Total synthesis of steroids of the estrone and equilenin series involving conjugate 1,4-addition of a meta-substituted benzyl organometallic reagent to a C/D bicyclic methylene ketone. An aromatization of the B-ring of .DELTA. 9(11) estrone derivatives.
酮
甾醇和赤地酮系列类
固醇的全合成,涉及到对C/D双环甲基酮进行间位取代苯甲基有机
金属试剂的共轭1,4-加成。对.DELTA.9(11)酮
甾醇衍
生物的B环芳香化。