(2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-2-[(3,5-dimethylphenyl)imino]-8-methoxy-2H-chromene-3-carboxamide CAS 478342-89-1
| CAS No. | 478342-89-1 |
| Molecular Formula | C32H26N4O3 |
| Molecular Weight | 514.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
(2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-2-[(3,5-dimethylphenyl)imino]-8-methoxy-2H-chromene-3-carboxamide (CAS 478342-89-1) is a high-purity analytical reference standard with the molecular formula C32H26N4O3 and a molecular weight of 514.57 g/mol.
Structurally, (2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-2-[(3,5-dimethylphenyl)imino]-8-methoxy-2H-chromene-3-carboxamide (C32H26N4O3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 22.0, corresponding to approximately 22 ring(s) or double-bond equivalent(s). With a molecular weight of 514.57 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), (2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-2-[(3,5-dimethylphenyl)imino]-8-methoxy-2H-chromene-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 | C32H26N4O3 |
| Molecular Weight | 514.57 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
Recommended Standards
- (2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-2-[(2,4-dimethylphenyl)imino]-8-methoxy-2H-chromene-3-carboxamide (CAS 478342-91-5)
- (S)-3-((2R,3S,5S)-5-Allyl-3-(benzyloxy)-4-oxotetrahydrofuran-2-yl)propane-1,2-diyl dibenzoate (CAS 871348-04-8)
- (2Z)-N-[4-(1H-1,3-Benzodiazol-2-yl)phenyl]-2-[(2,3-dimethylphenyl)imino]-8-methoxy-2H-chromene-3-carboxamide (CAS 478342-93-7)
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