Provided are a cross-bridged tetraaza macrocyclic compound of a novel structure that can be used, for example, as a contrast agent for diagnostic imaging or a radiopharmaceutical and a method for preparing the same.
The disclosed tetraaza macrocyclic compound is able to form a stable metal complex at a lower temperature and allows easy conjugation with a bioactive substance or a chemically active substance, when compared to the existing cross-bridged tetraaza macrocyclic compounds.
本发明提供了一种结构新颖的交桥四氮杂大环化合物,可用作诊断成像的造影剂或放射性药物等,并提供了制备该化合物的方法。
与现有的交桥四氮杂大环化合物相比,本发明公开的四氮杂大环化合物能够在较低温度下形成稳定的
金属络合物,并易于与
生物活性物质或
化学活性物质共轭。