申请人:Boehringer Ingelheim KG
公开号:US04581367A1
公开(公告)日:1986-04-08
Compounds of the formula wherein Het is a heterocycle; n is an integer from 1 to 4, inclusive, preferably 2 or 3; R.sub.1 is H or acyl; R.sub.2 is H, R.sub.1 O, --NHSO.sub.2 R.sub.7, --NHCOR.sub.8, --NHCONHR.sub.8, --NH--CH.sub.2 --C.sub.6 H.sub.4 --R.sub.9, --CH.sub.2 OH, --CH.sub.2 SO.sub.2 R.sub.7, --CONHR.sub.8, halogen or --CN; R.sub.3 is H, halogen, R.sub.7 or --OR.sub.7 ; or R.sub.2 and R.sub.3, together with each other, are ##STR1## N.sub.4 is H, --CH.sub.3 or --C.sub.2 H.sub.5 ; R.sub.5 and R.sub.6 are each H or --CH.sub.3 ; R.sub.7 is C.sub.1 -C.sub.4 alkyl; R.sub.8 is H or C.sub.1 -C.sub.4 alkyl; and R.sub.9 is H, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy optionally interrupted by oxygen; and non-toxic, pharmacologically acceptable acid addition salts thereof. The compounds as well as the salts are useful as bronchospasmolytics, spasmolytics, muscle-relaxants, antiallergics and hypotensives.
该公式的化合物,其中Het是杂环;n是1到4之间的整数,包括2或3;R.sub.1是H或酰基;R.sub.2是H,R.sub.1 O,--NHSO.sub.2 R.sub.7,--NHCOR.sub.8,--NHCONHR.sub.8,--NH--CH.sub.2 --C.sub.6 H.sub.4 --R.sub.9,--CH.sub.2 OH,--CH.sub.2 SO.sub.2 R.sub.7,--CONHR.sub.8,卤素或--CN;R.sub.3是H,卤素,R.sub.7或--OR.sub.7;或R.sub.2和R.sub.3彼此结合,形成##STR1##;N.sub.4是H,--CH.sub.3或--C.sub.2 H.sub.5;R.sub.5和R.sub.6分别是H或--CH.sub.3;R.sub.7是C.sub.1-C.sub.4烷基;R.sub.8是H或C.sub.1-C.sub.4烷基;R.sub.9是H,C.sub.1-C.sub.4烷基或C.sub.1-C.sub.4烷氧基,可选地由氧中断;以及其非毒性、药理学上可接受的酸盐。这些化合物和盐对于支气管痉挛、痉挛、肌肉松弛剂、抗过敏剂和降压剂有用。