4-Formyl-1-methyl-1H-pyrazole-5-carbonitrile CAS 81303-56-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81303-56-2 |
| Molecular Formula | C6H5N3O |
| Molecular Weight | 135.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Formyl-1-methyl-1H-pyrazole-5-carbonitrile (CAS 81303-56-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H5N3O. Molecular weight: 135.12 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H5N3O |
| Molecular Weight | 135.12 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 3 |
Related Formyl Standards
- 2-(4-Formyl-1H-pyrazol-1-yl)acetonitrile (CAS 1824101-63-4)
- 5-Formyl-1-methyl-1H-imidazole-2-carbonitrile (CAS 944900-78-1)
- 5-Formyl-1-methyl-1H-imidazole-4-carbonitrile (CAS 916257-35-7)
- 2-Formyl-4-methyl-1H-pyrrole-3-carbonitrile (CAS 1380521-11-8)
- 5-Formyl-1-methyl-1H-pyrrole-2-carbonitrile (CAS 81698-03-5)
- 5-Formyl-1-methyl-1H-pyrrole-3-carbonitrile (CAS 40740-40-7)
- 2-Formyl-N-methylhydrazine-1-carbothioamide (CAS 58064-52-1)
- N-Formyl-1H-pyrrole-2-carboxamide (CAS 160156-23-0)
Recommended Standards
- 4-Ethynyl-1H-pyrrole-2-carboxylic acid (CAS 69151-83-3)
- 4-Hydroxy-2-methylpyrimidine-5-carbonitrile (CAS 27058-54-4)
- 4-azidophenol (CAS 24541-43-3)
- 2,5-Difluoro-isonicotinonitrile (CAS 1214331-33-5)
- 9-Methoxy-2,3,4,6,7,11b-hexahydro-1H-pyrazino[2,1-a]isoquinoline (CAS 1082871-91-7)
- 2-Chloro-1-[4-(2-furanylcarbonyl)-1-piperazinyl]-1-propanone (CAS 571158-80-0)
- 3,5-Dimethyl-4-methoxyphenylboronic acid (CAS 301699-39-8)
- 6H-Indolo[2,3-b]quinoxaline (CAS 84055-81-2)
- (E)-N'-(1-(3-aminophenyl)ethylidene)-3-hydroxy-2-naphthohydrazide (CAS 304480-33-9)
- Tau Peptide (268-282) trifluoroacetate salt (CAS 330456-37-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com