Patent ID: 8753756

Claim:
A green phosphorescent iridium complex represented by Formula (I): wherein R1, R2 and R3 are, independently, hydrogen, halogen, substituted or non-substituted C1-6 alkyl, C1-6 alkoxy, cycloalkyl, substituted or non-substituted aryl, amino or heteroaryl; and L is an N—N ligand represented by one of the following formulae wherein R4-R7 are, independently, pyridine, quinoline, isoquinoline, pyrazine, pyrimidine, pyrrole, pyrazole, imidazole, indole, thiazole, isothiazole, oxazole, isoxazole, benzothiazole, benzoxazole, phenanthroline, methyl, ethyl, cyclohexyl, trifluoromethyl, benzyl, phenyl, naphthyl, diphenyl, anthryl, pyrenyl, phenanthryl, benzofuranyl or thiophenyl.