The present invention provides a compound and a method of making a compound according to the following formula:
1
where R
1
is an alkyl group having 1 to 12 carbons; R
2
is a urea group; R
3
is an active group, such as fluorescein, a toxin, radiolabel or drug; and R
4
, R
5
and R
6
are each independently a halide group.
本发明根据下式提供了一种化合物和一种化合物的制造方法:
1
其中 R
1
是具有 1 至 12 个碳原子的烷基;R
2
是
脲基
3
是活性基团,如
荧光素、毒素、放射性标记或药物;以及 R
4
, R
5
和 R
6
各自独立地为卤化物基团。