3-(3-Methyl-1H-pyrazol-5-yl)pyridine CAS 19959-72-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19959-72-9 |
| Molecular Formula | C9H9N3 |
| Molecular Weight | 159.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(3-Methyl-1H-pyrazol-5-yl)pyridine (CAS 19959-72-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H9N3. Molecular weight: 159.19 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H9N3 |
| Molecular Weight | 159.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 3 |
Recommended Standards
- 3-(2-Pyridinyl)-3-azetidinecarbonitrile (CAS 869938-71-6)
- 3-(4-methyl-1,2,4-triazol-3-yl)propanoic acid (CAS 959240-56-3)
- 3-(2-Methyl-1H-imidazol-4-yl)pyridine (CAS 521267-67-4)
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-((3-chloro-4-methylphenyl)amino)propan-1-one (CAS 477334-02-4)
- Imidazo[5,1-b]thiazole (CAS 251-89-8)
- Glimepiride Impurity 26 (CAS CATO-C4X-110226)
- (1-(2-Chlorophenyl)-3-(2,4-dichlorophenyl)-1H-pyrazol-4-yl)methanol (CAS 618441-96-6)
- Adenosine Impurity 13 (CAS 49540-14-9)
- trans-2-penten-1-ol (CAS 1576-96-1)
- Liraglutide(8-31)TFA Salt (CAS CATO-C4X-19922)
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