4-Cyanopyrimidine CAS 42839-04-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 42839-04-3 |
| Molecular Formula | C5H3N3 |
| Molecular Weight | 105.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Cyanopyrimidine (CAS 42839-04-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H3N3. Molecular weight: 105.10 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H3N3 |
| Molecular Weight | 105.10 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 |
| CAS Registry Year (est.) | 1969 |
| Nitrogen Atoms | 3 |
Related Cyanopyrimidine Standards
- 2-Cyanopyrimidine (CAS 14080-23-0)
- 5-Cyanopyrimidine (CAS 40805-79-6)
- 5-Cyanopyrimidine-2-carboxylic acid (CAS 1200497-85-3)
- 2-Cyanopyrimidine-4-carboxylic acid (CAS 1211528-16-3)
- 6-Cyanopyrimidine-4-carboxylic acid (CAS 1369850-19-0)
- 4-Cyanopyrimidine-2-carboxylic acid (CAS 1956376-20-7)
- 2-cyanopyrimidine-5-carboxylic acid (CAS 1115962-72-5)
- Methyl 5-cyanopyrimidine-2-carboxylate (CAS 1086393-90-9)
Recommended Standards
- L-Isoserine (CAS 632-13-3)
- Isopropylnitrate (CAS 1712-64-7)
- Pyrazinamide EP Impurity B (CAS 19847-12-2)
- 5-methoxy-1-methylindoline-2,3-dione (CAS 16077-09-1)
- (3-Methyl-4,5-dihydro-1,2-oxazol-5-yl)methanamine hydrochloride (CAS 1185301-13-6)
- 3-(3-Pyridinyl)-1,2,4-thiadiazol-5-amine (CAS 24219-17-8)
- (1S,4R)-4-[(2,5-Diamino-6-chloro-4-pyrimidinyl)amino]-2-cyclopentene-1-methanol (CAS 141271-12-7)
- 5-chloro-1H-imidazole-4-carbaldehyde (CAS 61994-11-4)
- Labetalol Impurity 64 (CAS CATO-C4X-246664)
- FMRF Amide Related Peptide. (CAS 149471-12-5)
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