6,8-Dichloro-4-hydroxy-2-methylquinoline-3-carboxylic acid CAS 92146-40-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 92146-40-2 |
| Molecular Formula | C11H7Cl2NO3 |
| Molecular Weight | 272.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 6,8-Dichloro-4-hydroxy-2-methylquinoline-3-carboxylic acid (CAS 92146-40-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H7Cl2NO3. Molecular weight: 272.08 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H7Cl2NO3 |
| Molecular Weight | 272.08 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Dichloro Standards
- Methyl 6,8-dichloro-4-oxo-1,4-dihydroquinoline-2-carboxylate (CAS 1065074-55-6)
- Methyl 5,7-dichloro-4-hydroxyquinoline-2-carboxylate (CAS 130613-19-3)
- Methyl 5,7-dichloro-4-hydroxyquinoline-3-carboxylate (CAS 1820685-13-9)
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Recommended Standards
- 4-(Dichloromethylene)-2-(4-methoxyphenyl)oxazol-5(4H)-one (CAS 61767-35-9)
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- 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (5-propylthiophen-3-yl)boronate (CAS 1595111-51-5)
- 6-Hydroxy-N-(propan-2-yl)pyridine-2-carboxamide (CAS 149744-23-0)
- 2,2'-(Adipoylbis(azanediyl))bis(2-methylpropanoic acid) (CAS 170944-65-7)
- Ethyl 4-methylpicolinate (CAS 58997-09-4)
- 4-isobutylphenol (CAS 4167-74-2)
- N-Nitroso Gentamicin impurity 29 (CAS CATO-C4X-148029)
- C-Peptide（dog） (CAS 39016-05-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com