(1S,4R,5R)-2-Aza-tricyclo[3.2.1.02,4]oct-6-ene-4-carboxylic acid (1R,2S,5R)-5-methyl-2-(1-methyl-1-phenyl-ethyl)-cyclohexyl ester 在
magnesium chloride 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以55%的产率得到(1S,4S,5R)-4-Chloro-2-aza-bicyclo[3.2.1]oct-6-ene-4-carboxylic acid (1R,2S,5R)-5-methyl-2-(1-methyl-1-phenyl-ethyl)-cyclohexyl ester