2-Bromo-1-(2,4-difluorophenyl)propan-1-one CAS 135206-83-6
| CAS No. | 135206-83-6 |
| Molecular Formula | C9H7BrF2O |
| Molecular Weight | 249.05 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-Bromo-1-(2,4-difluorophenyl)propan-1-one (CAS 135206-83-6), molecular formula C9H7BrF2O and molecular weight 249.05 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H7BrF2O, 2-Bromo-1-(2,4-difluorophenyl)propan-1-one contains a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 249.05 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 2-Bromo-1-(2,4-difluorophenyl)propan-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 | C9H7BrF2O |
| Molecular Weight | 249.05 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.) | 1995 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
- 6-Bromo-4,4-difluorochromane (CAS 1187968-61-1)
- 1-bromo-1,1-difluoro-3-phenylpropan-2-one (CAS 1432681-83-8)
- 2-Bromo-1-(2,4-difluoro-5-methylphenyl)ethan-1-one (CAS 1531526-22-3)
- 7-Bromo-4,4-difluorochroman (CAS 1783557-72-1)
- 2-Bromo-1-(2,5-difluorophenyl)propan-1-one (CAS 186036-04-4)
- 1-(4-Bromo-2-(difluoromethyl)phenyl)ethan-1-one (CAS 2386658-14-4)
- 1-bromo-4-(2,2-difluorocyclopropoxy)benzene (CAS 1989672-18-5)
- 2-Bromo-1-(2,6-difluorophenyl)propan-1-one (CAS 481066-21-1)
Recommended Standards
- 1-(Azetidin-3-yl)-4-iodo-1H-pyrazole (CAS 1343072-59-2)
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- 2-(6-Iodopyridin-3-yl)ethan-1-ol (CAS 1355182-64-7)
- 1-[(4-bromophenyl)methyl]-1H-imidazol-2-amine hydrochloride (CAS 1384431-39-3)
- (6-Azaspiro[2.5]octan-1-yl)methanamine dihydrochloride (CAS 2260931-58-4)
- 6,7-DIHYDRO-5H-PYRROLO[3,4-D]PYRIMIDIN-5-ONE (CAS 1046121-35-0)
- Hydrochlorothiazide Impurity 32 (CAS CATO-C4X-117732)
- N-(tert-Butoxycarbonyl)-D-tyrosine (CAS 70642-86-3)
- 5-(1-((2,6-Difluorophenyl)sulfonyl)azetidin-3-yl)-3-(pyrimidin-2-yl)-1,2,4-oxadiazole (CAS 1323775-38-7)
- 4,4′-Methylene-d2-dianiline (CAS 215590-72-0)
- 1-((4-Bromophenyl)sulfonyl)-1H-benzo[d][1,2,3]triazole (CAS 139887-30-2)
- Ethyl 2-(diethoxyphosphoryl)-3-(4-methoxyphenyl)propanoate (CAS 35085-33-7)
- Semaglutide impurity 87 (CAS CATO-C4X-222687)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com