5-substituted 7,8-dioxygenated-2-acyltetrahydroisoquino-lines 10 and 2-acyl-1,2,3,4-tetrahydro-1,2-benzothiazine-1,1-diones 12 has been obtained by the reaction of N-acyl-2-phenylethylamines with aldehydes or chlorosulfonic acid as a result of an electrophilic hydroxyalkylation and chlorosulfonation of the aromatic ring.
摘要 1-取代-5, 1,5-取代 7,8-二氧化-2-酰基
四氢异喹啉 10 和 2-酰基-1,2,3,4-四氢-1,2-苯并
噻嗪-1,1-二酮由于芳香环的亲电羟烷基化和
氯磺化作用,N-酰基-
2-苯乙胺与醛或
氯磺酸反应得到12。