Patent ID: 8136974

Claim:
A metal coordination compound, of the structure represented by formula (1): wherein, in formula (1), M represents a platinum group element; N represents a nitrogen atom; C represents a carbon atom; R 1 to R 3 and R 6 represent a hydrogen atom or an alkyl group having 1 to 30 carbon atoms which is unsubstituted or substituted; R 4 and R 5 represent a hydrogen atom, an alkyl group having 1 to 30 carbon atoms which is unsubstituted or substituted; or are bonded to each other, to form an unsubstituted phenyl ring structure; and the ring A represents an aromatic hydrocarbon ring or an aromatic hetero ring, each of which ring may have a substituent selected from the group consisting of a trifluoromethyl group, a halogen atom, an alkyl group having 1 to 30 carbon atoms, and an aryl group having 6 to 30 carbon atoms, each of which is unsubstituted or substituted.