申请人:OHTA Keisuke
公开号:US20100202971A1
公开(公告)日:2010-08-12
The problem to be solved of the present invention is to provide a novel compound which specifically resides in a tumor, a method for allowing it to reside in a tumor, and a method for detecting, diagnosing, and treating tumor with use thereof. Means for solving the problem is a compound represented by chemical formula (I)
wherein R is an anionic group binding to hydrogen, R
1
is OH, OCOH, OCO(CH
2
)
h
CH
3
, or an acting group, h being an integer of 0 or more, R
2
is H, OH, OCOH, OCO(CH
2
)
i
CH
3
, or an acting group, i being an integer of 0 or more, R
3
is OH, SO
3
H, or an acting group, R
4
is OH, SO
3
H, or an acting group, and R
5
is OH, SO
3
H, or an acting group, at least one of R
1
, R
2
, R
3
, R
4
, and R
5
containing an acting group, or pharmaceutically acceptable salts thereof.
本发明要解决的问题是提供一种新型化合物,该化合物专门存在于肿瘤中,以及使其存在于肿瘤中的方法和使用其进行肿瘤检测、诊断和治疗的方法。解决问题的方法是提供一种由化学式(I)表示的化合物,其中R是与氢结合的负离子基团,R1是OH、OCOH、OCO(CH2)hCH3或作用基团,h是0或更多的整数,R2是H、OH、OCOH、OCO(CH2)iCH3或作用基团,i是0或更多的整数,R3是OH、SO3H或作用基团,R4是OH、SO3H或作用基团,R5是OH、SO3H或作用基团,其中R1、R2、R3、R4和R5中至少有一个含有作用基团,或其药学上可接受的盐。