| abstract |
PURPOSE: Benzodiazepin derivs. I (at least one of R 1-3 is lower alkyl and the other is H;R 4 is H or lower alkyl;the ring A may be substd. by halogen, nitro or CF 3 ;the ring B may be substd. by halogen, nitro, CF 3 , lower alkyl or lower alkoxy), e.g. 3-chloro-1-methyl-6-phenyl-4H-pyrrolo [1,2-α] [1,4] benzodiazepin. n COPYRIGHT: (C)1978,JPO&Japio |