4-Chloro-3-hydroxybenzoic Acid CAS 34113-69-4
Purity >95%In StockPharmaceutical Standards
| CAS No. | 34113-69-4 |
| Molecular Formula | C7H5ClO3 |
| Molecular Weight | 172.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-3-hydroxybenzoic Acid (CAS 34113-69-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H5ClO3. Molecular weight: 172.57 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H5ClO3 |
| Molecular Weight | 172.57 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Halogen Content | Cl-containing |
Related Chloro Standards
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Recommended Standards
- 3-Chloro-4-Nitroaniline (CAS 825-41-2)
- 2-Chloro-5-methyl-4-nitropyridine (CAS 97944-45-1)
- 4-Chloro-2-Nitroaniline (CAS 89-63-4)
- 4-[(3-Chlorobenzyl)oxy]benzoyl chloride (CAS 1160250-21-4)
- 1-Cyclopentyl-3-(trifluoromethyl)pyrazole-4-boronic acid (CAS 2304634-13-5)
- 8-Bromo-1,7-naphthyridine (CAS 63845-72-7)
- 2-Hydroxy-4-(3-methylbutanamido)benzoic acid (CAS 100391-79-5)
- n-(2-(Piperidin-1-yl)ethyl)cyclopentanamine (CAS 1184741-03-4)
- 3,3,3-trifluoro-2-(trifluoromethyl)propanoic acid 3,3,3-tris(fluoranyl)-2-(trifluoromethyl)propanoic acid 564-10-3 A831037 (CAS 564-10-3)
- Hexapeptide-9 (CAS 1228371-11-6)
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