KR102396293B1 - 유기 발광 소자 - Google Patents
유기 발광 소자 Download PDFInfo
- Publication number
- KR102396293B1 KR102396293B1 KR1020150188914A KR20150188914A KR102396293B1 KR 102396293 B1 KR102396293 B1 KR 102396293B1 KR 1020150188914 A KR1020150188914 A KR 1020150188914A KR 20150188914 A KR20150188914 A KR 20150188914A KR 102396293 B1 KR102396293 B1 KR 102396293B1
- Authority
- KR
- South Korea
- Prior art keywords
- group
- substituted
- unsubstituted
- aryl
- formula
- Prior art date
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- -1 pentalenyl group Chemical group 0.000 claims description 370
- 239000010410 layer Substances 0.000 claims description 319
- 125000003118 aryl group Chemical group 0.000 claims description 177
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 151
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 claims description 139
- 150000001875 compounds Chemical class 0.000 claims description 129
- 125000006267 biphenyl group Chemical group 0.000 claims description 126
- 125000001624 naphthyl group Chemical group 0.000 claims description 116
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 claims description 111
- 229910052805 deuterium Inorganic materials 0.000 claims description 111
- 125000003837 (C1-C20) alkyl group Chemical group 0.000 claims description 97
- 125000000714 pyrimidinyl group Chemical group 0.000 claims description 80
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 78
- 125000004076 pyridyl group Chemical group 0.000 claims description 75
- 125000006376 (C3-C10) cycloalkyl group Chemical group 0.000 claims description 74
- 125000003373 pyrazinyl group Chemical group 0.000 claims description 73
- 125000002183 isoquinolinyl group Chemical group C1(=NC=CC2=CC=CC=C12)* 0.000 claims description 71
- 125000003367 polycyclic group Chemical group 0.000 claims description 71
- 125000004306 triazinyl group Chemical group 0.000 claims description 70
- 125000001792 phenanthrenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C=CC12)* 0.000 claims description 63
- 125000001072 heteroaryl group Chemical group 0.000 claims description 61
- 125000002943 quinolinyl group Chemical group N1=C(C=CC2=CC=CC=C12)* 0.000 claims description 59
- 150000002431 hydrogen Chemical class 0.000 claims description 58
- 229910052739 hydrogen Inorganic materials 0.000 claims description 58
- 239000001257 hydrogen Substances 0.000 claims description 58
- 125000006749 (C6-C60) aryl group Chemical group 0.000 claims description 57
- 125000002294 quinazolinyl group Chemical group N1=C(N=CC2=CC=CC=C12)* 0.000 claims description 56
- 125000001567 quinoxalinyl group Chemical group N1=C(C=NC2=CC=CC=C12)* 0.000 claims description 56
- 125000001725 pyrenyl group Chemical group 0.000 claims description 55
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 54
- 125000002676 chrysenyl group Chemical group C1(=CC=CC=2C3=CC=C4C=CC=CC4=C3C=CC12)* 0.000 claims description 53
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 claims description 53
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 claims description 51
- 125000003860 C1-C20 alkoxy group Chemical group 0.000 claims description 50
- 125000001041 indolyl group Chemical group 0.000 claims description 50
- 125000006753 (C1-C60) heteroaryl group Chemical group 0.000 claims description 49
- 230000005525 hole transport Effects 0.000 claims description 49
- 125000002178 anthracenyl group Chemical group C1(=CC=CC2=CC3=CC=CC=C3C=C12)* 0.000 claims description 48
- 125000000499 benzofuranyl group Chemical group O1C(=CC2=C1C=CC=C2)* 0.000 claims description 48
- 125000002541 furyl group Chemical group 0.000 claims description 46
- 125000001544 thienyl group Chemical group 0.000 claims description 46
- 125000006743 (C1-C60) alkyl group Chemical group 0.000 claims description 45
- 229910052799 carbon Inorganic materials 0.000 claims description 45
- 125000004366 heterocycloalkenyl group Chemical group 0.000 claims description 45
- 125000000592 heterocycloalkyl group Chemical group 0.000 claims description 45
- 125000006717 (C3-C10) cycloalkenyl group Chemical group 0.000 claims description 44
- 125000004196 benzothienyl group Chemical group S1C(=CC2=C1C=CC=C2)* 0.000 claims description 44
- 238000002347 injection Methods 0.000 claims description 44
- 239000007924 injection Substances 0.000 claims description 44
- 125000004585 polycyclic heterocycle group Chemical group 0.000 claims description 44
- 125000000717 hydrazino group Chemical group [H]N([*])N([H])[H] 0.000 claims description 43
- 125000005638 hydrazono group Chemical group 0.000 claims description 43
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 43
- 125000003739 carbamimidoyl group Chemical group C(N)(=N)* 0.000 claims description 42
- 125000005509 dibenzothiophenyl group Chemical group 0.000 claims description 41
- 125000001791 phenazinyl group Chemical group C1(=CC=CC2=NC3=CC=CC=C3N=C12)* 0.000 claims description 39
