申请人:Technische Universitat Munchen
公开号:US10562936B2
公开(公告)日:2020-02-18
Disclosed are compound exhibiting highly active and selective binding to αvβ6 integrin, which are represented by the following general formula (I): Cyclo-(Arg-X1-Asp-X2-X3-X4-X5-X6-X7) (I) wherein the variables groups X to X have the following meanings X1: Ser, Gly, Thr, X2: Leu, lie, Nle, Val, Phe, X3: Gly, Ala, X4: Leu, He, Nle, Val, Phe, Lys, Tyr, Trp, Arg, X5: D-Pro, N-Me-D-lipophilic amino acids, X6: Pro, N-Me-amino acids, N-Me-Lys, N-Me-Lys(Ac), and X7; Ala, Leu, He, Nle, Val, Phe, Tyr, Trp or wherein the sub-sequence -X5-X6- represents a β-turn mimetic differing from the meanings above, or pharmaceutically acceptable salts, esters, solvates, polymorphs or modified forms thereof represented by the following general formula (II): (X0)n1L(X8)n2 wherein Xo represents the compound of the general formula (I) as specified above (excluding one hydrogen atom to allow bonding to the linker), L represents a linker, X8 represents the effector moiety and wherein n1 and n2 are each independently selected from the range of 1 to 5, wherein n1+n2 represents the number of valencies of the linker and is preferably in the range of from 2 to 6, more preferably 3-5, with the proviso that each of n1 and n2 is at least 1, as well as uses therefore in therapy and imaging.
所公开的化合物对 αvβ6 整合素具有高活性和选择性结合,由以下通式 (I) 表示:环-(Arg-X1-Asp-X2-X3-X4-X5-X6-X7) (I) 其中变量基团 X 至 X 的含义如下 X1:Ser, Gly, Thr, X2: Leu, lie, Nle, Val, Phe, X3: Gly, Ala, X4: Leu, He, Nle, Val, Phe, Lys, Tyr, Trp, Arg, X5: D-Pro, N-Me-D-lipophilic amino acids, X6:Pro、N-Me-氨基酸、N-Me-Lys、N-Me-Lys(Ac),以及 X7;Ala、Leu、He、Nle、Val、Phe、Tyr、Trp 或其中子序列 -X5-X6- 代表不同于上述含义的 β-匝数模拟物,或其药学上可接受的盐、酯、溶液剂、多晶型或改进型,由下式通式 (II) 代表:(X0)n1L(X8)n2其中 Xo 代表上述通式(I)的化合物(不包括一个氢原子,以便与连接体结合),L 代表连接体,X8 代表效应分子,其中 n1 和 n2 各自独立地选自 1 至 5 的范围、其中 n1+n2 代表连接体的价数,优选在 2-6 之间,更优选在 3-5 之间,但 n1 和 n2 中的每一个至少为 1,以及因此在治疗和成像中的用途。