A nucleoside analog and a salt thereof represented by any of the general formulae (1) to (10) below:
wherein R
1
, R
2
, and R
3
are the same or different groups, and each of the R
1
, R
2
and R
3
is selected from a hydrogen atom, a protecting group for a functional group in nucleic acid synthesis, a phosphate group, a phosphate group protected by a protecting group in nucleic acid synthesis, and an activated phosphate group for solid phase synthesis; and Ar is one of an aromatic hydrocarbon group and a polyaromatic hydrocarbon group.
以下是任何一个通式(1)至(10)所表示的核苷类似物及其盐:
其中,R1、R2和R3是相同或不同的基团,且每个R1、R2和R3均选自氢原子、核酸合成中的保护基团、
磷酸基团、核酸合成中的保护基团保护的
磷酸基团和用于固相合成的活化
磷酸基团;而Ar是芳香族碳氢基团和多芳香族碳氢基团之一。