US 11,787,822 B2
Aromatic compound and organic electroluminescence device including the same
Heechoon Ahn, Suwon-si (KR); Soo-byung Ko, Yongin-si (KR); Mieun Jun, Hwaseong-si (KR); Sungbum Kim, Yongin-si (KR); Mina Jeon, Suwon-si (KR); Youngkook Kim, Suwon-si (KR); and Seokhwan Hwang, Suwon-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Sep. 4, 2020, as Appl. No. 17/13,405.
Application 17/013,405 is a continuation of application No. 15/958,642, filed on Apr. 20, 2018, granted, now 10,800,796.
Claims priority of application No. 10-2017-0122057 (KR), filed on Sep. 21, 2017.
Prior Publication US 2020/0399289 A1, Dec. 24, 2020
This patent is subject to a terminal disclaimer.
Int. Cl. C07F 7/08 (2006.01); C09K 11/06 (2006.01); H10K 50/12 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01); H10K 50/11 (2023.01)
CPC C07F 7/0816 (2013.01) [C09K 11/06 (2013.01); H10K 50/12 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 85/40 (2023.02); H10K 85/657 (2023.02); C09K 2211/104 (2013.01); C09K 2211/107 (2013.01); C09K 2211/1055 (2013.01); C09K 2211/1096 (2013.01); H10K 50/11 (2023.02)] 9 Claims
OG exemplary drawing
 
1. An aromatic compound represented by Formula 1:

OG Complex Work Unit Chemistry
wherein in Formula 1,
Ra to Rd are each independently a hydrogen atom, a deuterium atom, a halogen atom, a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms, a substituted or unsubstituted aryl group having 6 to 30 ring-forming carbon atoms, or a substituted or unsubstituted heteroaryl group having 5 to 30 ring-forming carbon atoms,
R1 to R3 are each independently represented by Formula 2, or a hydrogen atom, wherein at least one of R1 to R3 is represented by Formula 2,
X is O or S,
na, nc, and nd are each independently an integer of 0 to 4, and
nb is an integer of 0 to 3:

OG Complex Work Unit Chemistry
wherein in Formula 2,
Y1 to Y3 are each independently CR4 or N,
L is a direct linkage, a substituted or unsubstituted arylene group having 6 to 12 carbon atoms for forming a ring, or a substituted or unsubstituted heteroarylene group having 5 to 11 carbon atoms for forming a ring,
R4 is a hydrogen atom, a deuterium atom, a halogen atom, a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms, a substituted or unsubstituted aryl group having 6 to 30 ring-forming carbon atoms, or a substituted or unsubstituted heteroaryl group having 5 to 30 ring-forming carbon atoms,
Ar1 and Ar2 are each independently a hydrogen atom, a substituted or unsubstituted aryl group having 6 to 30 ring-forming carbon atoms, or a substituted or unsubstituted heteroaryl group having 5 to 30 ring-forming carbon atoms, or represented by Formula 4, wherein at least one of Ar1 or Ar2 is a substituted or unsubstituted aryl group having 6 to 30 ring-forming carbon atoms, a substituted or unsubstituted pyridine group, a substituted or unsubstituted pyrimidine group, or represented by Formula 4:

OG Complex Work Unit Chemistry
wherein in Formula 4,
Re to Rh are each independently a hydrogen atom, a deuterium atom, a halogen atom, a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms, a substituted or unsubstituted aryl group having 6 to 30 ring-forming carbon atoms, or a substituted or unsubstituted heteroaryl group having 5 to 30 ring-forming carbon atoms,
R5 to R7 are each independently a position to be connected to Formula 2, or a hydrogen atom, wherein at least one of R5 to R7 is a position to be connected to Formula 2,
Z4 is O or S,
ne, ng, and nh are each independently an integer of 0 to 4, and
nf is an integer of 0 to 3.