甲基环戊烯醇酮 、
(E)-β-acetylvinyl phenyl sulphone 、
氧化膦,2-丁烯基二苯基-,(E)- 在
正丁基锂 作用下,
生成 (1'RS,1''E,2SR,2'E,3SR)-3-<3'-(diphenylphosphinoyl)-1'-methylprop-2'-enyl>-2-methyl-2-(3''-oxobut-1''-enyl)cyclopentan-1-one 、
(1'RS,1''Z,2SR,2'E,3SR)-3-<3'-(diphenylphosphinoyl)-1'-methylprop-2'-enyl>-2-methyl-2-(3''-oxobut-1''-enyl)cyclopentan-1-one