3-[7-(6, 7-difluoro-quinolin-2-ylmethoxy)-11-methyl-10, 11-dihydro-5H-benzo [e] pyrido [2, 3-b] azepin-5-ylsulfanyl]-propionic acid ethyl ester 在
lithium hydroxide 作用下,
以
四氢呋喃 、
水 为溶剂,
以80%的产率得到(+)3-[7-(6, 7-difluoro-quinolin-2-ylmethoxy)-11-methyl-10, 11-dihydro-5H-benzo [e] pyrido [2, 3-b] azepin-5-ylsulfanyl]-propionic acid