- 125000000641 acridinyl group Chemical group C1(=CC=CC2=NC3=CC=CC=C3C=C12)* 0.000 claims description 38
- 125000002883 imidazolyl group Chemical group 0.000 claims description 38
- 229910052757 nitrogen Inorganic materials 0.000 claims description 38
- 125000004593 naphthyridinyl group Chemical group N1=C(C=CC2=CC=CN=C12)* 0.000 claims description 37
- 125000002971 oxazolyl group Chemical group 0.000 claims description 37
- 125000004934 phenanthridinyl group Chemical group C1(=CC=CC2=NC=C3C=CC=CC3=C12)* 0.000 claims description 37
- 125000004592 phthalazinyl group Chemical group C1(=NN=CC2=CC=CC=C12)* 0.000 claims description 37
- 125000000335 thiazolyl group Chemical group 0.000 claims description 37
- 125000003960 triphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C3=CC=CC=C3C12)* 0.000 claims description 37
- 125000003914 fluoranthenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC=C4C1=C23)* 0.000 claims description 36
- 125000001425 triazolyl group Chemical group 0.000 claims description 36
- 125000006746 (C1-C60) alkoxy group Chemical group 0.000 claims description 35
- 125000004625 phenanthrolinyl group Chemical group N1=C(C=CC2=CC=C3C=CC=NC3=C12)* 0.000 claims description 35
- 229910052740 iodine Inorganic materials 0.000 claims description 34
- 125000003785 benzimidazolyl group Chemical group N1=C(NC2=C1C=CC=C2)* 0.000 claims description 33
- 125000005299 dibenzofluorenyl group Chemical group C1(=CC=CC2=C3C(=C4C=5C=CC=CC5CC4=C21)C=CC=C3)* 0.000 claims description 33
- 125000000168 pyrrolyl group Chemical group 0.000 claims description 33
- 239000000126 substance Substances 0.000 claims description 33
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 claims description 32
- 239000012044 organic layer Substances 0.000 claims description 32
- 125000002098 pyridazinyl group Chemical group 0.000 claims description 32
- JQQSUOJIMKJQHS-UHFFFAOYSA-N pentaphenyl group Chemical group C1=CC=CC2=CC3=CC=C4C=C5C=CC=CC5=CC4=C3C=C12 JQQSUOJIMKJQHS-UHFFFAOYSA-N 0.000 claims description 31
- 239000002019 doping agent Substances 0.000 claims description 30
- 125000005551 pyridylene group Chemical group 0.000 claims description 30
- 125000006752 (C6-C60) arylthio group Chemical group 0.000 claims description 29
- 125000004957 naphthylene group Chemical group 0.000 claims description 29
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 claims description 29
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 claims description 29
- 125000006751 (C6-C60) aryloxy group Chemical group 0.000 claims description 28
- 125000004541 benzoxazolyl group Chemical group O1C(=NC2=C1C=CC=C2)* 0.000 claims description 26
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 claims description 26
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 26
- 229910052760 oxygen Inorganic materials 0.000 claims description 26
- 125000005550 pyrazinylene group Chemical group 0.000 claims description 26
- 229910052717 sulfur Inorganic materials 0.000 claims description 26
- 125000004429 atom Chemical group 0.000 claims description 25
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 25
- 125000001633 hexacenyl group Chemical group C1(=CC=CC2=CC3=CC4=CC5=CC6=CC=CC=C6C=C5C=C4C=C3C=C12)* 0.000 claims description 25
- 125000003933 pentacenyl group Chemical group C1(=CC=CC2=CC3=CC4=CC5=CC=CC=C5C=C4C=C3C=C12)* 0.000 claims description 25
- 125000005576 pyrimidinylene group Chemical group 0.000 claims description 25
- 125000004653 anthracenylene group Chemical group 0.000 claims description 22
- 125000005558 triazinylene group Chemical group 0.000 claims description 22
- 125000005560 phenanthrenylene group Chemical group 0.000 claims description 21
- GBXQPDCOMJJCMJ-UHFFFAOYSA-M trimethyl-[6-(trimethylazaniumyl)hexyl]azanium;bromide Chemical compound [Br-].C[N+](C)(C)CCCCCC[N+](C)(C)C GBXQPDCOMJJCMJ-UHFFFAOYSA-M 0.000 claims description 21
- 125000006762 (C1-C60) heteroarylene group Chemical group 0.000 claims description 20
- 125000006761 (C6-C60) arylene group Chemical group 0.000 claims description 20
- VFUDMQLBKNMONU-UHFFFAOYSA-N 9-[4-(4-carbazol-9-ylphenyl)phenyl]carbazole Chemical group C12=CC=CC=C2C2=CC=CC=C2N1C1=CC=C(C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=C1 VFUDMQLBKNMONU-UHFFFAOYSA-N 0.000 claims description 20
- 229910052783 alkali metal Inorganic materials 0.000 claims description 20
- 150000001340 alkali metals Chemical class 0.000 claims description 20
- 125000005584 chrysenylene group Chemical group 0.000 claims description 20
- 125000000582 cycloheptyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 claims description 20
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 20
- 125000005548 pyrenylene group Chemical group 0.000 claims description 20
- 125000006744 (C2-C60) alkenyl group Chemical group 0.000 claims description 19
- 125000006745 (C2-C60) alkynyl group Chemical group 0.000 claims description 19
