2-Bromo-4-(trifluoromethoxy)benzoic acid CAS 1138331-74-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1138331-74-4 |
| Molecular Formula | C8H4BrF3O3 |
| Molecular Weight | 285.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Bromo-4-(trifluoromethoxy)benzoic acid (CAS 1138331-74-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H4BrF3O3. Molecular weight: 285.01 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H4BrF3O3 |
| Molecular Weight | 285.01 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
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- 4-Bromo-2-(trifluoromethoxy)benzoic Acid (CAS 509142-48-7)
Recommended Standards
- 2,4-Dibromo-5-isopropylthiazole (CAS 1823346-89-9)
- 1-(3,4-Dibromothiophen-2-yl)ethan-1-amine (CAS 1394023-36-9)
- 1-(3,4-Dibromothiophen-2-yl)-N-methylmethanamine (CAS 1394022-22-0)
- 1-[5-fluoro-2-(4-hydroxypiperidin-1-yl)phenyl]ethan-1-one (CAS 1019621-94-3)
- Methyltriphenoxyphosphonium iodide (CAS 17579-99-6)
- 2-(Dimethylamino)-2-phenylpropanenitrile (CAS 69097-27-4)
- 3-(3,4-Difluorophenyl)isoxazol-5-amine (CAS 874376-50-8)
- 2-Bromo-4-methylpentanenitrile (CAS 150478-86-7)
- N-(3,4,4A,10b-tetrahydro-2H-pyrano[3,2-c]quinolin-6(5H)-yl)propionamide (CAS 303777-55-1)
- Semaglutide Impurity 14(Discontinued,See CPTD788307 ) (CAS CATO-C4X-222614)
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