1,2-Dihydro-3-(ethoxycarbonyl)-2-oxo-1,8-naphthyridine 5174-90-3 ethyl 2-oxo-1H-1,8-naphthyridine-3-carboxylate CAS 5174-90-3
| CAS No. | 5174-90-3 |
| Molecular Formula | C11H16N2O3 |
| Molecular Weight | 224.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1,2-Dihydro-3-(ethoxycarbonyl)-2-oxo-1,8-naphthyridine 5174-90-3 ethyl 2-oxo-1H-1,8-naphthyridine-3-carboxylate 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.
CATO supplies 1,2-Dihydro-3-(ethoxycarbonyl)-2-oxo-1,8-naphthyridine 5174-90-3 ethyl 2-oxo-1H-1,8-naphthyridine-3-carboxylate (CAS 5174-90-3), a certified reference material (molecular formula C11H16N2O3, MW 224.26 g/mol) for analytical method development and quality control.
1,2-Dihydro-3-(ethoxycarbonyl)-2-oxo-1,8-naphthyridine 5174-90-3 ethyl 2-oxo-1H-1,8-naphthyridine-3-carboxylate (C11H16N2O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1,2-Dihydro-3-(ethoxycarbonyl)-2-oxo-1,8-naphthyridine 5174-90-3 ethyl 2-oxo-1H-1,8-naphthyridine-3-carboxylate 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 | C11H16N2O3 |
| Molecular Weight | 224.26 g/mol |
| Appearance | Off-white to pale 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
Related Dihydro Standards
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Recommended Standards
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