Pyrazolo[1,5-a]pyrimidine-3-carbonitrile, 5,7-dichloro-2-methyl- CAS 1310131-77-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1310131-77-1 |
| Molecular Formula | C8H4Cl2N4 |
| Molecular Weight | 227.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Pyrazolo[1,5-a]pyrimidine-3-carbonitrile, 5,7-dichloro-2-methyl- (CAS 1310131-77-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H4Cl2N4. Molecular weight: 227.05 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H4Cl2N4 |
| Molecular Weight | 227.05 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Pyrazolo Standards
- 1H-Pyrazolo[4,3-d]pyrimidine, 3-bromo-1-ethyl- (CAS 1357143-39-5)
- 1H-Pyrazolo[4,3-d]pyrimidine, 3-bromo-1,5-dimethyl- (CAS 1781514-84-8)
- 5-Methyl-2-(pyrazolo[1,5-a]pyrazin-3-yl)pyrimidin-4-ol (CAS 1330044-24-0)
- 5-(1H-Pyrazolo[3,4-b]pyridin-3-yl)-1H-pyrrole-2-carboxylic acid (CAS 658696-08-3)
- 1H-Pyrazolo[4,3-c]pyridin-3-amine, 4,5,6,7-tetrahydro-5-(phenylmethyl)- (CAS 682732-81-6)
- 1H-Pyrazolo[3,4-d]pyrimidine-3-carbonitrile, 4-chloro-6-(methylthio)- (CAS 1379363-08-2)
- 4-(Pyrazolo[1,5-a]pyridin-3-ylamino)phenol (CAS 136873-00-2)
- 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 3-bromo-1,6-dihydro-1-methyl- (CAS 68479-27-6)
Recommended Standards
- 5-Bromo-2-methyl-2,3-dihydro-1-benzofuran-3-one (CAS 126224-79-1)
- 5-Bromo-7-methylisobenzofuran-1(3H)-one (CAS 1314217-74-7)
- 5-Bromoisochroman-4-one (CAS 1260803-28-8)
- N-(2-chloro-5-formyl-3-propylpyridin-4-yl)pivalamide (CAS 902129-07-1)
- (2S,5S)-(+)-Hexanediol (CAS 34338-96-0)
- (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)(methyl)amino)hex-5-enoic acid (CAS 856412-21-0)
- 3-(3-Chlorobut-3-en-1-yl)benzonitrile (CAS 731772-70-6)
- (E)-4-(But-2-enoyl)benzonitrile (CAS 959311-24-1)
- 3-Cyano-5-methyl-1H-pyrazole-4-carboxylic acid (CAS 191419-06-4)
- Semaglutide Impurity 124 (CAS CATO-C4X-2226124)
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