US 11,659,764 B2
Amine based compound and organic light emitting device comprising the same
Jae Seung Ha, Daejeon (KR); Sung Jae Lee, Daejeon (KR); and Hyeon Jin Mun, Daejeon (KR)
Assigned to LG CHEM, LTD., Seoul (KR)
Appl. No. 16/622,227
Filed by LG CHEM, LTD., Seoul (KR)
PCT Filed Nov. 15, 2018, PCT No. PCT/KR2018/014018
§ 371(c)(1), (2) Date Dec. 12, 2019,
PCT Pub. No. WO2019/132246, PCT Pub. Date Jul. 4, 2019.
Claims priority of application No. 10-2017-0180259 (KR), filed on Dec. 26, 2017; and application No. 10-2018-0139899 (KR), filed on Nov. 14, 2018.
Prior Publication US 2020/0194673 A1, Jun. 18, 2020
Int. Cl. C07C 211/54 (2006.01); H01L 51/00 (2006.01); C07D 307/91 (2006.01); C09K 11/06 (2006.01); H01L 51/50 (2006.01)
CPC H01L 51/006 (2013.01) [C07C 211/54 (2013.01); C07D 307/91 (2013.01); C09K 11/06 (2013.01); H01L 51/0061 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1018 (2013.01); H01L 51/0058 (2013.01); H01L 51/0073 (2013.01); H01L 51/5012 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5088 (2013.01); H01L 51/5092 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A compound of Chemical Formula 1:

OG Complex Work Unit Chemistry
wherein in Chemical Formula 1:
L1 is bonded to position *1, or *2;
L2 is bonded to position *1′, or *2′;
L1 is phenylene, biphenylene, terphenylene, 1-naphthylene, 2-naphthylene, dibenzofuranylene, dibenzothiophenylene, or carbazolylene, wherein the L1 is unsubstituted or substituted with halogen, amino, nitrile, nitro, C1-30 alkyl, C2-30 alkenyl, C2-30 alkynyl, C1-30 alkoxy, C6-30 aryloxy, or C6-30 aryl;
L2 is phenylene, terphenylene, 1-naphthylene, 2-naphthylene, dibenzofuranylene, dibenzothiophenylene, or carbazolylene, wherein the L2 is unsubstituted or substituted with halogen, amino, nitrile, nitro, C1-30 alkyl, C2-30 alkenyl, C2-30 alkynyl, C1-30 alkoxy, C6-30 aryloxy, or C6-30 aryl;
L3 is phenylene, biphenylene, 1-naphthylene, 2-naphthylene, fluorenylene, dibenzofuranylene, dibenzothiophenylene, or carbazolylene, wherein the L3 is unsubstituted or substituted with deuterium, halogen, amino, nitrile, nitro, C1-3n alkyl, C2-30 alkenyl, C2-30 alkynyl, C1-30 alkoxy, or C6-30 aryloxy;
Ar1 is:
(a) phenyl, biphenyl, fluorenyl, 9,9-dimethylfluorenyl, 9,9-diphenylfluorenyl, dibenzofuranyl, or dibenzothiophenyl, wherein the Ar1 is unsubstituted or substituted with phenyl; or
(b) terphenyl that is unsubstituted;
p and r are each independently 1;
q is 0 or 1;
provided that when Ar1 is 9,9-dimethylfluorenyl, (i) L1 and L2 are respectively bonded to *2 and *2′, or (ii) q is 1.