[EN] SPECT IMAGING AGENTS OF AMYLOID PLAQUES<br/>[FR] AGENTS POUR L'IMAGERIE SPECT DES PLAQUES AMYLOÏDES
申请人:BAYER PHARMA AG
公开号:WO2011110511A1
公开(公告)日:2011-09-15
The invention relates to novel iodine -radiolabeled compounds useful for diagnosing Alzheimer's desease, to respective novel precursors for the synthesis of such compounds, and to the process of manufacturing said imaging agent of the following Formula (I), wherein Q is a six membered aromatic ring, either carbocycle or heterocycle with one N- atom, wherein X1, X2, X3, X4 and X5 are independently selected from N or C, and wherein zero or one of X1 ( X2, X3, X4 or X5 is N and the remaining ones are C; A is either Sn(alkyl)3, I, l-123, l-124, l-125, l-131, Br; wherein alkyl comprises methyl, ethyl, propyl, butyl, pentyl and hexyl, Y is C or N; with the proviso that if X1 ( X2, X3, X4 or X5 has the meaning of N, substitution by A in that position is excluded; or a pharmaceutically acceptable salt thereof.
该发明涉及用于诊断阿尔茨海默病的新型碘-放射标记化合物,用于合成这些化合物的相应新型前体,以及制造以下式(I)成像剂的过程,其中Q是一个六元芳香环,可以是碳环或含有一个N原子的杂环,其中X1、X2、X3、X4和X5分别独立地选自N或C,其中X1(X2、X3、X4或X5中的零个或一个是N,其余的是C;A可以是Sn(烷基)3、I、I-123、I-124、I-125、I-131、Br;其中烷基包括甲基、乙基、丙基、丁基、戊基和己基,Y是C或N;但如果X1(X2、X3、X4或X5具有N的含义,则在该位置进行A的取代是被排除的;或其药学上可接受的盐。