申请人:Merrell Toraude et Compagnie
公开号:US04438270A1
公开(公告)日:1984-03-20
Novel halomethyl derivatives of .alpha.-amino acids of the following general structure: wherein Y is ClCH.sub.2, F.sub.2 CH--, F.sub.3 C--, ClCH.sub.2 --, Cl.sub.2 CH--; Z is .beta.-methylthioethyl, .beta.-thioethyl, .beta.-benzylthioethyl; S-(5'-desoxyadenosin-5'-yl)-S-methylthioethyl, .gamma.-guanidinopropyl, R.sub.a HN(CH.sub.2).sub.n -- wherein n is the integer 3 or 4 or ##STR1## wherein Y.sub.2 is F.sub.2 CH--, or F.sub.3 C--; each of R.sub.a and R.sub.b can be the same or different and is hydrogen, alkylcarbonyl wherein the alkyl moiety has from 1 to 4 carbon atoms and is straight or branched, alkoxycarbonyl wherein the alkoxy moiety has from 1 to 4 carbon atoms and is straight or branched, or ##STR2## wherein R.sub.2 is hydrogen, a straight or branched lower alkyl group of from 1 to 4 carbon atoms, benzyl or .rho.-hydroxybenzyl; R.sub.1 is hydroxy, a straight or branched alkoxy group of from 1 to 8 carbon atoms, --NR.sub.4 R.sub.5 wherein each of R.sub.4 and R.sub.5 is hydrogen or a lower alkyl group of from 1 to 4 carbon atoms, or ##STR3## wherein R.sub.3 is hydrogen, a straight or branched lower alkyl group of from 1 to 4 carbon atoms, benzyl or .rho.-hydroxybenzyl; and the lactams thereof when Z is R.sub.a HN(CH.sub.2).sub.n -- and each of R.sub.a and R.sub.b is hydrogen; with the provisos that when Z is .gamma.-guanidinopropyl or .beta.-methylthioethyl, Y is FCH.sub.2 --, F.sub.2 CH-- or F.sub.3 C--; when Z is .gamma.-guanidinopropyl, R.sub.1 is hydroxy; and when Z is .beta.-thioethyl, .beta.-benzylthioethyl, S-(5'-desoxyadenosin-5'-yl)-S-methylthioethyl ##STR4## Y and Y.sub.2 are FCH.sub.2 --, F.sub.2 CH--, or F.sub.3 C-- and are the same, each of R.sub.a and R.sub.b is hydrogen and R.sub.1 is hydroxy; and pharmaceutically acceptable salts and individual optical isomers thereof.
以下是具有以下一般结构的.alpha.-氨基酸的新型卤甲基衍生物:其中Y是ClCH.sub.2,F.sub.2 CH--,F.sub.3 C--,ClCH.sub.2 --,Cl.sub.2 CH--; Z是.beta.-甲基硫乙基,.beta.-硫乙基,.beta.-苄基硫乙基; S-(5'-去氧腺苷-5'-基)-S-甲基硫乙基,.gamma.-鸟氨酸基丙基,R.sub.a HN(CH.sub.2).sub.n --其中n是整数3或4或##STR1##其中Y.sub.2是F.sub.2 CH--或F.sub.3 C--;R.sub.a和R.sub.b中的每一个可以相同也可以不同,并且是氢,烷基羰基,其中烷基部分具有1到4个碳原子并且是直链或支链,烷氧基羰基,其中烷氧基部分具有1到4个碳原子并且是直链或支链,或##STR2##其中R.sub.2是氢,1到4个碳原子的直链或支链低烷基,苄基或.rho.-羟基苄基; R.sub.1是羟基,1到8个碳原子的直链或支链烷氧基,--NR.sub.4 R.sub.5其中R.sub.4和R.sub.5中的每一个是氢或1到4个碳原子的低烷基,或##STR3##其中R.sub.3是氢,1到4个碳原子的直链或支链低烷基,苄基或.rho.-羟基苄基;以及当Z为R.sub.a HN(CH.sub.2).sub.n --且R.sub.a和R.sub.b中的每一个都是氢时的内酰胺;条件是当Z为.gamma.-鸟氨酸基丙基或.beta.-甲基硫乙基时,Y为FCH.sub.2 --,F.sub.2 CH--或F.sub.3 C--;当Z为.gamma.-鸟氨酸基丙基时,R.sub.1为羟基;当Z为.beta.-硫乙基,.beta.-苄基硫乙基,S-(5'-去氧腺苷-5'-基)-S-甲基硫乙基##STR4##时,Y和Y.sub.2均为FCH.sub.2 --,F.sub.2 CH--或F.sub.3 C--并且相同,R.sub.a和R.sub.b中的每一个均为氢且R.sub.1为羟基;以及其药学上可接受的盐和个别光学异构体。