申请人:Rhone-Poulenc Rorer S.A.
公开号:US05672705A1
公开(公告)日:1997-09-30
Compounds of formula (I), wherein R is an oxygen or sulphur atom or an NH or N-alk radical, and each of R.sub.1 and R.sub.2, which are the same or different, is a hydrogen or halogen atom or an alkyl, alkoxy, amino, acylamino, --NH--CO--NH--Ar,--N.dbd.CH--N(alk)alk', nitro, cyano, phenyl, imidazolyl or SO.sub.3 H radical, the preparation thereof, and drugs containing such compounds, are disclosed.
公式(I)的化合物,其中R是氧原子、硫原子或NH或N-烷基基团,而R.sub.1和R.sub.2分别是相同或不同的氢原子或卤素原子或烷基、烷氧基、氨基、酰胺基、--NH--CO--NH--Ar、--N.dbd.CH--N(烷)烷'、硝基、氰基、苯基、咪唑基或SO.sub.3 H基团,其制备方法和含有这种化合物的药物。