4-Chloro-3-hydroxybenzo[b]thiophene-2-carboxylic acid CAS 1934964-07-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1934964-07-4 |
| Molecular Formula | C9H5ClO3S |
| Molecular Weight | 228.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-3-hydroxybenzo[b]thiophene-2-carboxylic acid (CAS 1934964-07-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H5ClO3S. Molecular weight: 228.65 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H5ClO3S |
| Molecular Weight | 228.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 4-Bromo-5-Methyl-2-nitrobenzoic acid (CAS 1708958-91-1)
- Tirzepatide Impurity 24 X TFA Salt (CAS CATO-C4X-324024)
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