5-Bromo-2,4-dimethylthiophene-3-carboxylic acid CAS 503308-97-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 503308-97-2 |
| Molecular Formula | C7H7BrO2S |
| Molecular Weight | 235.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Bromo-2,4-dimethylthiophene-3-carboxylic acid (CAS 503308-97-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C7H7BrO2S. Molecular weight: 235.10 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C7H7BrO2S |
| Molecular Weight | 235.10 g/mol |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromo Standards
- Methyl 3-bromo-5-methylthiophene-2-carboxylate (CAS 1257535-60-6)
- methyl 5-bromo-2-methyl-thiophene-3-carboxylate (CAS 1259396-11-6)
- 2-Bromo-5-(oxolan-3-yl)-1,3,4-thiadiazole (CAS 1342036-39-8)
- methyl 2-bromo-2-(thiophen-3-yl)acetate (CAS 135660-91-2)
- 5-Bromo-N,N-dimethylthiazole-2-carboxamide (CAS 1414958-22-7)
- 2-(3-Bromo-5-methylthiophen-2-yl)acetic acid (CAS 1484993-84-1)
- methyl 5-bromo-4-methylthiophene-3-carboxylate (CAS 1519255-52-7)
- 2-(5-Bromo-2-methylthiophen-3-yl)acetic acid (CAS 1536868-96-8)
Recommended Standards
- 5-Bromo-2-(methylthio)pyrimidine-4-methanol (CAS 944317-70-8)
- 5-Bromo-2-methoxy-4-(methylthio)pyrimidine (CAS 59549-52-9)
- 5-Bromo-2-(ethylthio)pyrimidin-4(3H)-one (CAS 7752-53-6)
- 2,5-Di-tert-butylbenzoic acid (CAS 14034-95-8)
- 5-Hydroxyisoindoline (CAS 54544-67-1)
- 1-Tosylcyclopentane-1-carboxylic acid (CAS 134937-38-5)
- Ethyl5-amino-4-cyano-1-p-tolylpyrazole-3-carboxylate (CAS 152992-58-0)
- 2-Amino-3-(4-methyl-1,2,5-oxadiazol-3-yl)propanoic acid (CAS 1046052-21-4)
- 4-(chlorodifluoromethoxy)benzoic acid (CAS 147992-34-5)
- Semaglutide Impurity 124 (CAS CATO-C4X-2226124)
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