5-Chloro-3-hydroxybenzo[b]thiophene-2-carboxylic acid CAS 1782408-48-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1782408-48-3 |
| Molecular Formula | C9H5ClO3S |
| Molecular Weight | 228.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-3-hydroxybenzo[b]thiophene-2-carboxylic acid (CAS 1782408-48-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H5ClO3S. Molecular weight: 228.65 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
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.) | 1994 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 1-(2-Chloro-6-fluorophenyl)cyclobutanecarboxylic Acid (CAS 1037131-07-9)
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Recommended Standards
- 1-(4-Chloro-2-fluorophenyl)cyclobutane-1-carboxylic acid (CAS 1511861-89-4)
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- 1-(2-Chloro-4-fluorobenzyl)cyclopropane-1-carboxylic acid (CAS 1498791-38-0)
- 1-(3-(Furan-2-yl)-1H-1,2,4-triazol-5-yl)ethanamine (CAS 1343286-90-7)
- Methyl 2-(4-methoxy-2-methylphenyl)-2-oxoacetate (CAS 1443350-90-0)
- (2S,4S)-1-(tert-butoxycarbonyl)-2-methylpiperidine-4-carboxylic acid (CAS 1820583-83-2)
- Benzoylhypacoitine (CAS 63238-66-4)
- 3,4-Dichloro-5-(phenylamino)furan-2(5H)-one (CAS 906719-71-9)
- 2-(Bromomethyl)-5-iodobenzo[d]oxazole (CAS 1806341-83-2)
- Cycloaspeptide A (CAS 109171-13-3)
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