The present invention relates to an industrial process for the preparation of (5S,10S)-10-benzyl-16-methyl-11,14,18-trioxo-15,17,19-trioxa-2,7,8-trithia-12-azahenicosan-5-aminium (E)-3-carboxyacrylate salt of following formula (I): wherein X is fumarate. This process comprises the following successive key steps: a kinetic resolution, formation of disulfide compound, peptide coupling, and anion exchange reaction to obtain the desired product of formula (I).
本发明涉及一种制备下式(I)的(5S,10S)-10-苄基-16-甲基-11,14,18-三氧代-15,17,19-三氧杂-2,7,8-三
硫杂-12-氮杂
蒽-5-
氨基(E)-3-羧基
丙烯酸酯盐的工业工艺:其中 X 为
富马酸盐。该工艺包括以下连续的关键步骤:动力学解析、二
硫化物的形成、肽偶联和阴离子交换反应,以获得所需的式 (I) 产物。