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1. (WO2018122664) LIGHT-EMITTING ELEMENT, ORGANIC COMPOUND, LIGHT-EMITTING DEVICE, ELECTRONIC DEVICE, AND LIGHTING DEVICE

Pub. No.:    WO/2018/122664    International Application No.:    PCT/IB2017/057977
Publication Date: Fri Jul 06 01:59:59 CEST 2018 International Filing Date: Sat Dec 16 00:59:59 CET 2017
IPC: H01L 51/50
C07D 491/048
C09K 11/06
G09F 9/30
H01L 27/32
Applicants: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
Inventors: YAMAGUCHI, Tomoya
YOSHIZUMI, Hideko
KIDO, Hiromitsu
TAKAHASHI, Tatsuyoshi
SEO, Satoshi
Title: LIGHT-EMITTING ELEMENT, ORGANIC COMPOUND, LIGHT-EMITTING DEVICE, ELECTRONIC DEVICE, AND LIGHTING DEVICE
Abstract:
A novel compound and a light-emitting element with high emission efficiency and a long lifetime are provided. The novel compound includes a benzofuropyrazine skeleton or a benzothienopyrazine skeleton, and each of a benzene ring and a pyrazine ring in the benzofuropyrazine skeleton or the benzothienopyrazine skeleton independently includes a substituent with a total number of carbon atoms of 6 to 100 inclusive. The light-emitting element includes the compound.