Ethyl 2-methyl-6-oxo-4-(3-phenoxyphenyl)-1,4,5,6-tetrahydropyridine-3-carboxylate CAS 294853-71-7
| CAS No. | 294853-71-7 |
| Molecular Formula | C21H21NO4 |
| Molecular Weight | 351.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Ethyl 2-methyl-6-oxo-4-(3-phenoxyphenyl)-1,4,5,6-tetrahydropyridine-3-carboxylate is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Ethyl 2-methyl-6-oxo-4-(3-phenoxyphenyl)-1,4,5,6-tetrahydropyridine-3-carboxylate (CAS 294853-71-7) is a high-purity analytical reference standard with the molecular formula C21H21NO4 and a molecular weight of 351.40 g/mol.
The molecular framework of Ethyl 2-methyl-6-oxo-4-(3-phenoxyphenyl)-1,4,5,6-tetrahydropyridine-3-carboxylate (C21H21NO4) is characterized by a flavonoid core, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 Ethyl 2-methyl-6-oxo-4-(3-phenoxyphenyl)-1,4,5,6-tetrahydropyridine-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 | C21H21NO4 |
| Molecular Weight | 351.40 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Recommended Standards
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Why CATO?
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