| 摘要 |
The invention provides a transition metal complex of formula (3) below: wherein R1, R2, R3, R4, R5, R6, R7 and R8 are the same or different and each independently represents a hydrogen atom, a halogen atom or a substituted or unsubstituted alkyl group having 1 to 10 carbon atom(s); R5 represents a hydrogen atom, a fluorine atom or a substituted or unsubstituted alkyl group having 1 to 10 carbon atom(s); X1 represents a hydrogen atom, a halogen atom or a substituted or unsubstituted alkyl group having 1 to 10 carbon atom(s); L represents a balancing counter ion or neutral ligand similar to X1 that is bonding or coordinating to metal M; and q represents an integer of 0 or 1, and G20 represents any one of G21 to G26 below: where A1 represents an element of Group 15 of the periodic table, wherein A1 in G23 represents an anion of an element of Group 15 of the periodic table, and A1 in G21 represents a nitrogen atom; R9, R14, R12, R13, R19, R20, R10, R11, R15, R16, R17, R18, R19, R20, R21 and R22 each independently represents, a hydrogen atom; or a substituted or unsubstituted alkyl groups having 1 to 10 carbon atom(s), and the line linking M and R20 represents that M is coordinated or linked to an element of Group 15 or 16 of the periodic table or to a fluorine atom constituting R20.
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