申请人:Sandoz Ltd.
公开号:US04086353A1
公开(公告)日:1978-04-25
The present invention provides compounds of formula I, ##STR1## wherein R.sub.1 is hydrogen or alkyl of 1 to 4 carbon atoms in position 1 or 2 of the indazole nucleus, R.sub.2 is hydrogen, halogen, trifluoromethyl, hydroxy or alkyl, alkylthio or alkoxy of 1 to 4 carbon atoms, or a group of formula II, ##STR2## wherein X is oxygen or sulphur, R.sub.3 is hydrogen, halogen, trifluoromethyl, hydroxy or alkyl, alkylthio or alkoxy of 1 to 4 carbon atoms, and R.sub.4 is hydrogen or a group of formula II, as defined above, with the proviso that one of R.sub.2 and R.sub.4 is a group of formula II and the other is other than a group of formula II, useful as myotonolytics and anti-hypertensives.
本发明提供了式I的化合物,其中R.sub.1是氢或1至4个碳原子的烷基,在吲哚唑核的1或2位置,R.sub.2是氢、卤素、三氟甲基、羟基或1至4个碳原子的烷基、烷基硫醚或烷氧基,或式II的基团,其中X是氧或硫,R.sub.3是氢、卤素、三氟甲基、羟基或1至4个碳原子的烷基、烷基硫醚或烷氧基,R.sub.4是氢或上述定义的式II的基团,但R.sub.2和R.sub.4中的一个是式II的基团,另一个不是式II的基团,可用作肌松和降压药。