3-chloro-1-benzofuran-2-carboxylic acid CAS 856180-58-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 856180-58-0 |
| Molecular Formula | C9H13ClO3 |
| Molecular Weight | 204.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-chloro-1-benzofuran-2-carboxylic acid (CAS 856180-58-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H13ClO3. Molecular weight: 204.65 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H13ClO3 |
| Molecular Weight | 204.65 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 |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
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Recommended Standards
- 3'-Chloro-[1,1'-biphenyl]-3-ol (CAS 365426-91-1)
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- 2-Bromo-5-(piperidin-2-yl)pyridine (CAS 1270360-24-1)
- 4-{[(3,5-dichlorophenyl)amino]methylidene}-3-(methoxymethyl)-4,5-dihydro-1H-pyrazol-5-one (CAS 240799-64-8)
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- 2-[(1-bromonaphthalen-2-yl)sulfanyl]acetic acid (CAS 92025-38-2)
- 2-Hydroxy-1-nitroanthracene-9,10-dione (CAS 56600-62-5)
- D-Glu3-Tirzepatide (CAS CATO-CPTD788927)
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