encyclopedia of medical concepts
ψ
anordiol
under Norandrostanes
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Norandrostanes
Definition
: Androstanes in which ring contractions have occurred or which are lacking carbon-18. Compounds with any degree of unsaturation are included. Androstanes which are lacking carbon-19 are ESTRANES.
Substance
CAS Registry & name
Categories
Source
Drugs
*
anordiol [ 2,17,diethynyl-2,17-dihydroxy-A-norandrostane,A-norandrostane-2 alpha,17 alpha-diethynyl-2 beta,17 beta-diol,AF 45,AF-45,H 241,H241,anordiol, (2beta,17alpha)-isomer,anordiol, (2beta,5alpha,17alpha)-isomer,anordiol, (5alpha,17alpha)-isomer ]
RN given refers to (2alpha,5alpha,17alpha)-isomer
1045-30-3 (2 alpha,5 alpha,17 alpha)-
2-
ethynyl-
A-
norpregn-
20-
yne-
2,17-
diol
*Norandrostanes
Pharma Action
Contraceptives, Postcoital
Contraception 1979;20(6):549