申请人:Okumura Yuki
公开号:US09211350B2
公开(公告)日:2015-12-15
A compound represented by the following formula (1), or a salt thereof:
wherein R1 is a radioactive halogen substituent, 0 to 2 of A1, A2, A3 and A4 represent N, and the rest represent —(CH)— is effective as a diagnostic imaging probe targeting amyloid. A diagnostic agent for Alzheimer's disease contains a compound represented by the above formula (1) or a salt thereof. After administration to a patient, the compound and the diagnostic agent for Alzheimer's disease transfer into the patient's brain, and indicate good accumulation on amyloid deposited in the brain.
以下化合物(1)或其盐均可作为靶向淀粉样物的诊断成像探针,其中R1为放射性卤素取代基,A1、A2、A3和A4中的0至2个代表N,其余代表—(CH)—。一种治疗阿尔茨海默病的诊断剂包含上述化合物(1)或其盐。在给患者施用后,该化合物和治疗阿尔茨海默病的诊断剂会进入患者的大脑,并在大脑中沉积的淀粉样物上显示良好的积累。