A radioactive isotope-labeled dye compound represented by the following general formula (I):
wherein R
1
and R
2
represent a substituent, R
3
to R
6
represent a substituted or unsubstituted alkyl group; R
7
and R
8
represent a substituted or unsubstituted alkyl group; L
1
to L
3
represent a substituted or unsubstituted methine group; r represents an integer of 0 to 3; P and Q represent
123
I,
124
I,
125
I,
131
I or
18
F; M represents hydrogen atom, Na, or K; and m and n represent an integer of 0 to 2.
一种放射性同位素标记的
染料化合物,由以下通式(I)表示:其中R1和R2表示取代基,R3至R6表示取代或未取代的烷基;R7和R8表示取代或未取代的烷基;L1至L3表示取代或未取代的亚甲基;r表示0至3的整数;P和Q表示123I、124I、125I、131I或18F;M表示氢原子、Na或K;m和n表示0至2的整数。