7-[4-(2-butoxyethoxy)phenyl]-1-isobutyl-N-[4-[[2-(methoxymethoxy)benzyl]sulfinyl]phenyl]-2,3-dihydro-1-benzazepine-4-carboxamide 、 ethyl acetate hydrochloride 、
碳酸氢钠 在
乙酸乙酯 、 silica gel 、
7-[4-(2-butoxyethoxy)phenyl]-N-[4-[(2-hydroxybenzyl)sulfinyl]phenyl]-1-isobutyl-2,3-dihydro-1-benzazepine-4-carboxamide 作用下,
以
甲醇 为溶剂,
反应 0.25h,
以to give 7-[4-(2-butoxyethoxy)phenyl]-N-[4-[(2-hydroxybenzyl)sulfinyl]phenyl]-1-isobutyl-2,3-dihydro-1-benzazepine-4-carboxamide (Compound 221) (0.30 g)的产率得到7-[4-(2-butoxyethoxy)phenyl]-N-[4-[(2-hydroxybenzyl)sulfinyl]phenyl]-1-isobutyl-2,3-dihydro-1-benzazepine-4-carboxamide