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 19
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 19
- 125000003454 indenyl group Chemical group C1(C=CC2=CC=CC=C12)* 0.000 claims description 19
- 125000000842 isoxazolyl group Chemical group 0.000 claims description 19
- 125000001828 phenalenyl group Chemical group C1(C=CC2=CC=CC3=CC=CC1=C23)* 0.000 claims description 19
- 125000003226 pyrazolyl group Chemical group 0.000 claims description 19
- 125000001935 tetracenyl group Chemical group C1(=CC=CC2=CC3=CC4=CC=CC=C4C=C3C=C12)* 0.000 claims description 19
- 125000002837 carbocyclic group Chemical group 0.000 claims description 18
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 18
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical group C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 17
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 17
- 125000001786 isothiazolyl group Chemical group 0.000 claims description 16
- 125000001388 picenyl group Chemical group C1(=CC=CC2=CC=C3C4=CC=C5C=CC=CC5=C4C=CC3=C21)* 0.000 claims description 16
- 125000002192 heptalenyl group Chemical group 0.000 claims description 15
- 125000003831 tetrazolyl group Chemical group 0.000 claims description 15
- 125000002433 cyclopentenyl group Chemical group C1(=CCCC1)* 0.000 claims description 14
- 125000001715 oxadiazolyl group Chemical group 0.000 claims description 14
- 125000003828 azulenyl group Chemical group 0.000 claims description 13
- 125000003336 coronenyl group Chemical group C1(=CC2=CC=C3C=CC4=CC=C5C=CC6=CC=C1C1=C6C5=C4C3=C21)* 0.000 claims description 13
- 125000000623 heterocyclic group Chemical group 0.000 claims description 13
- 125000003427 indacenyl group Chemical group 0.000 claims description 13
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 13
- 150000002910 rare earth metals Chemical class 0.000 claims description 13
- HKMTVMBEALTRRR-UHFFFAOYSA-N Benzo[a]fluorene Chemical group C1=CC=CC2=C3CC4=CC=CC=C4C3=CC=C21 HKMTVMBEALTRRR-UHFFFAOYSA-N 0.000 claims description 12
- DGEZNRSVGBDHLK-UHFFFAOYSA-N [1,10]phenanthroline Chemical group C1=CN=C2C3=NC=CC=C3C=CC2=C1 DGEZNRSVGBDHLK-UHFFFAOYSA-N 0.000 claims description 12
- 125000005577 anthracene group Chemical group 0.000 claims description 12
- XNKVIGSNRYAOQZ-UHFFFAOYSA-N dibenzofluorene Chemical group C12=CC=CC=C2C2=CC=CC=C2C2=C1CC1=CC=CC=C12 XNKVIGSNRYAOQZ-UHFFFAOYSA-N 0.000 claims description 12
- ICPSWZFVWAPUKF-UHFFFAOYSA-N 1,1'-spirobi[fluorene] Chemical group C1=CC=C2C=C3C4(C=5C(C6=CC=CC=C6C=5)=CC=C4)C=CC=C3C2=C1 ICPSWZFVWAPUKF-UHFFFAOYSA-N 0.000 claims description 11
- TXCDCPKCNAJMEE-UHFFFAOYSA-N dibenzofuran Chemical group C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 claims description 11
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 claims description 10
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical group C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 125000005872 benzooxazolyl group Chemical group 0.000 claims description 10
- 125000000596 cyclohexenyl group Chemical group C1(=CCCCC1)* 0.000 claims description 10
- 125000003453 indazolyl group Chemical group N1N=C(C2=C1C=CC=C2)* 0.000 claims description 10
- 125000000561 purinyl group Chemical group N1=C(N=C2N=CNC2=C1)* 0.000 claims description 10
- 125000000027 (C1-C10) alkoxy group Chemical group 0.000 claims description 9
- 125000005578 chrysene group Chemical group 0.000 claims description 9
- IYYZUPMFVPLQIF-ALWQSETLSA-N dibenzothiophene Chemical group C1=CC=CC=2[34S]C3=C(C=21)C=CC=C3 IYYZUPMFVPLQIF-ALWQSETLSA-N 0.000 claims description 9
- 125000005581 pyrene group Chemical group 0.000 claims description 9
- 125000005580 triphenylene group Chemical group 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 150000001341 alkaline earth metal compounds Chemical class 0.000 claims description 8
- 150000004945 aromatic hydrocarbons Chemical group 0.000 claims description 8
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical group C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 claims description 7
- 150000001339 alkali metal compounds Chemical class 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- RDOWQLZANAYVLL-UHFFFAOYSA-N phenanthridine Chemical group C1=CC=C2C3=CC=CC=C3C=NC2=C1 RDOWQLZANAYVLL-UHFFFAOYSA-N 0.000 claims description 7
- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical group C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 claims description 7
- 150000002909 rare earth metal compounds Chemical class 0.000 claims description 7
- FLBAYUMRQUHISI-UHFFFAOYSA-N 1,8-naphthyridine Chemical group N1=CC=CC2=CC=CN=C21 FLBAYUMRQUHISI-UHFFFAOYSA-N 0.000 claims description 6
- MYKQKWIPLZEVOW-UHFFFAOYSA-N 11h-benzo[a]carbazole Chemical group C1=CC2=CC=CC=C2C2=C1C1=CC=CC=C1N2 MYKQKWIPLZEVOW-UHFFFAOYSA-N 0.000 claims description 6
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 6
