公开(公告)号：US20210359223A1

公开(公告)日：2021-11-18

申请号：US17271292

申请日：2020-02-28

Applicant: LG CHEM, LTD.

Inventor： Minjun KIM ,  Dong Hoon LEE ,  Hyoung Seok KIM ,  Sangwoo LEE ,  Sung Jae LEE ,  Sunmin KIM

IPC: H01L51/00 ,  C07D403/14 ,  C09K11/06 ,  C07D405/14 ,  C07D409/14 ,  C07C211/61 ,  C07D209/86 ,  C07D307/91 ,  C07D333/76

Abstract: Provided is an organic light-emitting element comprising: a first electrode; a second electrode provided to face the first electrode; and an organic material layer provided between the first electrode and the second electrode, in which the organic material layer comprises a layer comprising a compound of Formula 1: wherein: L1 is a direct bond, or a substituted or unsubstituted arylene or heteroarylene group; Ar1 is a substituted or unsubstituted aryl or heteroaryl group; R1 to R12 are each independently hydrogen, a nitrile group, a halogen, or a substituted or unsubstituted alkyl, silyl, aryl or heteroaryl group, or adjacent groups bond together to form a ring; and any two adjacent R1 to R4 bond together to form a substituted or unsubstituted aromatic ring, and a layer comprising a compound of Formula 2: wherein: Ar2 to Ar4 are each independently a substituted or unsubstituted aryl group having 6 to 20 carbon atoms, or -L2-Z.

公开(公告)号：US20240083865A1

公开(公告)日：2024-03-14

申请号：US18265754

申请日：2022-01-28

Applicant: LG CHEM, LTD.

Inventor： Changyoung JUNG ,  Sunmin KIM ,  Woochul LEE ,  Kyung Seok JEONG ,  Woo Han KIM ,  Changmin KIM

IPC: C07D307/91 ,  C07B59/00 ,  C07C15/28 ,  C07D209/86 ,  C07D307/77 ,  C07D493/04 ,  H10K85/60

CPC classification number: C07D307/91 ,  C07B59/001 ,  C07B59/002 ,  C07C15/28 ,  C07D209/86 ,  C07D307/77 ,  C07D493/04 ,  H10K85/626 ,  H10K85/6572 ,  H10K85/6574 ,  H10K50/11

Abstract: Provided is a method for preparing a deuterated anthracene compound, the method including synthesizing a deuterated anthracene compound by reacting a halogenated benzene having at least one deuterium with an enolate. Also provided is a reaction composition; a deuterated anthracene compound; and a composition containing the deuterated anthracene compound.

公开(公告)号：US20240002312A1

公开(公告)日：2024-01-04

申请号：US18039774

申请日：2022-01-21

Applicant: LG CHEM, LTD.

Inventor： Sunmin KIM ,  Kyung Seok JEONG ,  Woo Han KIM ,  Changyoung JUNG

IPC: C07B59/00 ,  C07C15/28 ,  C07C1/00 ,  C07D307/91 ,  C07D209/86 ,  C07C17/06 ,  C07C25/22 ,  C07D307/77 ,  C07D493/04

CPC classification number: C07B59/002 ,  C07B59/001 ,  C07C15/28 ,  C07C1/00 ,  C07D307/91 ,  C07D209/86 ,  C07C17/06 ,  C07C25/22 ,  C07D307/77 ,  C07D493/04 ,  C07B2200/05 ,  C07C2603/24

Abstract: Provided is a method for preparing a deuterated anthracene compound, the method including synthesizing a deuterated anthracene compound by reacting a halogenated benzene having at least one deuterium with a compound of Chemical Formula 1:




wherein Ar1 is deuterium, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group; and Ar2 is hydrogen, deuterium, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group. Also provided are a reaction composition, a deuterated anthracene compound, and a composition containing the deuterated anthracene compound.