4-(4-Methoxy-phenyl)-2-methyl-1,2,3,3a,4,9b-hexahydro-chromeno[3,4-b]pyrrole-1-carboxylic acid methyl ester 、
甲基磺酰氯 在
三乙胺 作用下,
以35%的产率得到3-Methanesulfonyl-4-(4-methoxy-phenyl)-2-methyl-1,2,3,3a,4,9b-hexahydro-chromeno[3,4-b]pyrrole-1-carboxylic acid methyl ester