(3R,4R)-3-[4-(Tetrahydro-pyran-2-yloxy)-benzoylamino]-4-[4-(tetrahydro-pyran-2-yloxy)-benzoyloxy]-azepane-1-carboxylic acid tert-butyl ester 、
盐酸 在
1H-氮杂卓 、
乙醚 、
水 作用下,
以
乙二醇二甲醚 、
异丙醇 为溶剂,
反应 24.0h,
以66.4 g (95% yield) 4-Hydroxy-benzoic acid (3R,4R)-3-(4-hydroxy-benzoylamino)-azepan-4-yl ester hydrochloride (1:1) was obtained as a white powder的产率得到4-Hydroxy-benzoic acid (3R,4R)-3-(4-hydroxy-benzoylamino)-azepan-4-yl ester hydrochloride