(3S,5S,8R,9S,10S,13S,14S,17S)-17-(1-hydroxyethyl)-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-3-ol CAS 38270-91-6
| CAS No. | 38270-91-6 |
| Molecular Formula | C21H36O2 |
| Molecular Weight | 320.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (3S,5S,8R,9S,10S,13S,14S,17S)-17-(1-hydroxyethyl)-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-3-ol meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
CATO supplies (3S,5S,8R,9S,10S,13S,14S,17S)-17-(1-hydroxyethyl)-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-3-ol (CAS 38270-91-6), a certified reference material (molecular formula C21H36O2, MW 320.51 g/mol) for analytical method development and quality control.
Structurally, (3S,5S,8R,9S,10S,13S,14S,17S)-17-(1-hydroxyethyl)-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-3-ol (C21H36O2) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 320.51 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C21H36O2 |
| Molecular Weight | 320.51 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
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