(7S)-7-[(1-{2-[(aminosulfonyl)(methyl)amino]ethyl}pyrrolidin-2-yl)methoxy]-14-cyclohexyl-7,8-dihydro-6H-indolo[1,2-e][1,5]benzoxazocine-11-carboxylic acid 在
4-二甲氨基吡啶 、
盐酸-N-乙基-Nˊ-(3-二甲氨基丙基)碳二亚胺 作用下,
以
二氯甲烷 为溶剂,
生成 (20S)-31-cyclohexyl-10-methyl-19,22-dioxa-9-thia-1,8,10,13-tetraazahexacyclo[18.9.1.12,6.13,29.013,17.023,28]dotriaconta-2(32),3,5,23,25,27,29(31)-heptaen-7-one 9,9-dioxide 、 (20S)-31-cyclohexyl-10-methyl-19,22-dioxa-9-thia-1,8,10,13-tetraazahexacyclo[18.9.1.12,6.13,29.013,17.023,28]dotriaconta-2(32),3,5,23,25,27,29(31)-heptaen-7-one 9,9-dioxide