2-(2,6-Dichlorobenzoyl)-3-methylpyridine CAS 1187166-05-7
| CAS No. | 1187166-05-7 |
| Molecular Formula | C13H9Cl2NO |
| Molecular Weight | 266.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-(2,6-Dichlorobenzoyl)-3-methylpyridine (CAS 1187166-05-7), molecular formula C13H9Cl2NO and molecular weight 266.12 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-(2,6-Dichlorobenzoyl)-3-methylpyridine (C13H9Cl2NO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine 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 266.12 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 2-(2,6-Dichlorobenzoyl)-3-methylpyridine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C13H9Cl2NO |
| Molecular Weight | 266.12 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 | Cl-containing |
| Nitrogen Atoms | 1 |
Related Dichlorobenzoyl Standards
- 2-(2,3-Dichlorobenzoyl)-5-methylpyridine (CAS 1187164-76-6)
- 1187164-81-3 2-(2,4-Dichlorobenzoyl)-5-methylpyridine MFCD13152684 (CAS 1187164-81-3)
- 4-(3,4-Dichlorobenzoyl)-2-methylpyridine (CAS 1187165-37-2)
- 2-(2,6-Dichlorobenzoyl)-4-methylpyridine (CAS 1187165-49-6)
- 1187165-83-8 2-(3,5-Dichlorobenzoyl)-3-methylpyridine MFCD13152820 (CAS 1187165-83-8)
- 2-(2,4-Dichlorobenzoyl)-6-methylpyridine (CAS 1187165-87-2)
- 2-(2,5-Dichlorobenzoyl)-6-methylpyridine (CAS 1187165-91-8)
- 2-(2,3-Dichlorobenzoyl)-3-methylpyridine (CAS 1187167-38-9)
Recommended Standards
- (2,6-Dichlorophenyl)(6-methylpyridin-2-yl)methanone (CAS 1187166-25-1)
- (3,5-Dichlorophenyl)(4-methylpyridin-2-yl)methanone (CAS 1187167-06-1)
- (2,3-Dichlorophenyl)(6-methylpyridin-2-yl)methanone (CAS 1187165-80-5)
- (2,5-Dichlorophenyl)(3-methylpyridin-2-yl)methanone (CAS 1187167-44-7)
- 2-(2,4-Dichloro-6-methylphenoxy)acetyl chloride (CAS 585518-43-0)
- N-(3-Amino-2-methylphenyl)hexanamide (CAS 946736-57-8)
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