Patent ID: 8048540

Claim:
An organometallic complex having a structure represented by a general formula (G1), wherein Ar represents an aryl group having 6 to 25 carbon atoms; R 1 represents any one of hydrogen, an alkyl group having 1 to 4 carbon atoms, and an alkoxy group having 1 to 4 carbon atoms; R 2 to R 8 each represent any one of hydrogen, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, and a halogen element; M represents a metal selected from Group 9 elements and Group 10 elements; L represents a monoanionic ligand; and n is 2 when the metal is a Group 9 element, and n is 1 when the metal is a Group 10 element.