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical group C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 claims description 6
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- ZXVFTTRBWPOSLL-UHFFFAOYSA-N thieno[3,2-b][1]benzofuran Chemical group O1C2=CC=CC=C2C2=C1C=CS2 ZXVFTTRBWPOSLL-UHFFFAOYSA-N 0.000 claims description 6
- OFPPMFSHIKARPG-UHFFFAOYSA-N thieno[3,2-b][1]benzothiole Chemical group S1C2=CC=CC=C2C2=C1C=CS2 OFPPMFSHIKARPG-UHFFFAOYSA-N 0.000 claims description 6
- BCMCBBGGLRIHSE-UHFFFAOYSA-N 1,3-benzoxazole Chemical group C1=CC=C2OC=NC2=C1 BCMCBBGGLRIHSE-UHFFFAOYSA-N 0.000 claims description 5
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical group C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 claims description 5
- RNXIRXYZZGOBQG-UHFFFAOYSA-N 2h-indeno[2,1-b]thiophene Chemical group C1=CC=C2C3=CCSC3=CC2=C1 RNXIRXYZZGOBQG-UHFFFAOYSA-N 0.000 claims description 5
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical group C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 5
- LJOLGGXHRVADAA-UHFFFAOYSA-N benzo[e][1]benzothiole Chemical compound C1=CC=C2C(C=CS3)=C3C=CC2=C1 LJOLGGXHRVADAA-UHFFFAOYSA-N 0.000 claims description 5
- MNXYJVWXMUBENA-UHFFFAOYSA-N dinaphthofuran Chemical group C1=CC=CC2=C(C3=C(C4=CC=CC=C4C=C3)O3)C3=CC=C21 MNXYJVWXMUBENA-UHFFFAOYSA-N 0.000 claims description 5
- SYXXZXWLYNODHL-UHFFFAOYSA-N dinaphthothiophene Chemical group C1=CC=CC2=C(C3=C(C4=CC=CC=C4C=C3)S3)C3=CC=C21 SYXXZXWLYNODHL-UHFFFAOYSA-N 0.000 claims description 5
- FGFBEHFJSQBISW-UHFFFAOYSA-N 1h-cyclopenta[b]pyridine Chemical group C1=CNC2=CC=CC2=C1 FGFBEHFJSQBISW-UHFFFAOYSA-N 0.000 claims description 4
- XWIYUCRMWCHYJR-UHFFFAOYSA-N 1h-pyrrolo[3,2-b]pyridine Chemical group C1=CC=C2NC=CC2=N1 XWIYUCRMWCHYJR-UHFFFAOYSA-N 0.000 claims description 4
- BGEVROQFKHXUQA-UHFFFAOYSA-N 71012-25-4 Chemical group C12=CC=CC=C2C2=CC=CC=C2C2=C1C1=CC=CC=C1N2 BGEVROQFKHXUQA-UHFFFAOYSA-N 0.000 claims description 4
- PFWJFKBTIBAASX-UHFFFAOYSA-N 9h-indeno[2,1-b]pyridine Chemical group C1=CN=C2CC3=CC=CC=C3C2=C1 PFWJFKBTIBAASX-UHFFFAOYSA-N 0.000 claims description 4
- KPXWJZVFWZHULA-UHFFFAOYSA-N 9h-indeno[2,1-d]pyrimidine Chemical group N1=CN=C2CC3=CC=CC=C3C2=C1 KPXWJZVFWZHULA-UHFFFAOYSA-N 0.000 claims description 4
- NBHJJVHJDGMLAK-UHFFFAOYSA-N S1CC=C2C1=C1C=CC=CC1=N2 Chemical group S1CC=C2C1=C1C=CC=CC1=N2 NBHJJVHJDGMLAK-UHFFFAOYSA-N 0.000 claims description 4
- 229910052771 Terbium Inorganic materials 0.000 claims description 4
- FBVBNCGJVKIEHH-UHFFFAOYSA-N [1]benzofuro[3,2-b]pyridine Chemical group C1=CN=C2C3=CC=CC=C3OC2=C1 FBVBNCGJVKIEHH-UHFFFAOYSA-N 0.000 claims description 4
- ITOKSWHFPQBNSE-UHFFFAOYSA-N [1]benzofuro[3,2-d]pyrimidine Chemical group N1=CN=C2C3=CC=CC=C3OC2=C1 ITOKSWHFPQBNSE-UHFFFAOYSA-N 0.000 claims description 4
- WIUZHVZUGQDRHZ-UHFFFAOYSA-N [1]benzothiolo[3,2-b]pyridine Chemical group C1=CN=C2C3=CC=CC=C3SC2=C1 WIUZHVZUGQDRHZ-UHFFFAOYSA-N 0.000 claims description 4
- OICJTSLHQGDCTQ-UHFFFAOYSA-N [1]benzothiolo[3,2-d]pyrimidine Chemical group N1=CN=C2C3=CC=CC=C3SC2=C1 OICJTSLHQGDCTQ-UHFFFAOYSA-N 0.000 claims description 4
- MFMVRILBADIIJO-UHFFFAOYSA-N benzo[e][1]benzofuran Chemical compound C1=CC=C2C(C=CO3)=C3C=CC2=C1 MFMVRILBADIIJO-UHFFFAOYSA-N 0.000 claims description 4
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical group C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 claims description 4
- YRTCKZIKGWZNCU-UHFFFAOYSA-N furo[3,2-b]pyridine Chemical group C1=CC=C2OC=CC2=N1 YRTCKZIKGWZNCU-UHFFFAOYSA-N 0.000 claims description 4
- 150000002390 heteroarenes Chemical group 0.000 claims description 4
- 239000003446 ligand Substances 0.000 claims description 4
- NYESPUIMUJRIAP-UHFFFAOYSA-N naphtho[1,2-e][1]benzofuran Chemical group C1=CC=CC2=C3C(C=CO4)=C4C=CC3=CC=C21 NYESPUIMUJRIAP-UHFFFAOYSA-N 0.000 claims description 4
- XRJUVKFVUBGLMG-UHFFFAOYSA-N naphtho[1,2-e][1]benzothiole Chemical group C1=CC=CC2=C3C(C=CS4)=C4C=CC3=CC=C21 XRJUVKFVUBGLMG-UHFFFAOYSA-N 0.000 claims description 4
- 239000010948 rhodium Substances 0.000 claims description 4
- DBDCNCCRPKTRSD-UHFFFAOYSA-N thieno[3,2-b]pyridine Chemical group C1=CC=C2SC=CC2=N1 DBDCNCCRPKTRSD-UHFFFAOYSA-N 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- VMLKTERJLVWEJJ-UHFFFAOYSA-N 1,5-naphthyridine Chemical group C1=CC=NC2=CC=CN=C21 VMLKTERJLVWEJJ-UHFFFAOYSA-N 0.000 claims description 3
- VSOSXKMEQPYESP-UHFFFAOYSA-N 1,6-naphthyridine Chemical group C1=CN=CC2=CC=CN=C21 VSOSXKMEQPYESP-UHFFFAOYSA-N 0.000 claims description 3
- MXBVNILGVJVVMH-UHFFFAOYSA-N 1,7-naphthyridine Chemical group C1=NC=CC2=CC=CN=C21 MXBVNILGVJVVMH-UHFFFAOYSA-N 0.000 claims description 3
- ZDPDDOIOIKNGEJ-UHFFFAOYSA-N 11h-indeno[1,2-h]quinoline Chemical group C1=CC=NC2=C3CC4=CC=CC=C4C3=CC=C21 ZDPDDOIOIKNGEJ-UHFFFAOYSA-N 0.000 claims description 3
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Abstract
Description
도 2는 본 발명의 다른 실시예에 따른 유기 발광 소자의 구조를 개략적으로 나타낸 도면이다.
