(3Z)-3-{[(4-phenoxyphenyl)amino]methylidene}-1,3-dihydro-2-benzofuran-1-one CAS 338751-66-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338751-66-9 |
| Molecular Formula | C21H15NO3 |
| Molecular Weight | 329.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3Z)-3-{[(4-phenoxyphenyl)amino]methylidene}-1,3-dihydro-2-benzofuran-1-one (CAS 338751-66-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H15NO3. Molecular weight: 329.35 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H15NO3 |
| Molecular Weight | 329.35 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- Landiolol Impurity 25 (CAS CATO-C4X-262125)
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- methyl 4-(2-phenylethynyl)benzoate (CAS 42497-80-3)
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