| 摘要 |
There is provided imidazodiazepines of the formula <IMAGE> 1 wherein A together with the two carbon atoms denoted as alpha and beta is the group <IMAGE> X is an oxygen or sulphur atom and R1 is hydrogen or lower alkyl, and either R2 is hydrogen, trifluoromethyl, halogen, cyano or nitro and R3 is hydrogen or R2 is hydrogen and R3 is trifluoromethyl, halogen, cyano, nitro or lower alkyl, and their pharmaceutically acceptable acid addition salts. The compounds are useful in the antagonization of the central-depressant, muscle relaxant, ataxic, blood pressure-lowering and respiratory-depressant properties of 1,4-benzodiazepines which have tranquillizing activity, for example as antidotes in the case of intoxications with 1,4-benzodiazepines which have tranquillizing activity. Also presented are methods to produce the above imidazodiazepines. |
