Methyl 6-methoxy-2-oxo-1,2-dihydropyridine-4-carboxylate CAS 90222-65-4
| CAS No. | 90222-65-4 |
| Molecular Formula | C8H9NO4 |
| Molecular Weight | 183.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Methyl 6-methoxy-2-oxo-1,2-dihydropyridine-4-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.
Methyl 6-methoxy-2-oxo-1,2-dihydropyridine-4-carboxylate (CAS 90222-65-4) is a high-purity analytical reference standard with the molecular formula C8H9NO4 and a molecular weight of 183.16 g/mol.
Methyl 6-methoxy-2-oxo-1,2-dihydropyridine-4-carboxylate (C8H9NO4) 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 aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C8H9NO4 |
| Molecular Weight | 183.16 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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.) | 1982 |
| Nitrogen Atoms | 1 |
Related Methyl Standards
- 5-Methoxy-4-methyl-3-nitropyridin-2-amine (CAS 1003711-16-7)
- Methyl 4-methoxy-6-oxo-1,6-dihydropyridine-2-carboxylate (CAS 1060805-21-1)
- 2-Methoxy-4,6-dimethyl-5-nitropyrimidine (CAS 1173984-09-2)
- (2-methoxy-4-nitro-phenyl)methanol (CAS 136507-14-7)
- 3-Methoxy-1-methyl-2-oxo-1,2-dihydropyridine-4-carboxylic acid (CAS 1379202-82-0)
- (6-Methoxy-4-nitropyridin-2-yl)methanamine (CAS 1393546-78-5)
- 5-Methoxy-3-methyl-2-nitrophenol (CAS 14124-36-8)
- 4-Methoxy-1-methyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid (CAS 1506609-82-0)
Recommended Standards
- Methyl 6-amino-5-methoxypyrazine-2-carboxylate (CAS 566205-86-5)
- MIRA-1 (CAS 72835-26-8)
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- N-((2,6-dioxo-1,2,3,6-tetrahydropyrimidin-4-yl)methyl)acetamide (CAS 31777-62-5)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com