申请人:Okumura Yuki
公开号:US20140121377A1
公开(公告)日:2014-05-01
A compound represented by the following formula (1), or a salt thereof:
wherein R
1
is a radioactive halogen substituent, 0 to 2 of A
1
, A
2
, A
3
and A
4
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.
由以下公式(1)表示的化合物,或其盐:其中R1是放射性卤素取代基,A1、A2、A3和A4中的0至2个代表N,其余代表—(CH)—,作为靶向淀粉样物的诊断成像探针具有有效性。 一种用于阿尔茨海默病的诊断试剂包含上述公式(1)表示的化合物或其盐。 在向患者施用后,该化合物和用于阿尔茨海默病的诊断试剂转移到患者的大脑,并显示在大脑中沉积的淀粉上有良好的积累。