nBu3P-stabilized 1-alkenylcopper reagents undergo efficient 1,4-additions to enoates and . Thus, acids , or alcohols , were obtained in high e.e. with recovery of the auxiliary. was converted to pure (-)-pheromone , and gave bromide .
n Bu 3 P稳定的1-烯基
铜试剂经过有效的1,4-加成反应生成烯醇和。因此,酸,或醇,是在高ee值与辅助的回收获得的。转化为纯的(-)-信息素,并生成
溴化物。