申请人:——
公开号:US20020081662A1
公开(公告)日:2002-06-27
The present invention concerns the use of a radioiodinated phenolic compound of the formula
1
wherein: m and n are independently 0, 1, 2 or 3, X is a group that is negatively or positively charged at physiological pH, R, R
1
, R
2
and R
3
are independently hydrogen, C
1
-C
4
alkyl, or a carboxyl group, and I* is
123
I,
131
I or
125
I, and its pharmaceutically-acceptable salts. The compound is formulated and used in vivo in an animal in brachytherapy in an implantable catheter. In addition, due to the rapid renal clearance of these compounds, they may be used to study renal function. A process to prepare these compounds is also disclosed.
本发明涉及一种放射性碘化酚类化合物的使用,其化学式为
1
其中:m 和 n 独立地为 0、1、2 或 3,X 是在生理 pH 值下带负电或正电的基团,R、R
1
, R
2
和 R
3
独立地为氢、C
1
-C
4
烷基或羧基,而 I* 是
123
I,
131
或
125
I 及其药学上可接受的盐类。该化合物经配制后可用于动物体内植入导管的近距离放射治疗。此外,由于这些化合物在肾脏的清除速度很快,因此可用于研究肾功能。还公开了制备这些化合物的工艺。