N-[(1E)-[(Benzyloxy)imino]methyl]-4-methoxy-2-phenoxypyridine-3-carboxamide CAS 478262-41-8
| CAS No. | 478262-41-8 |
| Molecular Formula | C21H19N3O4 |
| Molecular Weight | 377.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including N-[(1E)-[(Benzyloxy)imino]methyl]-4-methoxy-2-phenoxypyridine-3-carboxamide.
N-[(1E)-[(Benzyloxy)imino]methyl]-4-methoxy-2-phenoxypyridine-3-carboxamide (CAS 478262-41-8) is a high-purity analytical reference standard with the molecular formula C21H19N3O4 and a molecular weight of 377.39 g/mol.
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, N-[(1E)-[(Benzyloxy)imino]methyl]-4-methoxy-2-phenoxypyridine-3-carboxamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 377.39 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-[(1E)-[(Benzyloxy)imino]methyl]-4-methoxy-2-phenoxypyridine-3-carboxamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C21H19N3O4 |
| Molecular Weight | 377.39 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
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