US 12,110,274 B2
Carbazole derivative, and light-emitting element, light-emitting device, and electronic device using carbazole derivative
Hiroko Nomura, Kanagawa (JP); Harue Osaka, Kanagawa (JP); Takahiro Ushikubo, Kanagawa (JP); Sachiko Kawakami, Kanagawa (JP); Satoshi Seo, Kanagawa (JP); and Satoko Shitagaki, Kanagawa (JP)
Assigned to Semiconductor Energy Laboratory Co., Ltd., Atsugi (JP)
Filed by SEMICONDUCTOR ENERGY LABORATORY CO., LTD., Atsugi (JP)
Filed on Jul. 11, 2022, as Appl. No. 17/861,363.
Application 17/861,363 is a continuation of application No. 16/741,830, filed on Jan. 14, 2020, abandoned.
Application 16/741,830 is a continuation of application No. 16/139,412, filed on Sep. 24, 2018, granted, now 10,556,864, issued on Feb. 11, 2020.
Application 16/139,412 is a continuation of application No. 15/713,129, filed on Sep. 22, 2017, abandoned.
Application 15/713,129 is a continuation of application No. 12/326,311, filed on Dec. 2, 2008, abandoned.
Claims priority of application No. 2007-312509 (JP), filed on Dec. 3, 2007; and application No. 2008-129917 (JP), filed on May 16, 2008.
Prior Publication US 2022/0388958 A1, Dec. 8, 2022
Int. Cl. C07D 209/86 (2006.01); H01L 51/00 (2006.01); H10K 85/60 (2023.01)
CPC C07D 209/86 (2013.01) [H10K 85/633 (2023.02); H10K 85/636 (2023.02); H10K 85/6572 (2023.02)] 7 Claims
OG exemplary drawing
 
2. A compound represented by a formula (1):

OG Complex Work Unit Chemistry
wherein:
α1, α2, α3, and α4 each represent a formula (2-1),
Ar1 represents a formula (3-6),
Ar2 represents an aryl group having 6 to 13 carbon atoms forming a ring,
R1 represents a hydrogen atom,
R2 represents any of an alkyl group having 1 to 6 carbon atoms, an unsubstituted phenyl group, and an unsubstituted biphenyl group, and
l, m, and n each are 0 or 1,

OG Complex Work Unit Chemistry
wherein:
R11, R12, R14, and R15 each represent any of a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, and an unsubstituted phenyl group;
R81 to R85, R88, and R89 each represent any of a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, and an unsubstituted phenyl group; and
R86 and R87 each are a phenyl group; and
R86 and R87 are connected to each other to form a ring.