1-Methyl-1h-pyrazole-4-carbohydrazide CAS 170020-91-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 170020-91-4 |
| Molecular Formula | C5H8N4O |
| Molecular Weight | 140.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Methyl-1h-pyrazole-4-carbohydrazide (CAS 170020-91-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H8N4O. Molecular weight: 140.14 g/mol. Batch-specific COA and technical support are available on request.
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.) | 2005 |
| Nitrogen Atoms | 4 |
Recommended Standards
- 2,5-Dimethoxypyrimidine (CAS 16290-94-1)
- 6-Methoxy-5-methylpyridazin-3(2H)-one (CAS 1703-15-7)
- 1,6-Dimethylpyrimidine-2,4(1H,3H)-dione (CAS 1627-27-6)
- 2,3,6,7-Tetrahydro-benzo[1,2-b:4,5-b]difuran (CAS 81926-24-1)
- 2,3-Dichloro-4-(ethylsulfonyl)-N-phenylbenzamide (CAS 477867-82-6)
- N-(Benzo[d][1,3]dioxol-5-yl)-5-(piperidin-4-yl)-1,3,4-thiadiazole-2-carboxamide (CAS 1228552-68-8)
- (Z)-[1-(2,4-Dichlorophenyl)ethylidene][(4,6-dimethylpyrimidin-2-yl)oxy]amine (CAS 338978-35-1)
- 4,4'-(Ethene-1,2-diyl)bis(1-methylpyridin-1-ium) (CAS 41491-90-1)
- 5-Bromo-1-(3-phenylallyl)pyridin-2(1h)-one (CAS 1372361-74-4)
- Tetrapeptide-30/Tegopep (CAS 1036207-61-0)
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