CAS Number
1231-96-5
9,11-Dehydro Ethynyl Estradiol
SL Number
CSL-18705
Category
impurity
Molecular Formula
C20H22O2
Molecular Weight
294.39
Description
(17 alpha)-19-Norpregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol; 19-Nor-17 alpha-pregna-1,3,5(10),9(11)-tetraen-20-yne-3,17-diol; USP Ethinyl Estradiol Related Compound B; Ethinyl Estradiol Impurity B (EP); Ethinylestradiol EP Impurity B
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