A cross-linked nucleoside of the present invention is a compound represented by the formula (I) below. The cross-linked nucleoside of the present invention is usable as a substitute for a phosphorothioate-modified nucleic acid, which has a risk of, for example, accumulation in a specific organ. The cross-linked nucleoside also has excellent industrial productivity.
本发明的交联核苷是由下式(I)表示的化合物。本发明的交联核苷可用作
硫代磷酸修饰核酸的替代品,
硫代磷酸修饰核酸有在特定器官中蓄积的风险。交联核苷还具有出色的工业生产力。