3-Methyl-1H-pyrazole-4-carbohydrazide CAS 1308650-19-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1308650-19-2 |
| Molecular Formula | C5H8N4O |
| Molecular Weight | 140.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methyl-1H-pyrazole-4-carbohydrazide (CAS 1308650-19-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H8N4O. Molecular weight: 140.14 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H8N4O |
| Molecular Weight | 140.14 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 4 |
Recommended Standards
- 4,7-diazaspiro[2.5]octane-5,8-dione (CAS 129306-17-8)
- 5-Amino-4-methoxypyridin-2-ol (CAS 1309379-09-6)
- 1H-Pyrazole-4-acetic acid, methyl ester (CAS 1276076-00-6)
- 1-([1,1'-Biphenyl]-4-yl)-4,4,4-trifluorobutane-1,3-dione (CAS 581-83-9)
- 2-[5-(morpholin-4-yl)-4-(prop-2-en-1-yl)-4h-1,2,4-triazol-3-yl]acetonitrile hydrobromide (CAS 1171589-44-8)
- 3-Bromo-N-methoxy-N-methyl-5-nitrobenzamide (CAS 1519917-98-6)
- Cadmium Selenide (CAS 1306-24-7)
- 3-(Hydroxymethyl)-1-methyl-2-pyrrolidinone (CAS 577780-05-3)
- Methyl 2-(6-oxo-1-phenyl-2-(phenylamino)-1,4,5,6-tetrahydropyrimidin-5-yl)acetate (CAS 1374509-44-0)
- Tirzepatide Impurity 19 X TFA Salt (CAS CATO-C4X-324019)
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