8 - Aryl - 5,6 - 7,8 - tetra hydro pyrazolo (3,4 - b) (1,5) diazepine - 1h, 4h - 5,7 - of dihydroxydiones, and processes for their representation

摘要

8-Aryl-5,6,7,8-tetrahydropyrazolo(3,4-b)(1,4)diazepine-1H,4H-5,7-diones of the formula IMAGE I in which R1 through R5 are as defined in the specification, and medicaments containing these having an anxiolytic action.