2-(3,4-Difluorobenzoyl)-4-methylpyridine CAS 1187167-00-5
| CAS No. | 1187167-00-5 |
| Molecular Formula | C13H9F2NO |
| Molecular Weight | 233.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-(3,4-Difluorobenzoyl)-4-methylpyridine (C13H9F2NO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 233.21 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO supplies 2-(3,4-Difluorobenzoyl)-4-methylpyridine (CAS 1187167-00-5), a certified reference material (molecular formula C13H9F2NO, MW 233.21 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-(3,4-Difluorobenzoyl)-4-methylpyridine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
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-(3,5-Difluorobenzoyl)-3-methylpyridine (CAS 1187167-32-3)
Recommended Standards
- (3,4-Difluorophenyl)(5-methylpyridin-2-yl)methanone (CAS 1187166-85-3)
- (3,5-Difluorophenyl)(4-methylpyridin-2-yl)methanone (CAS 1187167-05-0)
- (2,5-Difluorophenyl)(3-methylpyridin-2-yl)methanone (CAS 1187167-27-6)
- 4-(2,5-Difluorobenzoyl)-2-methylpyridine (CAS 1187167-40-3)
- 6-Bromo-2-(3-methoxyphenyl)imidazo[1,2-a]pyridine-3-carbaldehyde (CAS 524724-77-4)
- Methyl 1,1-dioxo-3-phenyl-4h-1,2,4-benzothiadiazine-7-carboxylate (CAS 1210774-95-0)
- N-(2-methoxy-5-methylphenyl)benzenesulfonamide (CAS 6964-02-9)
- (3aR,5S,6S,6aR)-6-Hydroxy-2,2,6-trimethyltetrahydrofuro[2,3-d][1,3]dioxole-5-carbaldehyde (CAS 321181-73-1)
- Chloro[(S,S)-N-[2-(4-methylbenzyloxy)ethyl]-N'-(p-toluenesulfonyl)-1,2-diphenylethylenediamine]ruthenium(II) (CAS 1384974-37-1)
- 3-(4-Methoxyphenyl)-5-(piperidin-4-yl)-1,2,4-oxadiazole hydrochloride (CAS 1706460-91-4)
- (R)-1-phenylethan-1-amine (1R,2R)-2-(2-bromo-5-methoxyphenyl)-1-(hydroxymethyl)cyclopropane-1-carboxylate (CAS 1542139-04-7)
- Methyl 3,3-difluoro-3-(2-fluorophenyl)propanoate (CAS 2113891-27-1)
- 2,3-Dihydroimidazo[1,2-a]pyrimidine (CAS 53601-85-7)
- Semaglutide Main Chain P29 (CAS 1169630-82-3)
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