3-Chloro-2-methyl-7-(pyridin-2-yl)pyrazolo[1,5-a]pyrimidine CAS 439120-66-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 439120-66-8 |
| Molecular Formula | C12H9ClN4 |
| Molecular Weight | 244.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-2-methyl-7-(pyridin-2-yl)pyrazolo[1,5-a]pyrimidine (CAS 439120-66-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H9ClN4. Molecular weight: 244.68 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H9ClN4 |
| Molecular Weight | 244.68 g/mol |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- 6-Chloro-2-phenyl-1H-1,3-benzodiazol-1-ol (CAS 10066-09-8)
- 3-(6-Chloro-1,3-benzoxazol-2-yl)aniline (CAS 1071350-94-1)
- 6-Chloro-3-(m-tolyl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1094292-83-7)
- 4-(6-Chloro-1H-benzo[d]imidazol-2-yl)phenol (CAS 113561-60-7)
- 7-Chloro-4-methyl-1-phenyl-1H-pyrazolo[3,4-d]pyridazine (CAS 1204297-37-9)
- 6-Chloro-9-(p-tolyl)-9H-purine (CAS 123201-00-3)
- 4-Chloro-6-phenyl-5H-pyrrolo[3,2-d]pyrimidin-2-amine (CAS 1253789-10-4)
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Recommended Standards
- 3-Benzyl-8-chloro-[1,2,4]triazolo[4,3-a]pyrazine (CAS 68797-02-4)
- 4-((6-Chloropyridin-3-yl)methoxy)benzonitrile (CAS 861207-55-8)
- 3-(Benzo[d]oxazol-2-yl)-4-chloroaniline (CAS 293737-68-5)
- PRAMIRACETAM MONOHYDRATE (CAS 1429378-01-7)
- 3-(Phenylthio)-N-(2-(3-(thiophen-2-yl)-1H-pyrazol-1-yl)ethyl)propanamide (CAS 1797014-56-2)
- 1-(2-(Propylthio)ethyl)pyrrolidine-2-thione (CAS 90951-12-5)
- Upacicalcet Sodium Impurity 4 (CAS CATO-C4X-33924)
- (1R)-1-(1-methyl-1H-1,2,3-triazol-5-yl)ethan-1-amine (CAS 1841112-03-5)
- N,N-Dimethylmorpholinium Bromide (CAS 40968-70-5)
- Hexapeptide-11 (CAS 161258-30-6)
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