Patent ID: 7491823
Filing Date: 2009-02-17
Classification: C07F,C09K,H01L,H05B

Abstract:
1. A compound selected from the group consisting of: wherein Z A is independently selected from C, N, O, P, or S; (X—Y) is a bidentate photoactive ligand or a bidentate ancillary ligand; ring B is independently an aromatic cyclic, heterocyclic, fused cyclic, or fused heterocyclic ring, wherein ring B can be optionally substituted with one or more substituents R ring D is independently a cyclic, heterocyclic, fused cyclic, or fused heterocyclic ring with at least one carbon atom coordinated to metal M, wherein ring D can be optionally substituted with one or more substituents R R alternatively, two R b is 0, 1, 2, 3, or 4; e is 0, 1, 2, or 3;