2-Chloro-2-phenylselanyl-propionic acid (1R,2S,5R)-2-isopropyl-5-methyl-cyclohexyl ester 、
N-[2-(3,4-Dimethoxy-phenyl)-ethyl]-C-((1S,4R)-7,7-dimethyl-2-oxo-bicyclo[2.2.1]hept-1-yl)-methanesulfonamide 在
四氯化锡 作用下,
以
二氯甲烷 为溶剂,
以62%的产率得到2-((1S,4R)-7,7-Dimethyl-2-oxo-bicyclo[2.2.1]hept-1-ylmethanesulfonyl)-6,7-dimethoxy-1-methyl-1,2,3,4-tetrahydro-isoquinoline-1-carboxylic acid (1R,2S,5R)-2-isopropyl-5-methyl-cyclohexyl ester