N-(4-Methoxyphenyl)-3-phenylpropenaldimine 、 3-Methyl-butyric acid (1S,2R,4R)-1-[(diisopropylsulfamoyl)-methyl]-7,7-dimethyl-bicyclo[2.2.1]hept-2-yl ester 在
lithium diisopropyl amide 作用下,
以
四氢呋喃 为溶剂,
反应 1.5h,
生成
(3R,4S)-3-Isopropyl-1-(4-methoxy-phenyl)-4-((E)-styryl)-azetidin-2-one