A fluorinated 2-arylbenzo heterocyclic compound with high affinity to Aβ plaques and containing a chiral side chain substituent, has a general formula (I) as follows:
wherein X is N; Y is S or O; Z is N or CH; R
1
is a 5 or 6-substituent and is
F is
19
F or
18
F; R
2
is NHCH
3
or N(CH
3
)
2
. The compound of the present invention has high affinity to Aβ plaques and can be used to make appropriate radioactive nuclide labeling probes for early diagnosis of AD.
一种含有手性侧链取代基的
氟代2-芳基苯并
杂环化合物,对Aβ斑块具有高亲和力,其一般
化学式(I)如下:其中X为N;Y为S或O;Z为N或CH;R1为5或6-取代基,F为19F或18F;R2为NH 或N(
CH3)2。本发明的化合物对Aβ斑块具有高亲和力,可用于制备适当的放射性核素标记探针,用于早期诊断阿尔茨海默病。