3-(4-Bromo-3-methylphenyl)-5-methylisoxazole-4-carboxylic acid CAS 1500083-83-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1500083-83-9 |
| Molecular Formula | C12H10BrNO3 |
| Molecular Weight | 296.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4-Bromo-3-methylphenyl)-5-methylisoxazole-4-carboxylic acid (CAS 1500083-83-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H10BrNO3. Molecular weight: 296.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H10BrNO3 |
| Molecular Weight | 296.12 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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- 2-(6-Bromo-2-methyl-4-oxoquinolin-1(4H)-yl)acetic acid (CAS 1215543-11-5)
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- Ethyl 5-bromo-3-phenylisoxazole-4-carboxylate (CAS 1245031-62-2)
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Recommended Standards
- 3-(2-Bromophenyl)-5-ethylisoxazole-4-carboxylic acid (CAS 1483771-46-5)
- 4-(5-Bromo-1H-indol-3-yl)-4-oxobutanoic acid (CAS 15701-74-3)
- 1-(5-Bromo-2-methoxybenzyl)-1H-1,2,3-triazole-4-carbaldehyde (CAS 1481811-77-1)
- Fmoc-Phe-Pro-OH (CAS 138372-76-6)
- N-[(4-hydroxy-3-methoxyphenyl)methyl]acetamide (CAS 53527-04-1)
- (S)-Fmoc-α-Me-Trp-OH (CAS 2244235-26-3)
- Ethyl 4,4-difluoro-6,6-dimethyltetrahydro-2H-pyran-2-carboxylate (CAS 2791313-71-6)
- (2-Cyclopropoxy-3-nitrophenyl)methanamine (CAS 1243444-71-4)
- Nimustine (CAS 42471-28-3)
- Semaglutide Impurity 167 (CAS CATO-C4X-2226167)
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