[1,2,3,4]tetrazolo[1,5-a]pyrimidine CAS 275-03-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 275-03-6 |
| Molecular Formula | C4H3N5 |
| Molecular Weight | 121.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies [1,2,3,4]tetrazolo[1,5-a]pyrimidine (CAS 275-03-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H3N5. Molecular weight: 121.10 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H3N5 |
| Molecular Weight | 121.10 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.) | 1957 |
| Nitrogen Atoms | 5 |
Related tetrazolo Standards
- Tetrazolo[1,5-a]pyridine (CAS 274-87-3)
- Tetrazolo[1,5-α]pyridin-7-amine (CAS 1228551-77-6)
- Tetrazolo[1,5-a]pyridin-8-amine (CAS 73721-28-5)
- Tetrazolo[1,5-b]pyridazin-6-amine (CAS 19195-43-8)
- Tetrazolo[1,5-b]pyridazin-7-amine (CAS 91114-02-2)
- 1-(Tetrazolo[1,5-a]pyridin-6-yl)ethanone (CAS 84331-01-1)
- [1,2,3,4]Tetrazolo[1,5-a]pyridino-8-boronic acid (CAS 2377607-62-8)
- Tetrazolo[1,5-a]pyridine-7-carboxylic acid (CAS 120613-46-9)
Recommended Standards
- 5-Cyano-2-hydroxypyrimidine (CAS 1753-49-7)
- [1,2,4]Triazolo[1,5-a][1,3,5]triazine (CAS 348-30-1)
- 4-Cyano-5-hydroxypyrimidine (CAS 1523245-44-4)
- 1-(1-Bromobutan-2-yl)-4-methylbenzene (CAS 1135264-28-6)
- 4-Hydroxy-1-methyl-1,7-dihydro-6H-pyrazolo[3,4-b]pyridin-6-one (CAS 66857-97-4)
- 2-(Aminomethyl)-6-(difluoromethyl)-5-methylpyridine-3-carboxaldehyde (CAS 1806962-70-8)
- 3-(4-amino-5-propyl-1H-pyrazol-1-yl)benzonitrile hydrochloride (CAS 1797731-13-5)
- (1S,2S)-2-(2,5-dimethyl-1H-pyrrol-1-yl)cyclohexan-1-amine (CAS 1207874-07-4)
- 8-Chloro-6-(trifluoromethyl)imidazo[1,2-a]pyridine-7-carbonitrile (CAS 1221792-55-7)
- Semaglutide Impurity 16 (CAS CATO-C4X-222616)
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