5-Bromo-2-chloro-3-(trifluoromethyl)acetophenone CAS 1807042-99-4
| CAS No. | 1807042-99-4 |
| Molecular Formula | C9H5BrClF3O |
| Molecular Weight | 301.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C9H5BrClF3O, 5-Bromo-2-chloro-3-(trifluoromethyl)acetophenone contains a hydroxyl group, an ether linkage, fluorine/chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 301.49 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 5-Bromo-2-chloro-3-(trifluoromethyl)acetophenone (CAS 1807042-99-4), a certified reference material (molecular formula C9H5BrClF3O, MW 301.49 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.
As a certified reference material (CRM), 5-Bromo-2-chloro-3-(trifluoromethyl)acetophenone 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 | C9H5BrClF3O |
| Molecular Weight | 301.49 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature |
| 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.) | 1995 |
| Halogen Content | F/Cl/Br-containing |
Related Bromo Standards
- 2-Bromo-1-(3-chloro-4-(trifluoromethyl)phenyl)ethan-1-one (CAS 129322-86-7)
- 3-Bromo-5-chloro-4-(trifluoromethyl)acetophenone (CAS 1804384-44-8)
- 6-Bromo-3-chloro-2-(trifluoromethyl)acetophenone (CAS 1804384-53-9)
- 2-Bromo-6-chloro-3-(trifluoromethyl)acetophenone (CAS 1805018-17-0)
- 4-Bromo-2-chloro-6-(trifluoromethyl)acetophenone (CAS 1805018-24-9)
- 2-Bromo-3-chloro-5-(trifluoromethyl)acetophenone (CAS 1805139-18-7)
- 2-Bromo-5-chloro-4-(trifluoromethyl)acetophenone (CAS 1805185-92-5)
- 4-Bromo-2-chloro-5-(trifluoromethyl)acetophenone (CAS 1805186-01-9)
Recommended Standards
- 3-Bromo-2-chloro-5-(trifluoromethyl)acetophenone (CAS 1807042-85-8)
- 2-Bromo-3-chloro-4-(trifluoromethyl)acetophenone (CAS 1807073-09-1)
- 5-Bromo-3-chloro-2-(trifluoromethyl)acetophenone (CAS 1807029-30-6)
- 3-Bromo-2-chloro-4-(trifluoromethyl)acetophenone (CAS 1807114-56-2)
- 4-(4-Hydroxyphenyl)-1,3-oxazolidin-2-one (CAS 1059200-23-5)
- Tyrphostin AG 1024 (CAS 65678-07-1)
- 5-Chloro-N-[2-oxo-3-[[4-(3-oxo-4-morpholinyl)phenyl]amino]propyl]-2-thiophenecarboxamide (CAS 1161719-52-3)
- 2,3-Difluoro-6-(trifluoromethyl)pyridine (CAS 1159512-37-4)
- Cyclopropyl(2,6-difluorophenyl)methanamine (CAS 1063734-63-3)
- 1-(2-Methylpyrimidin-4-yl)pyrrolidin-3-ol (CAS 1341891-32-4)
- (3-Ethoxy-4-hydroxyphenyl)(morpholino)methanethione (CAS 309954-11-8)
- Ethyl 5-(2-Chloroacetyl)-2,4-dimethyl-1H-pyrrole-3-carboxylate (CAS 950-86-7)
- O-Methyl-L-tyrosine (CAS 6230-11-1)
- Semaglutide Impurity 165 (CAS CATO-C4X-2226165)
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