pyrazole-5-carbonyl chloride (CAS 876316-45-9)
- 1-Piperazinecarbonyl chloride, 4-(methylsulfonyl)- (CAS 65463-96-9)
- 1-(4-Chlorophenyl)-3-(5-methyloxazol-3(2H)-yl)urea (CAS 55807-83-5)
- 1-(1-Ethyl-1H-pyrazol-4-yl)-N-((1-(2,2,2-trifluoroethyl)-1H-pyrazol-5-yl)methyl)methanamine hydrochloride (CAS 1855946-93-8)
- 3-((2,3-Dihydrobenzo[b][1,4]dioxine)-6-sulfonamido)-N-(2-oxo-2-(piperidin-1-yl)ethyl)benzamide (CAS 1111446-79-7)
- S-(2-hydroxyethyl) 4-(5,5-diethyl-1,3-dioxan-2-yl)benzothioate (CAS 1569627-69-5)
- 1-(4-Nitrophenyl)-5-oxopyrrolidine-3-carboxylic acid (CAS 834894-65-4)
- 2-(Morpholinosulfonyl)-N-(pyridin-2-ylmethyl)ethanamine dihydrochloride (CAS 1255147-32-0)
- 1-[3-(1H-imidazol-1-yl)propyl]-1H-1,3-benzodiazol-2-amine (CAS 1038711-14-6)
- D-Phe22-Tirzepatide (CAS CATO-CPTD788912)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com