反应详情

2,3,4,5-Tetrahydro-1,4-benzothiazepine (4.8 g), triethylamine (5.9 g) and bromoacetyl chloride (5.5 g) were reacted in the same manner as in Experimental Example 1 to give 4-bromoacetyl-2,3,4,5-tetrahydro-1,4-benzothiazepine (3.5 g).