4-(2-Bromophenyl)-6-methyl-2-(1-piperazinyl)thieno(2,3-d)pyrimidine monohydrochloride 99487-28-2 Thieno(2,3-d)pyrimidine, 4-(2-bromophenyl)-6-methyl-2-(1-piperazinyl)-, monohydrochloride