Methyl 4,5-dichloro-3-hydroxythiophene-2-carboxylate CAS 96232-70-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 96232-70-1 |
| Molecular Formula | C6H4Cl2O3S |
| Molecular Weight | 227.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 4,5-dichloro-3-hydroxythiophene-2-carboxylate (CAS 96232-70-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H4Cl2O3S. Molecular weight: 227.07 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H4Cl2O3S |
| Molecular Weight | 227.07 g/mol |
| 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, water |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- 5-Chloro-2-hydroxybenzene-1-sulfonyl chloride (CAS 25319-95-3)
- 6-Bromo-2-oxo-1,2,3,4-tetrahydro-2lambda4-isoquinoline (CAS 147497-32-4)
- 4-Chlorophenyl chloranesulfonate (CAS 32117-86-5)
- Colchicine Impurity 4 (CAS 57866-21-4)
- Methyl 3,3,3-Trifluoro-2-phenylpropionate (CAS 184414-29-7)
- Cefsulodin sodium (CAS 41444-66-0)
- 2-Chloro-N-((1-methylpiperidin-3-yl)methyl)acetamide (CAS 1249758-55-1)
- 2-(Ethoxycarbonyl)-N-methylindole (CAS 18450-24-3)
- 6-Bromo-2-methoxy-4-methylquinoline (CAS 1187386-12-4)
- Semaglutide impurity 54 (CAS CATO-C4X-222654)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com