| | Identification | Back Directory |  | [Name] 
 20α-Acetoxy-4-pregnen-3-one
 |  | [CAS] 
 5035-09-6
 |  | [Synonyms] 
 Progesterone EP IMP D
 Progesterone Impurity D
 Progesterone EP Impurity D
 Progesterone BP Impurity D
 20α-Acetoxy-4-pregnen-3-one
 20αF-acetoxy-pregn-4-en-3-one
 (20S)-3-Oxopregn-4-en-20-yl Acetate
 Progesterone Impurity 4(Progesterone EP Impurity D)
 |  | [Molecular Formula] 
 C23H34O3
 |  | [MDL Number] 
 MFCD00272007
 |  | [MOL File] 
 5035-09-6.mol
 |  | [Molecular Weight] 
 358.51
 | 
 | Chemical Properties | Back Directory |  | [Melting point ] 
 138-140 °C
 |  | [Boiling point ] 
 461.7±14.0 °C(Predicted)
 |  | [density ] 
 1.09±0.1 g/cm3(Predicted)
 |  | [InChIKey] 
 PXCKOQHPOYLYPE-LMKQXYAQSA-N
 |  | [SMILES] 
 C1(=O)C=C2[C@](C)(CC1)[C@]1([H])[C@]([H])([C@@]3([H])[C@@](CC1)(C)[C@@H]([C@@H](OC(C)=O)C)CC3)CC2
 | 
 | Hazard Information | Back Directory |  | [Uses] 
 20α-Acetoxy-4-pregnen-3-one is an impurity of Progesterone (P755900), a steroid hormone that is readily secreted by the corpus luteum. 20α-Acetoxy-4-pregnen-3-one is also an intermediate that undergoe
s selective oxidation for the synthesis of testosterone (T155000) and of 4-pregnen-20β-ol-3-one.
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