Patent ID: 7999103

Claim:
A metal complex compound, which is represented by formula (1), comprising two tridentate chelate ligands wherein: a solid line represents a covalent bond, and a dotted line represents a coordinate bond; M represents a trivalent metal atom selected from the group consisting of Co, Rh and Ir; an L 1 L 2 L 3 M part comprises a structure represented by formula (5) wherein: M is as defined above; and R 1 to R 11 each independently represent a hydrogen atom, a cyano group, a halogen atom, an alkyl group which has 1 to 12 carbon atoms and which may have a substituent, an alkylamino group which has 1 to 12 carbon atoms, an arylamino group which has 6 to 20 carbon atoms and which may have a substituent, an alkoxy group which has 1 to 12 carbon atoms and which may have a substituent, a halogenated alkoxy group which has 1 to 12 carbon atoms and which may have a substituent, an aryloxy group which has 6 to 20 carbon atoms and which may have a substituent, an aromatic hydrocarbon group which has 6 to 20 carbon atoms and which may have a substituent, a heterocyclic group which has 3 to 20 carbon atoms and which may have a substituent, a halogenated alkyl group which has 1 to 12 carbon atoms and which may have a substituent, an alkyl group which has 2 to 12 carbon atoms and which may have a substituent, an alkyl group which has 2 to 12 carbon atoms and which may have a substituent, or a cycloalkyl group which has 3 to 20 carbon atoms and which may have a substituent, and adjacent groups may be bonded to each other to form a cyclic structure; and an L 4 L 5 L 6 M part comprises a structure represented by formula (12) wherein: M is as defined above; R 1 to R 7 each independently represent a hydrogen atom, a cyano group, a halogen atom, an alkyl group which has 1 to 12 carbon atoms and which may have a substituent, an alkylamino group which has 1 to 12 carbon atoms, an arylamino group which has 6 to 20 carbon atoms and which may have a substituent, an alkoxy group which has 1 to 12 carbon atoms and which may have a substituent, a halogenated alkoxy group which has 1 to 12 carbon atoms and which may have a substituent, an aryloxy group which has 6 to 20 carbon atoms and which may have a substituent, an aromatic hydrocarbon group which has 6 to 20 carbon atoms and which may have a substituent, a heterocyclic group which has 3 to 20 carbon atoms and which may have a substituent, a halogenated alkyl group which has 1 to 12 carbon atoms and which may have a substituent, an alkenyl group which has 2 to 12 carbon atoms and which may have a substituent, an alkynyl group which has 2 to 12 carbon atoms and which may have a substituent, or a cycloalkyl group which has 3 to 20 carbon atoms and which may have a substituent, and adjacent groups may be bonded to each other to form a cyclic structure; X represents O; Y represents a group comprising an atom selected from the group consisting of C, N, O, Si, P, S, Ge, As, and Se; and R 10 is absent.