Process for the preparation of 2-methyl-4-(4-methylpiperazin-1-yl)-10h-thieno-2,3-b 1,5 benzodiazepine dihydrochloride trihydrate, 2-methyl-4-(4-methyl-piperazin-1-yl) -10h-thieno2,3-b 1,5 benzodiazepine dihydrochloride trihydrate, pharmaceutical compositions comprising it and its use

摘要

The invention encompasses new 2-methyl-4-(4-methylpiperazin-1--yl)-10H-thieno[2,3-b] [1,5]benzodiazepine dihydrochloride trihydrate of the formula (IB)the preparation thereof and pharmaceutical compositions comprising said new compound.