19-NOR-4-PREGNEN-21-OL-3, 20-DIONE CAS 4682-70-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4682-70-6 |
| Molecular Formula | C20H28O3 |
| Molecular Weight | 316.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
19-NOR-4-PREGNEN-21-OL-3, 20-DIONE (CAS 4682-70-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C20H28O3. Molecular weight: 316.43 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C20H28O3 |
| Molecular Weight | 316.43 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.) | 1958 |
Related NOR Standards
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