도 3은 본 발명의 또 다른 실시예에 따른 유기 발광 소자의 구조를 개략적으로 나타낸 도면이다.
도 4는 본 발명의 또 다른 실시예에 따른 유기 발광 소자의 구조를 개략적으로 나타낸 도면이다.
실시예 | 발광층 호스트 | 전자 수송층 |
실시예 1-1 | 1-1 | 2-38 |
실시예 1-2 | 1-12 | 2-44 |
실시예 1-3 | 1-34 | 2-137 |
실시예 1-4 | 1-262 | 2-92 |
비교예 1-1 | 1-12 | A |
비교예 1-2 | CBP | 2-44 |
비교예 1-3 | CBP | B |
실시예 | 발광층 호스트 | 전자 수송층 |
실시예 2-1 | 1-35 | 2-44 |
실시예 2-2 | 1-60 | 2-137 |
실시예 2-3 | 1-68 | 2-38 |
실시예 2-4 | 1-187 | 2-69 |
비교예 2-1 | 1-60 | A |
비교예 2-2 | CBP | 2-137 |
비교예 2-3 | CBP | B |
실시예 | 발광층 호스트 | 버퍼층 | 전자 수송층 |
실시예 3-1 | 1-1 | 1-1 | 2-38 |
실시예 3-2 | 1-12 | 1-1 | 2-38 |
실시예 3-3 | 1-34 | 1-1 | 2-87 |
실시예 3-4 | 1-34 | 1-34 | 2-87 |
실시예 3-5 | 1-35 | 1-1 | 2-87 |
비교예 3-1 | CBP | Balq | Alq3 |
실시예 | 발광층 호스트 | 버퍼층 | 전자 수송층 |
실시예 4-1 | 1-60 | 1-1 | 2-137 |
실시예 4-2 | 1-68 | 1-1 | 2-137 |
비교예 4-1 | CBP | Balq | Alq3 |
실시예 | 발광층 호스트 | 버퍼층 | 전자 수송층 |
실시예 5-1 | 1-1 | 1-1 | 2-38:Liq |
실시예 5-2 | 1-35 | 1-1 | 2-87:Liq |
실시예 | 발광층 호스트 | 버퍼층 | 전자 수송층 |
실시예 7-1 | 1-1, 1-34 | 2-19 | 2-87:Liq |
실시예 7-2 | 1-1, 1-34 | 2-45 | 2-137:Liq |
발광 호스트 | 버퍼층 | 전자수송층 | 구동전압 (V) |
효율 (cd/A) |
수명 (시간) |
|
실시예 1-1 | 1-1 | - | 2-38 | 5.6 | 39.5 | 110 |
실시예 1-2 | 1-12 | - | 2-44 | 5.6 | 41 | 95 |
실시예 1-3 | 1-34 | - | 2-137 | 5.5 | 40.3 | 103 |
실시예 1-4 | 1-162 | - | 2-92 | 5.5 | 40 | 100 |
실시예 2-1 | 1-35 | - | 2-44 | 5.8 | 42 | 192 |
실시예 2-2 | 1-60 | - | 2-137 | 5.7 | 25 | 185 |
실시예 2-3 | 1-68 | - | 2-38 | 5.8 | 26 | 200 |
실시예 2-4 | 1-187 | - | 2-69 | 5.9 | 25 | 205 |
실시예 3-1 | 1-1 | 1-1 | 2-38 | 5.7 | 41.5 | 105 |
실시예 3-2 | 1-12 | 1-1 | 2-38 | 5.7 | 41 | 99 |
실시예 3-3 | 1-34 | 1-1 | 2-87 | 5.6 | 43 | 122 |
실시예 3-4 | 1-34 | 1-34 | 2-87 | 5.4 | 42 | 109 |
실시예 3-5 | 1-35 | 1-1 | 2-87 | 5.8 | 40.2 | 100 |
실시예 4-1 | 1-60 | 1-1 | 2-137 | 5.9 | 25 | 210 |
실시예 4-2 | 1-68 | 1-1 | 2-137 | 5.8 | 24.5 | 230 |
실시예 5-1 | 1-1 | 1-1 | 2-38:LiQ | 5.5 | 41 | 200 |
실시예 5-2 | 1-35 | 1-1 | 2-87:LiQ | 5.3 | 41 | 165 |
실시예 6-1 | 1-60 | 1-1 | 2-87:LiQ | 5.7 | 25.5 | 220 |
실시예 7-1 | 1-12, 1-34 | 2-19 | 2-87:LiQ | 5.2 | 45 | 220 |
실시예 7-2 | 1-12, 1-34 | 2-45 | 2-137:LiQ | 5.2 | 44 | 180 |
비교예 1-1 | 1-12 | - | A | 5.8 | 38.5 | 77 |
비교예 1-2 | CBP | - | 2-44 | 6.0 | 35.3 | 72 |
비교예 1-3 | CBP | - | B | 5.9 | 35 | 75 |
비교예 2-1 | 1-60 | - | A | 6.0 | 23.5 | 130 |
비교예 2-2 | CBP | - | 2-137 | 6.3 | 20.5 | 131 |
비교예 2-3 | CBP | - | B | 6.2 | 20 | 140 |
비교예 3-1 | CBP | Balq | Alq3 | 6.1 | 36.1 | 60 |
