3-Methyl-1H-pyrazole-4-carbonitrile CAS 131661-41-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 131661-41-1 |
| Molecular Formula | C5H5N3 |
| Molecular Weight | 107.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methyl-1H-pyrazole-4-carbonitrile (CAS 131661-41-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H5N3. Molecular weight: 107.11 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H5N3 |
| Molecular Weight | 107.11 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 3 |
Recommended Standards
- 5-Amino-1H-pyrrole-3-carbonitrile (CAS 1211524-41-2)
- 3-Pyrazolylacetonitrile (CAS 135237-01-3)
- 2-(1H-Pyrazol-4-yl)acetonitrile (CAS 1195672-98-0)
- 5-Chloro-1-ethyl-3-methyl-4-nitro-1h-pyrazole (CAS 13551-74-1)
- 2,9-Dimethylhexahydro-1H-pyrido[1,2-a]pyrimidin-4(6H)-one (CAS 61316-45-8)
- (S)-Ethyl 3-amino-3-(p-tolyl)propanoate hydrochloride (CAS 402828-01-7)
- 6-Bromo-4-chloro-2-methylpyrido[2,3-d]pyrimidine (CAS 2092036-59-2)
- 2-(Difluoromethyl)-4-methoxy-3-(trifluoromethyl)pyridine-5-acetonitrile (CAS 1805072-25-6)
- 4-nitro-2-(trifluoromethyl)benzene-1-sulfonamide (CAS 393-04-4)
- Semaglutide impurity 29 (CAS 110990-08-4)
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