ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

摘要

Triphenylene containing benzo-fused thiophene compounds are provided. Additionally, triphenylene containing benzo-fused furan compounds are provided. The compounds may be useful in organic light emitting devices, particularly as hosts in the emissive layer of such devices, or as materials for enhancement layers in such devices, or both.

主权项

1. A compound represented by a structure selected from the group consisting of: wherein R1, R2, R5, R7, R8, R9, R10, and R12 represent mono, di, tri, tetra, or no substitutions; wherein R2′, R3, R4, R5′, R6, and R11 represents mono, di, tri, or no substitutions; and wherein each R1, R2, R2′, R3, R4, R5, R5′, R6, R7, R8, R9, R10, R11, and R12 is an unfused substituent independently selected from the group consisting of hydrogen, alkyl, alkoxy, amino, alkenyl, alkynyl, arylalkyl, aryl, and heteroaryl.