申请人:E. R. Squibb & Sons, Inc.
公开号:US04418208A1
公开(公告)日:1983-11-29
Complexes of technetium-99m and a compound selected from the group having the formula ##STR1## or a pharmaceutically acceptable, water soluble salt thereof wherein R.sub.1 and R.sub.4 are each independently hydrogen, methyl or ethyl; one of R.sub.2 and R.sub.3 is alkyl of 1 to 4 carbons and the other is bromine or iodine; and n is 0, 1 or 2, are useful for the external imaging of the hepatobiliary system.
选择公式组中具有以下公式##STR1##或其药学上可接受的水溶性盐中的一种化合物与锝-99m的络合物,其中R.sub.1和R.sub.4各自独立地为氢,甲基或乙基;R.sub.2和R.sub.3中的一个是1至4个碳的烷基,另一个是溴或碘;n为0,1或2,对于肝胆系统的外部成像是有用的。