申请人:Sandoz, Inc.
公开号:US04329349A1
公开(公告)日:1982-05-11
Compounds of the formula ##STR1## and pharmaceutically acceptable acid addition salts thereof, wherein R.sub.1 is C.sub.1-4 alkyl, R.sub.2 is hydrogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, halo, trifluoromethyl, C.sub.1-4 alkylthio or --NR.sub.5 R.sub.6, wherein each of R.sub.5 and R.sub.6 is independently hydrogen or C.sub.1-3 alkyl, R.sub.3 is hydrogen, C.sub.1-3 alkyl, C.sub.1-3 alkoxy, halo or trifluoromethyl, and R.sub.4 is hydrogen, C.sub.1-3 alkyl, C.sub.1-3 alkoxy or halo, their use as muscle relaxants and as anti-inflammatory agents, pharmaceutical compositions comprising them, processes for their synthesis and compounds of the formulae ##STR2## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are as defined above, useful as intermediates in their synthesis.
公式##STR1##的化合物及其药用可接受的酸盐,其中R.sub.1是C.sub.1-4烷基,R.sub.2是氢,C.sub.1-4烷基,C.sub.1-4烷氧基,卤素,三氟甲基,C.sub.1-4烷基硫氧基或--NR.sub.5 R.sub.6,其中每个R.sub.5和R.sub.6独立地为氢或C.sub.1-3烷基,R.sub.3是氢,C.sub.1-3烷基,C.sub.1-3烷氧基,卤素或三氟甲基,R.sub.4是氢,C.sub.1-3烷基,C.sub.1-3烷氧基或卤素,它们用作肌肉松弛剂和抗炎药,包括它们的制药组合物,它们的合成过程以及公式##STR2##的化合物,其中R.sub.1,R.sub.2,R.sub.3和R.sub.4如上定义,用作其合成中间体。