Compound Q&A
How is (3beta,5beta)-20-Oxopregn-16-en-3-yl acetate (CAS: 1169-20-6) typically synthesized?
Answer
(3beta,5beta)-20-Oxopregn-16-en-3-yl acetate (CAS: 1169-20-6) can be synthesized through a series of reactions starting from progesterone. The key steps involve esterification of the hydroxyl group of progesterone with acetic anhydride in the presence of a catalyst like sulfuric acid. The yield is typically around 70-80%, and the reaction is carried out under anhydrous conditions to avoid decomposition.
About
CAS No
1169-20-6
English Name
(3beta,5beta)-20-Oxopregn-16-en-3-yl acetate
Molecular Formula
C23H34O3
Molecular Weight
358.52 g/mol
SMILES
CC(=O)C1=CCC2C1(CCC3C2CCC4C3(CCC(C4)OC(=O)C)C)C
InChIKey
YFMSIVMSEGIVCP-VLBJDTNOSA-N
Last Updated: 2026-01-13 10:36