Methyl 3-chloro-4-(methylsulfonyl)thiophene-2-carboxylate CAS 175201-76-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 175201-76-0 |
| Molecular Formula | C7H7ClO4S2 |
| Molecular Weight | 254.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Methyl 3-chloro-4-(methylsulfonyl)thiophene-2-carboxylate (CAS 175201-76-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H7ClO4S2. Molecular weight: 254.71 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H7ClO4S2 |
| Molecular Weight | 254.71 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.) | 2007 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
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Recommended Standards
- 1-(4-Chlorophenoxy)cyclohexane-1-carboxylic acid (CAS 17413-88-6)
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- 2-Chloro-N-(4-morpholinophenyl)acetamide (CAS 170655-46-6)
- 1-[3-(4-methylphenyl)-1,2,4-oxadiazol-5-yl]propan-2-one (CAS 110449-27-9)
- Imidazo[2,1-b]thiazol-6-ylmethanamine (CAS 449799-30-8)
- Benzofuran-5-carbonyl chloride (CAS 56540-70-6)
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- Atracurium Impurity 114 (CAS CATO-C4X-1850114)
- 4-ethynyl-1H-pyrrolo[2,3-b]pyridine (CAS 1174297-28-9)
- Fragment-[3-31]-Liraglutide (CAS CATO-C4X-199232)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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