2,4-Dichloro-3-hydroxybenzoic acid CAS 91658-93-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 91658-93-4 |
| Molecular Formula | C7H4Cl2O3 |
| Molecular Weight | 207.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2,4-Dichloro-3-hydroxybenzoic acid (CAS 91658-93-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H4Cl2O3. Molecular weight: 207.01 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H4Cl2O3 |
| Molecular Weight | 207.01 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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, 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.) | 1983 |
| Halogen Content | Cl-containing |
Related Dichloro Standards
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Recommended Standards
- 2,3-Dichloro-6-nitroaniline (CAS 65078-77-5)
- 2,4-Dichloro-5-hydroxybenzoic acid (CAS 91659-09-5)
- 2,3-Dichloro-4-nitroaniline (CAS 69951-03-7)
- 1-(3-(3-Chlorophenyl)isoxazol-5-yl)ethanone (CAS 889939-01-9)
- 2-Chloro-4-(3,5-difluorophenyl)pyrimidine (CAS 954218-58-7)
- 4-(5-Fluoro-2-methylphenyl)butan-2-ol (CAS 1339660-78-4)
- 2-(Aminomethyl)-5-(difluoromethyl)-6-fluoro-3-hydroxypyridine (CAS 1805504-38-4)
- Methyl 6-(2-aminoethyl)-4-methoxypicolinate (CAS 1393567-26-4)
- 5-Bromo-2-chloro-4-ethyl-3-nitropyridine (CAS 1638759-95-1)
- Biotinyl-Neuropeptide Y (human, rat) trifluoroacetate salt (CAS 213779-13-6)
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