公开(公告)号：US20210043849A1

公开(公告)日：2021-02-11

申请号：US16984464

申请日：2020-08-04

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Tomoka Hara ,  Hideko Yoshizumi ,  Hiromitsu Kido ,  Satoshi Seo

IPC: H01L51/00 ,  C07D409/14 ,  C09K11/06

Abstract: A novel organic compound is provided. An organic compound represented by General Formula (G1) is provided. In General Formula (G1), A represents a substituent including a hole-transport skeleton, L1 represents any one of a single bond, a substituted or unsubstituted phenylene group, and a substituted or unsubstituted biphenyldiyl group, R1 and R2 independently represent any one of hydrogen and an alkyl group having 1 to 6 carbon atoms, any one of Ar1 to Ar4 is a group represented by General Formula (g1), and the others independently represent any one of hydrogen and an alkyl group having 1 to 6 carbon atoms. In General Formula (g1), B represents any one of a substituted or unsubstituted carbazolyl group, a substituted or unsubstituted dibenzofuranyl group, a substituted or unsubstituted dibenzothiophenyl group, and a substituted or unsubstituted triphenylenyl group, and L2 represents a substituted or unsubstituted phenylene group or a substituted or unsubstituted biphenyldiyl group.

公开(公告)号：US20190031673A1

公开(公告)日：2019-01-31

申请号：US16042151

申请日：2018-07-23

Applicant: Semiconductor Energy Laboratory Co., Ltd.

Inventor： Tomoya Yamaguchi ,  Hideko Yoshizumi ,  Hiromitsu Kido ,  Satoshi Seo ,  Toshiki Sasaki

IPC: C07D491/048 ,  H01L51/52 ,  H01L51/50 ,  C07D495/04 ,  H01L51/00

Abstract: A furopyrazine derivative that is a novel organic compound is provided. The organic compound has a furopyrazine skeleton and is represented by General Formula (G1). In General Formula (G1), Q represents oxygen or sulfur, Ar1 represents a substituted or unsubstituted condensed aromatic ring, R1 and R2 independently represent hydrogen or a group having 1 to 100 total carbon atoms, and at least one of R1 and R2 has a hole-transport skeleton.