10-O-methyl 8-O-(2,2,2-trichloroethyl) (1R,12S,13S,15R,20R)-12-ethyl-5,6-dimethoxy-4-methylsulfonyloxy-14-oxa-8,17-diazahexacyclo[10.7.1.01,9.02,7.013,15.017,20]icosa-2,4,6,9-tetraene-8,10-dicarboxylate 在
间氯过氧苯甲酸 作用下,
以
二氯甲烷 为溶剂,
反应 0.25h,
生成 10-O-methyl 8-O-(2,2,2-trichloroethyl) (1R,12S,13S,15R,20R)-12-ethyl-5,6-dimethoxy-4-methylsulfonyloxy-17-oxido-14-oxa-8-aza-17-azoniahexacyclo[10.7.1.01,9.02,7.013,15.017,20]icosa-2,4,6,9-tetraene-8,10-dicarboxylate