19956-54-8 4-Methoxy-2-((E)-1-methoxy-3-phenylallylidene)cyclopent-4-ene-1,3-dione CAS 19956-54-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19956-54-8 |
| Molecular Formula | C16H14O4 |
| Molecular Weight | 270.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 19956-54-8 4-Methoxy-2-((E)-1-methoxy-3-phenylallylidene)cyclopent-4-ene-1,3-dione (CAS 19956-54-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C16H14O4. Molecular weight: 270.28 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C16H14O4 |
| Molecular Weight | 270.28 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
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Recommended Standards
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