261763-00-2 3'-Chloro-2'-fluoro-5'-(trifluoromethyl)acetophenone MFCD01631398 CAS 261763-00-2
| CAS No. | 261763-00-2 |
| Molecular Formula | C9H5ClF4O |
| Molecular Weight | 240.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system, 261763-00-2 3'-Chloro-2'-fluoro-5'-(trifluoromethyl)acetophenone MFCD01631398 is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 240.58 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 261763-00-2 3'-Chloro-2'-fluoro-5'-(trifluoromethyl)acetophenone MFCD01631398 (CAS 261763-00-2), a certified reference material (molecular formula C9H5ClF4O, MW 240.58 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 261763-00-2 3'-Chloro-2'-fluoro-5'-(trifluoromethyl)acetophenone MFCD01631398 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 | C9H5ClF4O |
| Molecular Weight | 240.58 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 Chloro Standards
- 3-(2-Chloro-4-fluorophenyl)-1,1,1-trifluoropropan-2-one (CAS 1341514-82-6)
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- Methyl 4-chloro-2-(trifluoromethyl)pyrimidine-5-carboxylate (CAS 1393576-33-4)
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- 4-Fluoro-3-methyl-5-(trifluoromethyl)-benzoyl chloride (CAS 1373920-95-6)
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- tert-Butyl 3-(1h-pyrazol-1-yl)piperidine-1-carboxylate (CAS 1260665-61-9)
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