1-(4-Bromo-2-fluorophenyl)-2-chloroethan-1-one CAS 1379358-56-1
| CAS No. | 1379358-56-1 |
| Molecular Formula | C8H5BrClFO |
| Molecular Weight | 251.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-Bromo-2-fluorophenyl)-2-chloroethan-1-one (CAS 1379358-56-1), molecular formula C8H5BrClFO and molecular weight 251.48 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-(4-Bromo-2-fluorophenyl)-2-chloroethan-1-one (C8H5BrClFO) contains a hydroxyl group, an ether linkage, fluorine/chlorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 251.48 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 1-(4-Bromo-2-fluorophenyl)-2-chloroethan-1-one 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 | C8H5BrClFO |
| Molecular Weight | 251.48 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.) | 1991 |
| Halogen Content | F/Cl/Br-containing |
Related Bromo Standards
- 2-Bromo-5-fluorophenylacetyl chloride (CAS 1028314-61-5)
- 2-(2-Bromo-4-fluorophenyl)acetyl chloride (CAS 1086601-89-9)
- 2-Bromo-1-(3-chloro-5-fluorophenyl)ethanone (CAS 1207973-38-3)
- 1-(4-Bromo-3-fluorophenyl)-2-chloroethan-1-one (CAS 1260857-14-4)
- 1-(2-Bromo-4-chloro-5-fluorophenyl)ethan-1-one (CAS 129825-10-1)
- 5-Bromo-2-fluorophenylacetyl chloride (CAS 1346146-33-5)
- 2-Bromo-4'-chloro-2-fluoroacetophenone (CAS 1357624-45-3)
- (4-Bromo-3-fluorophenyl)acetyl chloride (CAS 1360868-19-4)
Recommended Standards
- 1-(4-Bromo-2-chloro-5-fluorophenyl)-ethanone (CAS 1435805-96-1)
- 3-bromo-2-fluoro-5-methylbenzoyl chloride (CAS 1499840-13-9)
- 2-Chlorophenylphosphodichloride (CAS 15074-54-1)
- 1-(5-Bromo-3-chloro-2-fluorophenyl)ethan-1-one (CAS 1536939-67-9)
- 2-(3-Bromophenyl)-2-methylpropanoic Acid (CAS 81606-47-5)
- Allyl 3,4-diaminobenzoate (CAS 273939-71-2)
- Ethyl 2-oxo-5-vinyltetrahydrofuran-3-carboxylate (CAS 79011-77-1)
- 4-Hydroxy-2,5-dioxoimidazolidine-4-carboxylic acid (CAS 470-44-0)
- Fenbendazole Impurity 1 (CAS CATO-C4X-31251)
- 4'-(4'-Ethyl-[1,1'-bi(cyclohexan)]-4-yl)-3,4-difluoro-1,1'-biphenyl (CAS 139195-63-4)
- 2,6-Difluoro-N-(4-(4-methyl-1,2,5,6-tetrahydropyridin-3-yl)phenyl)benzamide (CAS 1108684-91-8)
- 1-(2-Methylbenzo[d]thiazol-5-yl)guanidine methanesulfonate (CAS 1864051-73-9)
- 3-Cyano-5-iodobenzoic acid (CAS 453566-16-0)
- Semaglutide impurity 271 (CAS CATO-C4X-2226271)
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