(17β)-4,17-Dimethyl-androsta-2,4-dieno[2,3-d]isoxazol-17-ol CAS 71507-21-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 71507-21-6 |
| Molecular Formula | C22H31NO2 |
| Molecular Weight | 341.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(17β)-4,17-Dimethyl-androsta-2,4-dieno[2,3-d]isoxazol-17-ol (CAS 71507-21-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H31NO2. Molecular weight: 341.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H31NO2 |
| Molecular Weight | 341.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 1 |
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- Semaglutide Impurity 82 (CAS CATO-C4X-222682)
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