4-(2,5-Difluorobenzoyl)-2-methylpyridine CAS 1187167-40-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1187167-40-3 |
| Molecular Formula | C13H9F2NO |
| Molecular Weight | 233.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(2,5-Difluorobenzoyl)-2-methylpyridine (CAS 1187167-40-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H9F2NO. Molecular weight: 233.21 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H9F2NO |
| Molecular Weight | 233.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Difluorobenzoyl Standards
- 3-(3,4-Difluorobenzoyl)-4-methylpyridine (CAS 1187163-84-3)
- 2-(2,6-Difluorobenzoyl)-5-methylpyridine (CAS 1187164-66-4)
- 2-(3,5-Difluorobenzoyl)-5-methylpyridine (CAS 1187164-71-1)
- 1187164-84-6 5-(2,3-Difluorobenzoyl)-2-methylpyridine MFCD13153246 (CAS 1187164-84-6)
- 2-(2,4-Difluorobenzoyl)-3-methylpyridine (CAS 1187165-77-0)
- 1187166-19-3 2-(3,4-Difluorobenzoyl)-6-methylpyridine MFCD13152613 (CAS 1187166-19-3)
- 2-(2,3-Difluorobenzoyl)-5-methylpyridine (CAS 1187166-66-0)
- 2-(3,4-Difluorobenzoyl)-4-methylpyridine (CAS 1187167-00-5)
Recommended Standards
- 2-(3,5-Difluorobenzoyl)-3-methylpyridine (CAS 1187167-32-3)
- (2,6-Difluorophenyl)(2-methylpyridin-4-yl)methanone (CAS 1187167-46-9)
- (2,5-Difluorophenyl)(3-methylpyridin-2-yl)methanone (CAS 1187167-27-6)
- (2E)-2-(Benzenesulfonyl)-3-[3-(trifluoromethoxy)phenyl]prop-2-enenitrile (CAS 1025264-69-0)
- 3-(4-Bromo-phenoxy)-pyrrolidine (CAS 337912-68-2)
- 2-(3,4-Dimethoxybenzoyl)-6-methoxypyridine (CAS 1187168-28-0)
- 4-(Hydroxy(phenyl)methyl)phenol (CAS 833-39-6)
- (4,5-Dihydro-thiazol-2-yl)-[2-(4-methoxy-phenyl)-ethyl]-amine (CAS 143543-81-1)
- 3-Bromo-N,N-dimethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine (CAS 2223045-64-3)
- Semaglutide Impurity 125 xTFA Salt (CAS CATO-C4X-2226125)
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