1-Ethyl-7-hydroxy-6-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid CAS 18465-38-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18465-38-8 |
| Molecular Formula | C13H13NO5 |
| Molecular Weight | 263.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1-Ethyl-7-hydroxy-6-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 18465-38-8) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C13H13NO5. Molecular weight: 263.25 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C13H13NO5 |
| Molecular Weight | 263.25 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, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1962 |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- 4-Hydroxy-6,7-dimethoxyquinoline-3-carbohydrazide (CAS 1329835-16-6)
- Methyl 4-hydroxy-5-methoxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylate (CAS 1354639-61-4)
- Ethyl 1-hydroxy-8-methoxy-2-oxo-1,2-dihydroquinoline-3-carboxylate (CAS 1561139-27-2)
- 1-[(4-Hydroxy-3,5-dimethylbenzoyl)oxy]-2,5-pyrrolidinedione (CAS 158788-56-8)
- 6-Hydroxy-1-nitropyrene (CAS 1767-28-8)
- 1-(4-Hydroxy-6,7-dimethoxyquinazolin-2-yl)guanidine (CAS 550299-59-7)
- 2-(4-Hydroxy-butyl)-1,3-dioxo-2,3-dihydro-1H-isoindole-5-carboxylic acid (CAS 351334-92-4)
- 4-(3-Hydroxy-4-oxo-3,4-dihydroquinazolin-2-yl)benzonitrile (CAS 477864-74-7)
Recommended Standards
- 1-(2,3-Dihydro-1,4-benzodioxin-5-yl)-5-oxopyrrolidine-3-carboxylic acid (CAS 1858256-71-9)
- 2-(4-Cyanophenyl)-1H-benzo[d]imidazole-5-carboxylic acid (CAS 175401-95-3)
- (5-(4-Ethoxy-3-nitrophenyl)furan-2-yl)methanol (CAS 875001-48-2)
- 3-(Aminomethyl)azetidin-3-ol (CAS 1692018-50-0)
- 5-(3-(Trifluoromethyl)phenyl)oxazol-2-amine (CAS 1260764-00-8)
- 4-amino-N-[2-(2,6-dioxo-3-piperidyl)-1,3-dioxo-isoindolin-4-yl]butanamide (CAS 2227423-28-9)
- 2-Hydroxy-7-(trifluoromethyl)quinoline (CAS 1011533-24-6)
- Morinidazole Impurity 25 (CAS CATO-C4X-219625)
- Ethyl 4-[1-(3,4-dimethoxyphenyl)-5-oxopyrrolidine-3-amido]benzoate (CAS 1291855-44-1)
- Semaglutide impurity 211 (CAS CATO-C4X-2226211)
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