비교예 4-1 | CBP | Balq | Alq3 | 6.2 | 21.6 | 125 |
110: 제1전극
150: 유기층
190: 제2전극
210: 제1캡핑층
220: 제2캡핑층
Claims (20)
- 제1전극;
제2전극; 및
상기 제1전극과 상기 제2전극 사이에 개재된 유기층을 포함하고,
상기 유기층은 발광층 및 상기 발광층과 상기 제2전극 사이에 개재된 전자 수송 영역을 더 포함하고;
상기 발광층은 하기 화학식 1로 표시되는 제1화합물을 포함하고,
상기 전자 수송 영역은 하기 화학식 2로 표시되는 제2화합물을 포함하고, 상기 제2화합물은 하기 화학식 9-1 및/또는 9-2로 표시되는 기를 포함하되, 상기 제1화합물이 4,4'-비스(N-카바졸일)-1,1'-비페닐(CBP)인 경우는 제외되는, 유기 발광 소자:
<화학식 1>
<화학식 2>
상기 화학식 1 중,
Ar11은 하기 화학식 1-1로 표시되는 기이고;
<화학식 1-1>
R11 및 R12는 서로 독립적으로, 하기 화학식 8-1로 표시되는 기, 하기 화학식 8-2로 표시되는 기, 수소, 중수소, -F, -Cl, -Br, -I, 시아노기, 니트로기, 치환 또는 비치환된 C1-C60알킬기, 치환 또는 비치환된 C1-C60알콕시기, 치환 또는 비치환된 C3-C10시클로알킬기, 치환 또는 비치환된 C1-C10헤테로시클로알킬기, 치환 또는 비치환된 C3-C10시클로알케닐기, 치환 또는 비치환된 C1-C10헤테로시클로알케닐기, 치환 또는 비치환된 C6-C60아릴기, 치환 또는 비치환된 C6-C60아릴옥시기, 치환 또는 비치환된 C6-C60아릴티오기, 치환 또는 비치환된 C1-C60헤테로아릴기, -Si(Q1)(Q2)(Q3), -B(Q1)(Q2), -C(=O)(Q1), -S(=O)2(Q1) 및 -P(=O)(Q1)(Q2) 중에서 선택되고;
<화학식 8-1> <화학식 8-2>
L11 및 L12는 서로 독립적으로, *-O-*', *-S-*', *-C(=O)-*', *-P(=O)(Q1)-*', *-Si(Q1)(Q2)-*', 치환 또는 비치환된 C6-C60아릴렌기, 치환 또는 비치환된 C1-C60헤테로아릴렌기 중에서 선택되고;
m11은 1 및 2 중에서 선택되고;
a11 및 a12는 서로 독립적으로, 0, 1, 2 및 3 중에서 선택되고;
n11 및 n12는 서로 독립적으로, 0, 1, 2, 3 및 4 중에서 선택되고;
상기 화학식 1-1, 8-1 및 8-2 중,
A11, A12, A81 및 A82는 서로 독립적으로, C5-C20카보시클릭 그룹 및 C1-C20헤테로시클릭 그룹 중에서 선택되되,
A11 및 A12 중 적어도 하나는 페난트렌 그룹, 안트라센 그룹, 트리페닐렌 그룹, 파이렌 그룹, 크라이센 그룹, 퓨란 그룹, 티오펜 그룹, 피롤 그룹, 피리딘 그룹, 피라진 그룹, 피리미딘 그룹, 피리다진 그룹, 트리아진 그룹, 퀴놀린 그룹, 이소퀴놀린 그룹, 2,6-나프티리딘 그룹, 1,8-나프티리딘 그룹, 1,5-나프티리딘 그룹, 1,6-나프티리딘 그룹, 1,7-나프티리딘 그룹, 2,7-나프티리딘 그룹, 퀴녹살린 그룹, 퀴나졸린 그룹, 페난트리딘 그룹, 페난트롤린 그룹, 벤조퓨란 그룹, 벤조티오펜 그룹, 인덴 그룹, 퓨로피리딘 그룹, 티에노피리딘 그룹, 시클로펜타피리딘 그룹, 피롤로피리딘 그룹, 디벤조퓨란 그룹, 디벤조티오펜 그룹, 플루오렌 그룹, 벤조퓨로티오펜 그룹, 벤조티에노티오펜 그룹, 인데노티오펜 그룹, 인돌로티오펜 그룹, 벤조퓨로퓨란 그룹, 벤조티에노퓨란 그룹, 인데노퓨란 그룹, 벤조퓨로티오펜 그룹, 벤조티에노티오펜 그룹, 인데노티오펜 그룹, 벤조퓨로피리딘 그룹, 벤조티에노피리딘 그룹, 인데노피리딘 그룹, 벤조퓨로피리미딘 그룹, 벤조티에노피리미딘 그룹, 인데노피리미딘 그룹, 벤조퓨로벤조퓨란 그룹, 벤조티에노벤조퓨란 그룹, 인데노벤조퓨란 그룹, 벤조퓨로벤조티오펜 그룹, 벤조티에노벤조티오펜 그룹, 인데노벤조티오펜 그룹, 벤조퓨로퀴놀린 그룹, 벤조티에노퀴놀린 그룹, 인데노퀴놀린 그룹, 벤조나프토퓨란 그룹, 벤조나프토티오펜 그룹, 벤조플루오렌 그룹, 디나프토퓨란 그룹, 디나프토티오펜 그룹, 디벤조플루오렌 그룹, 벤조옥사졸 그룹, 벤조티아졸 그룹, 벤즈이미다졸 그룹, 나프토퓨란, 나프토티오펜, 시클로펜타나프탈렌 그룹, 스파이로-비플루오렌 그룹 및 스파이로-플루오렌-인덴 그룹 중에서 선택되고;
X11은 C[(L13)a13-R13][(L14)a14-R14]이고;
X12는 단일 결합, N[(L15)a15-R15], C[(L15)a15-R15][(L16)a16-R16], O 및 S 중에서 선택되고;
