2,3-Difluoro-4-(trifluoromethyl)benzoyl chloride CAS 261945-41-9
| CAS No. | 261945-41-9 |
| Molecular Formula | C8H2ClF5O |
| Molecular Weight | 244.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 2,3-Difluoro-4-(trifluoromethyl)benzoyl chloride (CAS 261945-41-9), a certified reference material (molecular formula C8H2ClF5O, MW 244.55 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H2ClF5O, 2,3-Difluoro-4-(trifluoromethyl)benzoyl chloride contains a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 244.55 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 2,3-Difluoro-4-(trifluoromethyl)benzoyl chloride 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 | C8H2ClF5O |
| Molecular Weight | 244.55 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
Related Difluoro Standards
- 3,5-Difluoro-4-(trifluoromethyl)benzoyl chloride (CAS 261945-56-6)
- (2,3-Difluoro-4-(hexyloxy)phenyl)methanol (CAS 1277641-46-9)
- 1-(3,4-Difluoro-5-(pentyloxy)phenyl)ethan-1-ol (CAS 1443303-78-3)
- 1-(3,4-Difluoro-5-(isopentyloxy)phenyl)ethanol (CAS 1443309-96-3)
- 2-(3,4-Difluoro-5-(isopentyloxy)phenyl)ethan-1-ol (CAS 1443327-73-8)
- 2-(3,5-Difluoro-2-(pentyloxy)phenyl)ethan-1-ol (CAS 1443327-85-2)
- 2-(3,5-Difluoro-2-(isopentyloxy)phenyl)ethan-1-ol (CAS 1443330-72-0)
- 1-(3,5-Difluoro-4-(isopentyloxy)phenyl)ethan-1-ol (CAS 1443345-67-2)
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