[4-(2-bromo-acetylamino)-benzyl]-[2-(4-hydroxy-2-oxo-2,3-dihydro-benzothiazol-7-yl)-ethyl]-carbamic acid tert-butyl ester 、
hydroxy-di-thiophen-2-yl-acetic acid (1S,2S,4R,7R)-2-methylamino-bicyclo[2.2.1]hept-7-yl ester 在
甲酸 、
三乙胺 作用下,
以
N-甲基吡咯烷酮 为溶剂,
反应 8.18h,
生成 hydroxy-di-thiophen-2-yl-acetic acid (1S,2S,4R,7R)-2-{[(4-{[2-(4-hydroxy-2-oxo-2,3-dihydro-benzothiazol-7-yl)-ethylamino]-methyl}-phenylcarbamoyl)-methyl]-methyl-amino}-bicyclo[2.2.1]hept-7-yl ester trifluoroacetate