| 主权项 |
1. A compound, which is represented by one of the following formula (1), or (2)where, in the above formulae (1), and (2)
G is a phosphoramidite group represented by the following formula (33) or a hydroxyl group, R41 is a protecting group of a phosphite group, R42 and R43 are independently alkyl groups or aryl groups, B is a natural nucleic acid base moiety (9-adeninyl, 9-guaninyl, 1-cytosinyl, 1-thyminyl, or 1-uracilyl) or an artificial nucleic acid base moiety, E is a 2-deoxy-1-ribosyl moiety or a 1-ribosyl moiety, X is a hydrogen atom, dimethoxytrityl group, a phosphate group, a diphosphate group, or a triphosphate group, R1 and R2 are independently linkers each having a main chain, and an atom forming the main chain optionally has a substituent, R3 is a linker having a main chain, or is absent, and an atom forming the main chain optionally has a substituent, D is CR11, N, P, P═O, B (boron atom), SiR11, or absent, and R11 is a hydrogen atom or an alkyl group for CR11 and is an alkyl group for SiR11, D is directly attached to B in a case where R3 does not exist and D exists, R1 and R2 are directly attached to R3 in a case where R3 exists and D does not exist, and R1 and R2 are directly attached to B in a case where both R3 and D do not exist, T is phosphate bridge, and wherein, in the phosphate bridge, one or more oxygen atoms are optionally substituted for by one or more sulfur atoms, Z11 and Z12 are independently uncharged fluorescent dye-derived substituent moieties each having a fluorescent property and exhibiting an exciton effect, and are independently represented by the following formula (12), (28), or (29),where, in the above formulae (12), (28), and (29),
X1 and X2 are independently O, S, Se, or Te, n is zero or a positive integer of 5 or less, R21 to R30, R32 to R34, R51 to R60 are independently a hydrogen atom, a halogen, a lower alkyl group, a lower alkoxy group, a nitro group, or an amino group, and R28 and R29 are optionally attached to each other, and R58 and R59 are optionally attached to each other, R31 is a linking group which is attached to R1 or R2 in the above formula (1), or (2), and in a case where n is an integer of 2 or more, R33 moieties may be identical to or different from each other, and R34 moieties may be identical to or different from each other, and in the above formula (1), a chemical structure represented by the following formula (1a) being a chemical structure represented by the following formula (4) or (5); and in the above formula (2), a chemical structure represented by the following formula (2a) being a chemical structure represented by the following formula (6) or (7),where, in the above formulae (4) through (7),
A is a hydrogen atom, a hydroxyl group, an alkyl group, or an electron attracting group, and M and J are independently CH2, NH, O, or S provided that J cannot be NH. |
