8-Hydroxy-4-methylquinoline-7-carboxylic acid CAS 422550-71-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 422550-71-8 |
| Molecular Formula | C11H9NO3 |
| Molecular Weight | 203.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
8-Hydroxy-4-methylquinoline-7-carboxylic acid (CAS 422550-71-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H9NO3. Molecular weight: 203.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H9NO3 |
| Molecular Weight | 203.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 2-hydroxy-7-methylquinoline-3-carboxylic acid (CAS 101133-49-7)
- 2-Hydroxy-7-methoxyquinoline-3-carboxaldehyde (CAS 101382-55-2)
- 7-Hydroxy-2-methylquinoline-3-carboxylic acid (CAS 103853-86-7)
- 8-Hydroxy-2-methylquinoline-5-carboxylic acid (CAS 103853-87-8)
- 4-Hydroxy-3-nitrobenzene acetic acid (CAS 10463-20-4)
- 2-Hydroxy-8-methoxyquinoline-3-carbaldehyde (CAS 112584-01-7)
- N-Hydroxy-N-phenylfuran-3-carboxamide (CAS 1137-48-0)
- 1-Acetyl-3-hydroxy-1H-indole-2-carbaldehyde (CAS 133593-40-5)
Recommended Standards
- 7-Methyl-4-oxo-1,4-dihydroquinoline-2-carboxylic acid (CAS 36303-30-7)
- 8-Methoxy-7-methylquinoline-5,6-dione (CAS 97603-19-5)
- 7-Methoxyquinoline-4-carboxylic acid (CAS 816449-02-2)
- 4-(2-Methyl-1H-imidazo[4,5-c]pyridin-1-yl)benzoic acid (CAS 132026-12-1)
- Cyclobuta[b]quinoxaline-1,2-dione (CAS 64014-14-8)
- 5-(Butoxymethyl)quinolin-8-ol (CAS 22049-22-5)
- Hexanedioic acid, polymer with 1,6-hexanediol and 1,2,3-propanetriol (CAS 67953-53-1)
- 5-(Ethylsulfonyl)-2-(4-fluorophenyl)-4-((4-fluorophenyl)sulfonyl)oxazole (CAS 891021-42-4)
- 2,8,12,18-Tetraethyl-3,7,13,17-tetramethyl-21H,23H-porphine (CAS 448-70-4)
- SV40 Nuclear Transport Signal Peptide Analog (CAS 104914-40-1)
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