Ethinylestradiol -19-Nor-17a-pregna-1,3,5(10)-trien-20-yne-3,17-diol; (17α)-19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol; 17α-Ethynylestradiol; Amenoron;Eticylol; Eticyclin; Etivex; Feminone; Gynolett; Kolpolyn; Lynoral, Oradiol; Orestralyn; Primogyn; Ethynyl Estradiol (USP) ;
Ethinylestradiol EP Impurity B - 19-Nor-17α-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol ; (17a)-19-Norpregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol;
Ethinylestradiol EP Impurity C - 3-hydroxyestra-1,3,5(10)-trien-17-one ; Estrone ; 1,3,5(10)-Estratrien-3-ol-17-one;
Ethinylestradiol EP Impurity F - 19-nor-17alpha-pregna-1,3,5(10)-trien-20-yne-3,6beta,17-triol ; 6beta-Hydroxy-ethinylestradiol;
Ethinylestradiol EP Impurity H - 3,17-dihydroxy-19-nor-17α-pregna-1,3,5(10)-trien-20-yn16-one (16-oxo-ethinylestradiol);
Ethinylestradiol EP Impurity I - 19-nor-17a-pregna-1,3,5(10),6-tetraen-20-yne-3,17-diol ; 6,7-Dehydro Ethynyl Estradiol ;
Ethinylestradiol EP Impurity K - 4-methyl-19-nor-17a-pregna-1,3,5(10)-trien-20-yne-3,17-diol ; 4-methyl-ethinylestradiol ;