CAS Number
Norethindrone-d7 (Major)
SL Number
CSL-78673
Category
impurity
Molecular Formula
C20H19D7O2
Molecular Weight
305.46
Description
(17alpha)-17-Hydroxy-19-norpregn-4-en-20-yn-3-one; 19-Nor-17alpha− -ethynyl-4-androsten-17beta-ol-3-one-d7; 17alpha-Ethynyl-19-nortestosterone-d7; 19-Norethisterone-d7; Levonorgestrel Impurity U (EP)-d7
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