1H-pyrazolo[4,3-d]pyrimidine-3-carbonitrile CAS 2104345-90-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2104345-90-4 |
| Molecular Formula | C6H3N5 |
| Molecular Weight | 145.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1H-pyrazolo[4,3-d]pyrimidine-3-carbonitrile (CAS 2104345-90-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H3N5. Molecular weight: 145.12 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H3N5 |
| Molecular Weight | 145.12 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 5 |
Related H Standards
- 1H-pyrazolo[3,4-d]pyrimidine-6-carbonitrile (CAS 864439-32-7)
- 1H-pyrazolo[4,3-c]pyridine-4-carbonitrile (CAS 1159829-79-4)
- Pyrazolo[1,5-a]pyrimidine-6-carbonitrile (CAS 1260851-17-9)
- Pyrazolo[1,5-a]pyrazine-3-carbonitrile (CAS 1331768-75-2)
- pyrazolo[1,5-a]pyrimidine-7-carbonitrile (CAS 1803597-11-6)
- Pyrazolo[1,5-a]pyrimidine-5-carbonitrile (CAS 864439-29-2)
- Pyrazolo[1,5-a]pyridine-3-carbaldehyde (CAS 73957-66-1)
- pyrazolo[1,5-a]pyridine-6-carbaldehyde (CAS 474432-60-5)
Recommended Standards
- 2-((4-Amino-1,2,5-oxadiazol-3-yl)oxy)ethanol (CAS 436088-28-7)
- [1,2,4]Triazolo[4,3-b]pyridazine-3-carbonitrile (CAS 88277-76-3)
- 2-(2-Aminoethyl)-1,2,4-oxadiazolidine-3,5-dione (CAS 68373-11-5)
- 2K-571S 338774-53-1 6,8-dichloro-2-(2,4-dichlorophenyl)-3-hydroxy-3,4-dihydroquinazolin-4-one (CAS 338774-53-1)
- Methyl 5-(chloromethyl)-2-fluorobenzoate (CAS 1338563-94-2)
- 5-fluoro-2-methylpyridine-4-carboxylic acid (CAS 885588-17-0)
- 6-Bromo-2-chloroquinazoline (CAS 882672-05-1)
- 4-Methyl-1-(pyridin-4-yl)pentan-1-amine (CAS 1247644-83-2)
- (2-Chlorophenyl)-N-[4-(trifluoromethyl)phenyl]carboxamide (CAS 3873-79-8)
- Semaglutide impurity 201 (CAS CATO-C4X-2226201)
Why CATO?
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