Methyl 5-Bromo-2-hydroxy-4-methylbenzoate CAS 39503-57-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 39503-57-6 |
| Molecular Formula | C9H9BrO3 |
| Molecular Weight | 245.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 5-Bromo-2-hydroxy-4-methylbenzoate (CAS 39503-57-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H9BrO3. Molecular weight: 245.07 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H9BrO3 |
| Molecular Weight | 245.07 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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.) | 1968 |
| Halogen Content | Br-containing |
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Recommended Standards
- Methyl 5-bromo-2-hydroxy-3-methylbenzoate (CAS 40912-71-8)
- Methyl 5-bromo-2-methoxybenzoate (CAS 7120-41-4)
- Methyl 5-(bromomethyl)-2-hydroxybenzoate (CAS 83908-07-0)
- 8-Bromo-6-(trifluoromethyl)quinolin-4(1H)-one (CAS 1065092-51-4)
- Ethyl 4-(aminomethyl)tetrahydro-2H-pyran-4-carboxylate (CAS 1016318-28-7)
- LCZ-696 Impurity 65 (CAS CATO-C4X-169665)
- tert-Butyl 2-chloro-6-methyl-1H-indole-1-carboxylate (CAS 1881331-16-3)
- (Bromodifluoromethyl)trimethylsilane (CAS 115262-01-6)
- [1-(benzylamino)cyclopentyl]methanol (CAS 1179161-54-6)
- [a-Glu](Side chain transposition)- Semaglutide (CAS CATO-C4X-2226111)
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