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.
以下通式的化合物对于镰状细胞贫血的治疗是有用的:##STR1## 其中R和R.sub.1分别为氢、氯、氟、溴、三氟甲基、羟基、1至4个碳原子的低级烷氧基或1至4个碳原子的直链或支链低级烷基;R.sub.2为氢或1至4个碳原子的直链或支链低级烷基;R.sub.3为氢或1至4个碳原子的直链或支链低级烷基,或当R.sub.2为氢时,R.sub.3为.beta.,.beta.,.beta.-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、哌啶、吗啉和N-(低级)烷基哌嗪中选择的单环杂环基;Z为##STR2## 其中R.sub.4为氢或1至4个碳原子的低级烷基,R.sub.5为羟基或烷基羰氧基,其中烷基部分具有1至4个碳原子;m和m'均为1或2的整数;n为2至6的整数;p为1至3的整数;q为0至2的整数;或其药学上可接受的酸加盐和个别光学异构体。