3-chloro-5-methylthiophene-2-carboxylic acid CAS 229343-22-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 229343-22-0 |
| Molecular Formula | C6H9ClO2S |
| Molecular Weight | 180.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-chloro-5-methylthiophene-2-carboxylic acid (CAS 229343-22-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H9ClO2S. Molecular weight: 180.65 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H9ClO2S |
| Molecular Weight | 180.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2022 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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