R13 내지 R16은 서로 독립적으로, 상기 화학식 8-1로 표시되는 기, 상기 화학식 8-2로 표시되는 기, 수소, 중수소, -F, -Cl, -Br, -I, 시아노기, 니트로기, 치환 또는 비치환된 C1-C60알킬기, 치환 또는 비치환된 C1-C60알콕시기, 치환 또는 비치환된 C3-C10시클로알킬기, 치환 또는 비치환된 C1-C10헤테로시클로알킬기, 치환 또는 비치환된 C3-C10시클로알케닐기, 치환 또는 비치환된 C1-C10헤테로시클로알케닐기, 치환 또는 비치환된 C6-C60아릴기, 치환 또는 비치환된 C6-C60아릴옥시기, 치환 또는 비치환된 C6-C60아릴티오기, 치환 또는 비치환된 C1-C60헤테로아릴기, -Si(Q1)(Q2)(Q3), -B(Q1)(Q2), -C(=O)(Q1), -S(=O)2(Q1) 및 -P(=O)(Q1)(Q2) 중에서 선택되고; X11이 C[(L13)a13-R13][(L14)a14-R14]인 경우, R13 및 R14는 선택적으로(optionally), 서로 결합하여 고리를 형성하고; X12가 C[(L15)a15-R15][(L16)a16-R16]인 경우, R15 및 R16은 선택적으로, 서로 결합하여 고리를 형성하고;
L13 내지 L16는 서로 독립적으로, *-O-*', *-S-*', *-C(=O)-*', *-P(=O)(Q1)-*', *-Si(Q1)(Q2)-*', 치환 또는 비치환된 C6-C60아릴렌기, 치환 또는 비치환된 C1-C60헤테로아릴렌기 중에서 선택되고;
a13 내지 a16는 서로 독립적으로, 0, 1, 2 및 3 중에서 선택되고;
R101 및 R102은 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 시아노기, 니트로기, 치환 또는 비치환된 C1-C60알킬기, 치환 또는 비치환된 C1-C60알콕시기, 치환 또는 비치환된 C3-C10시클로알킬기, 치환 또는 비치환된 C1-C10헤테로시클로알킬기, 치환 또는 비치환된 C3-C10시클로알케닐기, 치환 또는 비치환된 C1-C10헤테로시클로알케닐기, 치환 또는 비치환된 C6-C60아릴기, 치환 또는 비치환된 C6-C60아릴옥시기, 치환 또는 비치환된 C6-C60아릴티오기, 치환 또는 비치환된 C1-C60헤테로아릴기, -Si(Q1)(Q2)(Q3), -B(Q1)(Q2), -C(=O)(Q1), -S(=O)2(Q1) 및 -P(=O)(Q1)(Q2) 중에서 선택되고;
b101 및 b102는 서로 독립적으로, 1, 2, 3, 4, 5 및 6 중에서 선택되고;
X81은 N[(L81)a81-R81], C[(L81)a81-R81][(L82)a82-R82], O 및 S 중에서 선택되고;
X82는 단일 결합, N[(L83)a83-R83], C[(L83)a83-R83][(L84)a84-R84], O 및 S 중에서 선택되고;
R85 및 R86은 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 시아노기, 니트로기, 치환 또는 비치환된 C1-C60알킬기, 치환 또는 비치환된 C1-C60알콕시기, 치환 또는 비치환된 C3-C10시클로알킬기, 치환 또는 비치환된 C1-C10헤테로시클로알킬기, 치환 또는 비치환된 C3-C10시클로알케닐기, 치환 또는 비치환된 C1-C10헤테로시클로알케닐기, 치환 또는 비치환된 C6-C60아릴기, 치환 또는 비치환된 C6-C60아릴옥시기, 치환 또는 비치환된 C6-C60아릴티오기, 치환 또는 비치환된 C1-C60헤테로아릴기, -Si(Q1)(Q2)(Q3), -B(Q1)(Q2), -C(=O)(Q1), -S(=O)2(Q1) 및 -P(=O)(Q1)(Q2) 중에서 선택되고;
b85 및 b86은 서로 독립적으로, 1, 2, 3, 4, 5 및 6 중에서 선택되고;
R81 내지 R84는 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 시아노기, 니트로기, 치환 또는 비치환된 C1-C60알킬기, 치환 또는 비치환된 C1-C60알콕시기, 치환 또는 비치환된 C3-C10시클로알킬기, 치환 또는 비치환된 C1-C10헤테로시클로알킬기, 치환 또는 비치환된 C3-C10시클로알케닐기, 치환 또는 비치환된 C1-C10헤테로시클로알케닐기, 치환 또는 비치환된 C6-C60아릴기, 치환 또는 비치환된 C6-C60아릴옥시기, 치환 또는 비치환된 C6-C60아릴티오기, 치환 또는 비치환된 C1-C60헤테로아릴기, -Si(Q1)(Q2)(Q3), -B(Q1)(Q2), -C(=O)(Q1), -S(=O)2(Q1) 및 -P(=O)(Q1)(Q2) 중에서 선택되고; X81가 C[(L81)a81-R81][(L82)a82-R82]인 경우, R81 및 R82는 선택적으로, 서로 결합하여 고리를 형성하고; X82가 C[(L83)a83-R83][(L84)a84-R84]인 경우, R83 및 R84는 선택적으로, 서로 결합하여 고리를 형성하고; Q1 내지 Q3는 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기, C1-C60알콕시기, C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, 비페닐기 및 터페닐기 중에서 선택되고;
