Patent ID: 9472762
Filing Date: 2016-10-18
CPC Classification: C07F,C09K,H01L,Y02E

Claim Text:
1. A compound of formula (I) wherein R R or R and R R R R R  or R R R M is Ir; and L is a monodentate ligand selected from the group consisting of a halide anion, nitrate, sulfate, a hexahaloantimonate anion, an alkoxide anion, a carboxylate anion, a thiocarboxylate anion, a dithiocarboxylate anion, a sulfonate anion, a thiolate anion, a carbamate anion, a dithiocarbamate anion, a thiocarbazone anion and a sulfonamide anion, or a bidentate ligand selected from the group consisting of wherein R R R R R R R R R R each R R q is 1 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23 or 24, and p is 2, or 3; or L is a bidentate ligand L″ selected from the group consisting of with the proviso that (i) if L is a monodentate ligand, m is 0, 2 or 4, and n is 1, 2 or 3; and (ii) if L is a bidentate ligand, m is 0, 1 or 2, and n is 1, 2 or 3.