3-(Difluoromethyl)-1H-pyrazole-4-carbonitrile CAS 1625636-71-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1625636-71-6 |
| Molecular Formula | C5H3F2N3 |
| Molecular Weight | 143.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(Difluoromethyl)-1H-pyrazole-4-carbonitrile (CAS 1625636-71-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H3F2N3. Molecular weight: 143.09 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H3F2N3 |
| Molecular Weight | 143.09 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Difluoromethyl Standards
- 1-(Difluoromethyl)-1H-pyrazole-4-carbonitrile (CAS 1229623-41-9)
- 1-(Difluoromethyl)-1h-pyrazole-5-carbonitrile (CAS 1229624-96-7)
- 1-(Difluoromethyl)-1H-pyrazole-3-carbonitrile (CAS 1379276-84-2)
- 2-(Difluoromethyl)furan-3-carbonitrile (CAS 1706455-16-4)
- 1-(difluoromethyl)-5-ethynyl-triazole (CAS 2845318-71-8)
- 2-(Difluoromethyl)-6-methylpyridine (CAS 1029691-30-2)
- 3-(Difluoromethyl)-5-methylpyridine (CAS 1374659-24-1)
- 5-(Difluoromethyl)-2-methylpyridine (CAS 1374659-25-2)
Recommended Standards
- 2,6-Difluoropyridine-3-carboxaldehyde (CAS 155601-65-3)
- Chloro(chloromethyl)dimethylsilane (CAS 1719-57-9)
- Cuprous oxide (CAS 1317-39-1)
- 4-Nitro-7-(1-piperazinyl)-2,1,3-benzoxadiazole HCl (CAS 374730-75-3)
- 2-(3-Morpholino-6-oxopyridazin-1(6H)-yl)acetic acid (CAS 1269533-24-5)
- Ethyl 2-(2-phenoxyacetamido)-4-phenylthiazole-5-carboxylate (CAS 313469-62-4)
- tert-Butyl N-(3-fluoropiperidin-4-yl)-N-methylcarbamate (CAS 1630907-22-0)
- ((2R,3S)-2-(4-fluoro-3-(trifluoromethyl)phenyl)tetrahydro-2H-pyran-3-yl)methanol (CAS 1808406-93-0)
- 15,16-Diethynyl-2,3,5,6,8,9,11,12-octahydrobenzo[b][1,4,7,10,13]pentaoxacyclopentadecine (CAS 680573-26-6)
- Semaglutide impurity 43 (CAS CATO-C4X-222643)
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