1-Heterocyclic alkyl-1,2,3,4-tetrahydroquinazolinones, acid addition salts thereof, and intermediate compounds having analgesic properties. A representative quinazolinone compound is 1-[2-(1-phenyl-4-piperazinyl)-ethyl]-2-phenyl-1,2,3,4-tetrahydro-4-quinazo linone. A representative analgesic intermediate is 2-[2-(4-[1-phenyl]piperazinyl)ethylamino] bezamide.
杂环烷基-1,2,3,4-四氢
喹唑啉酮,其酸盐以及具有镇痛性质的中间化合物。代表性的
喹唑啉酮化合物是1-[2-(1-苯基-4-
哌嗪基)-乙基]-2-苯基-1,2,3,4-四氢-4-
喹唑啉酮。代表性的镇痛中间体是2-[2-(4-[1-苯基]
哌嗪基)乙基
氨基]苯甲酰胺。