申请人:American Home Products Corporation
公开号:US04251444A1
公开(公告)日:1981-02-17
The thiazepino-[4,3-b]-isoquinoline-1,5-diones of the formula: ##STR1## where R.sup.1 is hydrogen, alkyl of 1 to 6 carbon atoms, alkoxy of 1 to 6 carbon atoms or halo; R.sup.2 is hydrogen, alkyl of 1 to 6 carbon atoms or phenyl; and R.sup.3 is hydrogen or alkyl of 1 to 3 carbon atoms and the open ring 3-carboxy isoquinoline precursors inhibit angiotensin converting enzyme and are useful anti-hypertensive agents.
公式为:##STR1## 其中R.sup.1为氢、1至6个碳原子的烷基、1至6个碳原子的烷氧基或卤素;R.sup.2为氢、1至6个碳原子的烷基或苯基;R.sup.3为氢或1至3个碳原子的烷基,且开环3-羧基异喹啉前体能抑制血管紧张素转换酶,是有用的降压剂。