A compound effective as a probe targeting amyloid for image diagnosis and a reagent comprising the compound for detecting amyloid deposited on a biological tissue are provided. Provided are a compound represented by the following formula (1):
wherein R1, R2 and R3 independently represent a group selected from the group consisting of a hydrogen, hydroxyl group, alkyl substituent with 1 to 4 carbon atoms, alkoxy substituent having alkyl chain with 1 to 4 carbon atoms and halogen substituent, excluding the case where two or more of the substituents R1, R2 and R3 are hydrogen, R4 is a group selected from the group consisting of a hydrogen, hydroxyl group, alkoxy substituent having alkyl chain with 1 to 4 carbon atoms and halogen substituent, and m is an integer of 1 to 4, provided that at least one of R1, R2, R3 and R4 represents a radioactive halogen substituent, and a reagent comprising the same.
提供了一种作为靶向淀粉样蛋白影像诊断探针的化合物和包含该化合物用于检测沉积在
生物组织上的淀粉样蛋白的试剂。提供了一个由以下式(1)表示的化合物:其中,R1、R2和R3独立地表示从氢、羟基、具有1到4个碳原子的烷基取代基、具有1到4个碳原子的烷基链的烷氧基取代基和卤素取代基组成的群中选择的基团,但排除R1、R2和R3中两个或更多的取代基为氢的情况,R4是从氢、羟基、具有1到4个碳原子的烷氧基取代基和卤素取代基组成的群中选择的基团,m是1到4的整数,前提是R1、R2、R3和R4中至少有一个表示放射性卤素取代基,以及包含相同化合物的试剂。