Nomenclature
CAS number: 516-59-6
(5α,20
S)-20-Hydroxypregnan-3-one; 20α-hydroxy-5α-pregnan-3-one; 20α-hydroxy-3-oxo-5α-pregnane.
C
21H
34O
2; mol wt 318.49.
C 79.19%, H 10.76%, O 10.05%.
Description and references
Prepn from funtumidine: Janot et al., Bull. Soc. Chim. Fr. 1960, 1669.
Properties
Crystals, mp 179°. [α]D +36.6° (c = 0.8 in chloroform).Derivative
Acetate.
C
23H
36O
3; mol wt 360.53.
C 76.62%, H 10.06%, O 13.31%.
Properties
Crystals from ethanol, mp 155°. [α]D +24° (c = 1.5 in chloroform).