8-Methoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid 8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 35975-69-0 CAS 35975-69-0
| CAS No. | 35975-69-0 |
| Molecular Formula | C11H9NO4 |
| Molecular Weight | 219.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 8-Methoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid 8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 35975-69-0 is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
8-Methoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid 8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 35975-69-0 (CAS 35975-69-0) is a high-purity analytical reference standard with the molecular formula C11H9NO4 and a molecular weight of 219.19 g/mol.
Based on its molecular formula C11H9NO4, 8-Methoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid 8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 35975-69-0 contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 219.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 8-Methoxy-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid 8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 35975-69-0 under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H9NO4 |
| Molecular Weight | 219.19 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.) | 1967 |
| Nitrogen Atoms | 1 |
Related Methoxy Standards
- 2-(4-Methoxy-3-indolyl)-2-oxoacetic Acid (CAS 1154742-60-5)
- 2-Methoxy-6-oxazol-2-yl-benzoic acid (CAS 1230453-58-3)
- 6-Methoxy-2-oxo-1,2-dihydroquinoline-3-carboxylicacid (CAS 154386-35-3)
- 8-Methoxy-2-oxo-2H-chromene-3-carboxamide (CAS 1728-88-7)
- 3-(2-Methoxy-phenyl)-isoxazole-5-carboxylic acid (CAS 885273-84-7)
- 6-Methoxy-2-oxo-1,2-dihydroquinoline-3-carboxylic acid (CAS 848824-88-4)
- 6-Methoxy-4-oxo-1,4-dihydroquinoline-2-carboxylic acid (CAS 52980-06-0)
- 6-methoxy-4-oxo-1,4-dihydroquinoline-7-carboxylic acid (CAS 947763-44-2)
Recommended Standards
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- 2,6-Dimethyl-4-oxo-1,4-dihydropyrimidine-5-carbaldehyde (CAS 101861-00-1)
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