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 is a group selected from the group consisting of a halogen substituent, alkyl substituent with 1 to 4 carbon atoms, alkoxy substituent having alkyl chain with 1 to 4 carbon atoms and hydroxyl group, R2 is a group selected from the group consisting of a cyano substituent, alkyl substituent with 1 to 4 carbon atoms and halogen substituent, is a group selected from the group consisting of a hydroxyl group, halogen substituent and substituent represented by the following formula:
(wherein R4 is a hydrogen, halogen substituent or hydroxyl group, and m is an integer of 1 to 4), provided that a t least one of R1, R2, R3 and R4 represents a radioactive halogen, and a reagent comprising the same.
本发明提供了一种可作为图像诊断淀粉样蛋白靶向探针的化合物,以及一种包含该化合物的试剂,用于检测沉积在
生物组织上的淀粉样蛋白。提供了由下式(1)表示的化合物:
其中 R1 是选自由卤素取代基、1-4 个碳原子的烷基取代基、具有 1-4 个碳原子的烷基链的烷氧基取代基和羟基组成的基团,R2 是选自由
氰基取代基、1-4 个碳原子的烷基取代基和卤素取代基组成的基团,是选自由羟基、卤素取代基和下式代表的取代基组成的基团:
(其中 R4 是氢、卤素取代基或羟基,m 是 1 至 4 的整数),条件是 R1、R2、R3 和 R4 中至少有一个代表放射性卤素,以及由其组成的试剂。