申请人:Merck Patent Gesellschaft mit beschrankter Haftung
公开号:US04666888A1
公开(公告)日:1987-05-19
New diamino acid derivatives of the formula I X--Z--NH--CH(CH.sub.2 R.sup.1)--CH(NH.sub.2)--CH.sub.2 --CO--E--G--Y I wherein X is H, R.sup.2 --O--C.sub.n H.sub.2n --CO--, R.sup.2 --C.sub.n H.sub.2n --O--CO--, R.sup.2 --C.sub.2n --CO--, R.sup.2 --SO.sub.2, (R.sup.2 --C.sub.n H.sub.2n)--L(R.sup.2 --C.sub.r H.sub.2r)--C.sub.t H.sub.2t --CO--, H--(NHCH.sub.2 CH.sub.2).sub.n --NH--CH.sub.2 CO-- or 9-fluorenyl--C.sub.n H.sub.2n --O--CO--, Z is 0 to 4 amino acid radicals, bonded to one another in a peptide-like manner, selected from the group consisting of Abu, Ada, Ala, Arg, Dab, Gly, His, Ile, Leu, tert.-Leu, Lys, Met, Nbg, Nle, N--Me--His, N--Me--Phe, Orn, Phe, Pro, Ser, Thr, Tic, Trp, Tyr and Val, R.sup.1 is H, A, cycloalkyl with 3-7 C atoms, Ar or C.sub.p H.sub.2p --W, E is absent or is Ala, Gly, Ile, Leu, tert.-Leu, Met, Ser, Thr or Val, G is absent or is His, Phe, Trp, Tyr or --NH--CH(CH.sub.2 R.sup.1)--CH(NH.sub.2)--CH.sub.2 CO--, Y is --O--C.sub.m H.sub.2m --R.sup.3, --NH--C.sub.m H.sub.2m --R.sup.3, --NH--C.sub.m H.sub.2m-1 (R.sup.3).sub.2 or NA.sub.2, R.sup.2 is A, cycloalkyl with 3-7 C atoms, benzyl or Ar, L is CH or N, R.sup.3 is H, A, cycloalkyl with 3-7 C atoms, Ar, pyridyl, imidazolyl, piperidyl, N-benzyl-piperidyl or piperazinyl, W is OH, NH.sub.2, OA, NHA or NA.sub.2, A is alkyl with 1-6 C atoms, Ar is unsubstituted phenyl, phenyl which is mono- or poly-substituted by A, AO, F, Cl, Br, I, CF.sub.3 and/or NH.sub.2, or unsubstituted naphthyl and m, n, p, r and t are each 0, 1, 2, 3, 4 or 5, and salts thereof, inhibit the activity of human plasma renin.
公式I中的新二氨基酸衍生物为X-Z-NH-CH(CH2R1)-CH(NH2)-CH2-CO-E-G-Y,其中X为H,R2-O-CnH2n-CO-,R2-CnH2n-O-CO-,R2-C2n-CO-,R2-SO2,(R2-CnH2n)-L(R2-CrH2r)-CtH2t-CO-,H-(NHCH2CH2)n-NH-CH2CO-或9-芴基-CnH2n-O-CO-,Z为0到4个氨基酸基团,以肽类方式相互连接,从Abu,Ada,Ala,Arg,Dab,Gly,His,Ile,Leu,tert.-Leu,Lys,Met,Nbg,Nle,N-Me-His,N-Me-Phe,Orn,Phe,Pro,Ser,Thr,Tic,Trp,Tyr和Val中选择,R1为H,A,具有3-7个C原子的环烷基,Ar或CpH2p-W,E不存在或为Ala,Gly,Ile,Leu,tert.-Leu,Met,Ser,Thr或Val,G不存在或为His,Phe,Trp,Tyr或-NH-CH(CH2R1)-CH(NH2)-CH2CO-,Y为-O-CmH2m-R3,-NH-CmH2m-R3,-NH-CmH2m-1(R3)2或NA2,R2为A,具有3-7个C原子的环烷基,苄基或Ar,L为CH或N,R3为H,A,具有3-7个C原子的环烷基,Ar,吡啶基,咪唑基,哌啶基,N-苄基哌啶基或哌嗪基,W为OH,NH2,OA,NHA或NA2,A为具有1-6个C原子的烷基,Ar为未取代的苯基,被A,AO,F,Cl,Br,I,CF3和/或NH2单独或多重取代的苯基,或未取代的萘基,m,n,p,r和t分别为0,1,2,3,4或5,以及其盐,抑制人血浆肾素的活性。