Methyl 5-bromo-4-chlorothiophene-2-carboxylate CAS 2090967-58-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2090967-58-9 |
| Molecular Formula | C6H4BrClO2S |
| Molecular Weight | 255.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Methyl 5-bromo-4-chlorothiophene-2-carboxylate (CAS 2090967-58-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H4BrClO2S. Molecular weight: 255.52 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H4BrClO2S |
| Molecular Weight | 255.52 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.) | 1997 |
| Halogen Content | Cl/Br-containing |
| Sulfur Atoms | 1 |
Related Methyl Standards
- Methyl 5-bromo-2-chlorothiophene-3-carboxylate (CAS 1243475-64-0)
- Methyl 5-bromo-3-chlorothiophene-2-carboxylate (CAS 1389314-98-0)
- 5-Bromo-4-methoxy-thiophene-3-carbonyl chloride (CAS 162848-22-8)
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- 1-Bromo-4-(chloromethyl)naphthalene (CAS 101828-11-9)
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Recommended Standards
- 2,2,2-Trichloro-1-(1-isopropyl-1H-pyrazol-4-yl)-ethanone (CAS 1306738-55-5)
- 2,2,2-Trichloro-1-(1-ethyl-5-methyl-1H-pyrazol-4-yl)ethanone (CAS 1306738-97-5)
- 2,2,2-Trichloro-1-(1-ethyl-3-methyl-1H-pyrazol-4-yl)ethanone (CAS 1306739-18-3)
- 6-Bromo-1h-pyrazolo[3,4-b]pyridine-3-carboxylicacid (CAS 1782248-22-9)
- 6-(Oxolan-3-yloxy)pyridin-3-amine (CAS 1341833-37-1)
- Iopromide impurity 13 (CAS CATO-C4X-183213)
- 7-(Trifluoromethyl)naphthalen-1-ol (CAS 33533-46-9)
- 2-Fluoro-3'-(pyrrolidin-1-ylsulfonyl)-[1,1'-biphenyl]-4-ol (CAS 1261894-48-7)
- 4-(2,3-Dimethoxyphenyl)-1-butene (CAS 951890-93-0)
- Peptide Fmoc-Thi-Thi-OH (CAS CATO-CPTD788552)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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