申请人:Richardson-Merrell Inc.
公开号:US04060630A1
公开(公告)日:1977-11-29
Compounds of the following general formula are useful in the treatment of sickle cell anemia: ##STR1## WHEREIN EACH OF R and R.sub.1 is hydrogen, chlorine, fluorine, bromine, trifluoromethyl, hydroxy, a lower alkoxy group of from 1 to 4 carbon atoms or a straight or branched lower alkyl group of from 1 to 4 carbon atoms; R.sub.2 is hydrogen or a straight or branched lower alkyl group of from 1 to 4 carbon atoms; R.sub.3 is hydrogen or a straight or branched lower alkyl group of from 1 to 4 carbon atoms, or when R.sub.2 is hydrogen, R.sub.3 is .beta.,.beta.,.beta.-trichloroethoxycarbonyl, benzyloxycarbonyl, p-methoxybenzyloxycarbonyl, p-nitrobenzyloxycarbonyl or tert-butoxycarbonyl; or NR.sub.2 R.sub.3 taken together form a monocyclic heterocyclic group selected from the group consisting of pyrrolidino, piperidino, morpholino, and N-(lower)alkylpiperazino; Z is ##STR2## wherein R.sub.4 is hydrogen or lower alkyl of from 1 to 4 carbon atoms, and R.sub.5 is hydroxy or alkylcarbonyloxy wherein the alkyl moiety has from 1 to 4 carbon atoms; each of m and m' is the integer 1 or 2; n is an integer of from 2 to 6; p is an integer of from 1 to 3; and q is an integer of from zero to 2; or pharmaceutically acceptable acid addition salts and individual optical isomers thereof.
以下一般式化合物在镰状细胞贫血治疗中很有用:##STR1## 其中R和R.sub.1中的每一个是氢、氯、氟、溴、三氟甲基、羟基、由1至4个碳原子组成的较低烷氧基团或由1至4个碳原子组成的直链或支链较低烷基基团;R.sub.2是氢或由1至4个碳原子组成的直链或支链较低烷基基团;R.sub.3是氢或由1至4个碳原子组成的直链或支链较低烷基基团,或当R.sub.2是氢时,R.sub.3是β,β,β-三氯乙氧羰基、苄氧羰基、对甲氧基苄氧羰基、对硝基苄氧羰基或叔丁氧羰基;或NR.sub.2 R.sub.3一起形成从吡咯烷基、哌啶基、吗啉基和N-(较低)烷基哌嗪基中选择的单环杂环基团;Z是##STR2## 其中R.sub.4是氢或由1至4个碳原子组成的较低烷基,R.sub.5是羟基或烷基羰氧基,其中烷基部分由1至4个碳原子组成;m和m'中的每一个是整数1或2;n是从2到6的整数;p是从1到3的整数;q是从零到2的整数;或其药学上可接受的酸盐和各自的光学异构体。