C20H24O2
Neat
296.40
+5°C
Room Temperature
Norethisterone Imp. A (EP), 17-Hydroxy-19-nor-17alpha-pregna-4, 6-dien-20-yn-3-one, 6, 7-Didehydronorethisterone and Norethisterone Impurity A
C[C@]12CC[C@@H]3[C@H]4CCC(=O)C=C4C=C[C@H]3[C@@H]1CC[C@@]2(O)C#C
(17beta)-17-ethynyl-17-hydroxyestra-4 and 6-dien-3-one