公开(公告)号：US20200168806A1

公开(公告)日：2020-05-28

申请号：US16531376

申请日：2019-08-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： Eunkyung LEE ,  Don-Wook LEE ,  Jeong II PARK

IPC: H01L51/00 ,  C07D517/22

Abstract: Disclosed are a compound represented by Chemical Formula 1A or 1B, an organic thin film including the same, a thin film transistor, and an electronic device. In Chemical Formula 1A or 1B, X1, X2, Ar1, R1 to R4, and n1 are the same as described in the detailed description.

公开(公告)号：US20180179227A1

公开(公告)日：2018-06-28

申请号：US15904677

申请日：2018-02-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Don-Wook LEE ,  Jeong II Park ,  Eigo Miyazaki

IPC: C07D517/22 ,  H01L51/00 ,  C07D495/04 ,  H01L51/05

CPC classification number: C07D517/22 ,  C07D495/04 ,  H01L51/0071 ,  H01L51/0558

Abstract: A synthetic method of a fused heteroaromatic compound includes preparing a first intermediate represented by Chemical Formula 1, obtaining a second intermediate by reacting the first intermediate and an aldehyde compound, obtain a third intermediate by performing deprotection and reduction reactions on the second intermediate, and obtaining a fused heteroaromatic compound by performing a cyclization reaction on the third intermediate.