(17alpha)-19-Norpregn-5-en-17-ol (Bolenol) CAS 16915-78-9
| CAS No. | 16915-78-9 |
| Molecular Formula | C20H32O |
| Molecular Weight | 288.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 288.47 g/mol gives (17alpha)-19-Norpregn-5-en-17-ol (Bolenol) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(17alpha)-19-Norpregn-5-en-17-ol (Bolenol) (CAS 16915-78-9) is a high-purity analytical reference standard with the molecular formula C20H32O and a molecular weight of 288.47 g/mol.
Structurally, (17alpha)-19-Norpregn-5-en-17-ol (Bolenol) (C20H32O) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 288.47 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (17alpha)-19-Norpregn-5-en-17-ol (Bolenol) 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.
Physical & Chemical Properties
| Molecular Formula | C20H32O |
| Molecular Weight | 288.47 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 | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
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