(3β,5α)-3-(Acetyloxy)-pregn-16-en-20-one CAS 1169-20-6
| CAS No. | 1169-20-6 |
| Molecular Formula | C23H34O3 |
| Molecular Weight | 358.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (3β,5α)-3-(Acetyloxy)-pregn-16-en-20-one.
(3β,5α)-3-(Acetyloxy)-pregn-16-en-20-one (CAS 1169-20-6) is a high-purity analytical reference standard with the molecular formula C23H34O3 and a molecular weight of 358.51 g/mol.
Structurally, (3β,5α)-3-(Acetyloxy)-pregn-16-en-20-one (C23H34O3) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 358.51 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.
CATO manufactures (3β,5α)-3-(Acetyloxy)-pregn-16-en-20-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C23H34O3 |
| Molecular Weight | 358.51 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.) | 1957 |
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