4-(3-Nitrophenyl)-2-formyl-6-methyl-1,4-dihydropyridine-3,5-dicarboxylic Acid 5-Isopropyl Ester 3-Methyl Ester CAS 75530-60-8
| CAS No. | 75530-60-8 |
| Molecular Formula | C19H20N2O7 |
| Molecular Weight | 388.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 4-(3-Nitrophenyl)-2-formyl-6-methyl-1,4-dihydropyridine-3,5-dicarboxylic Acid 5-Isopropyl Ester 3-Methyl Ester (CAS 75530-60-8), a certified reference material (molecular formula C19H20N2O7, MW 388.37 g/mol) for analytical method development and quality control.
Based on its molecular formula C19H20N2O7, 4-(3-Nitrophenyl)-2-formyl-6-methyl-1,4-dihydropyridine-3,5-dicarboxylic Acid 5-Isopropyl Ester 3-Methyl Ester contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 388.37 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C19H20N2O7 |
| Molecular Weight | 388.37 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 2 |
Related Nitrophenyl Standards
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Recommended Standards
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