Estriol Impurity N1 CAS 58001-91-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 58001-91-5 |
| Molecular Formula | C18H24O4 |
| Molecular Weight | 304.38 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Estriol Impurity N1 (CAS 58001-91-5) pharmacopoeial impurity standards reference standard. Molecular formula: C18H24O4. Molecular weight: 304.38 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C18H24O4 |
| Molecular Weight | 304.38 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
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