Organic Compound, Light-Emitting Element, Light-Emitting Device, Electronic Device, and Lighting Device

摘要

Provided is a novel organic compound that can be used as a host material of a light-emitting layer in which a light-emitting substance is dispersed. The organic compound is represented by General Formula (G1-1). In the formula, A represents a substituted or unsubstituted dibenzo[f,h]quinoxalin-yl group, Ar1 represents a substituent formed by 1 to 4 rings, and n represents 2 or 3, where the ring is a substituted or unsubstituted benzene ring or a substituted or unsubstituted fluorene ring.;Ar1A)n  (G1-1)

主权项

1. A compound represented by formula (G1-1):
Ar1A)n  (G1-1) wherein: A represents a substituted or unsubstituted dibenzo[f,h]quinoxalin-yl group; Ar1 represents a substituent comprising 1 to 4 substituted or unsubstituted phenylene groups; n represents 2 or 3; and at least two of the phenylene groups in Ar1 are meta-substituted or ortho-substituted.