L81 내지 L84는 서로 독립적으로, *-O-*', *-S-*', *-C(=O)-*', *-P(=O)(Q1)-*', *-Si(Q1)(Q2)-*', 치환 또는 비치환된 C6-C60아릴렌기, 치환 또는 비치환된 C1-C60헤테로아릴렌기 중에서 선택되고;
a81 내지 a84는 서로 독립적으로, 0, 1, 2 및 3 중에서 선택되고;
상기 화학식 2 중,
A21은 C6-C20아렌 그룹 및 C1-C20헤테로아렌 그룹 중에서 선택되고;
X21은 N 및 C(R21) 중에서 선택되고; X22는 N 및 C(R22) 중에서 선택되고; X23은 N 및 C(R23) 중에서 선택되고; X24는 N 및 C(R24) 중에서 선택되고; X25는 N 및 C(R25) 중에서 선택되고; X21 내지 X25 중 적어도 하나는 N이고;
R21 내지 R26은 서로 독립적으로, 하기 화학식 9-1 내지 9-3으로 표시되는 기, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, 치환 또는 비치환된 C1-C60알킬기, 치환 또는 비치환된 C1-C60알콕시기, 치환 또는 비치환된 C3-C10시클로알킬기, 치환 또는 비치환된 C1-C10헤테로시클로알킬기, 치환 또는 비치환된 C3-C10시클로알케닐기, 치환 또는 비치환된 C1-C10헤테로시클로알케닐기, 치환 또는 비치환된 C6-C60아릴기, 치환 또는 비치환된 C6-C60아릴옥시기, 치환 또는 비치환된 C6-C60아릴티오기, 치환 또는 비치환된 C1-C60헤테로아릴기, 치환 또는 비치환된 1가 비-방향족 축합다환 그룹 및 치환 또는 비치환된 1가 비-방향족 헤테로축합다환 그룹, -Si(Q1)(Q2)(Q3), -N(Q1)(Q2), -B(Q1)(Q2), -C(=O)(Q1), -S(=O)2(Q1) 및 -P(=O)(Q1)(Q2) 중에서 선택되고; R21 내지 R26 중 적어도 하나는 하기 화학식 9-1로 표시되는 기 및 하기 화학식 9-2로 표시되는 기 중에서 선택되고;
Q1 내지 Q3는 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기, C1-C60알콕시기, C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, 비페닐기 및 터페닐기 중에서 선택되고;
<화학식 9-1> <화학식 9-2> <화학식 9-3>
*-(L91)a91-R91 *-(L92)a92-R92 *-(L93)a93-R93
b26은 1, 2, 3, 4, 5 및 6 중에서 선택되고;
상기 화학식 9-1 내지 9-3 중,
L91은 C1-C60알킬기 및 C3-C10시클로알킬기 중에서 선택된 적어도 하나로 치환된, C6-C60아릴렌기 및 C1-C60헤테로아릴렌기 중에서 선택되고;
L92 및 L93는 서로 독립적으로, 치환 또는 비치환된 C6-C60아릴렌기, 치환 또는 비치환된 C1-C60헤테로아릴렌기 중에서 선택되고;
a91은 1 및 2 중에서 선택되고;
a92 및 a93는 서로 독립적으로, 0, 1 및 2 중에서 선택되고;
R91 및 R93는 서로 독립적으로, 치환 또는 비치환된 C6-C60아릴기 및 치환 또는 비치환된 C1-C60헤테로아릴기 중에서 선택되고;
R92는 C1-C60알킬기 및 C3-C10시클로알킬기 중에서 선택된 적어도 하나로 치환된, C6-C60아릴기 및 C1-C60헤테로아릴기 중에서 선택되고;
* 및 *'은 이웃한 원자와의 결합 사이트이다. - 제1항에 있어서,
A81 및 A82는 서로 독립적으로, 벤젠 그룹, 나프탈렌 그룹, 페난트렌 그룹, 안트라센 그룹, 트리페닐렌 그룹, 파이렌 그룹, 크라이센 그룹, 퓨란 그룹, 티오펜 그룹, 피롤 그룹, 피리딘 그룹, 피라진 그룹, 피리미딘 그룹, 피리다진 그룹, 트리아진 그룹, 퀴놀린 그룹, 이소퀴놀린 그룹, 2,6-나프티리딘 그룹, 1,8-나프티리딘 그룹, 1,5-나프티리딘 그룹, 1,6-나프티리딘 그룹, 1,7-나프티리딘 그룹, 2,7-나프티리딘 그룹, 퀴녹살린 그룹, 퀴나졸린 그룹, 페난트리딘 그룹, 페난트롤린 그룹, 벤조퓨란 그룹, 벤조티오펜 그룹, 인덴 그룹, 인돌 그룹, 퓨로피리딘 그룹, 티에노피리딘 그룹, 시클로펜타피리딘 그룹, 피롤로피리딘 그룹, 디벤조퓨란 그룹, 디벤조티오펜 그룹, 플루오렌 그룹, 카바졸 그룹, 벤조퓨로피롤 그룹, 벤조티에노피롤 그룹, 인데노피롤 그룹, 인돌로피롤 그룹, 벤조퓨로티오펜 그룹, 벤조티에노티오펜 그룹, 인데노티오펜 그룹, 인돌로티오펜 그룹, 벤조퓨로퓨란 그룹, 벤조티에노퓨란 그룹, 인데노퓨란 그룹, 인돌로퓨란 그룹, 벤조퓨로티오펜 그룹, 벤조티에노티오펜 그룹, 인데노티오펜 그룹, 인돌로티오펜 그룹, 벤조퓨로피리딘 그룹, 벤조티에노피리딘 그룹, 인데노피리딘 그룹, 인돌로피리딘 그룹, 벤조퓨로피리미딘 그룹, 벤조티에노피리미딘 그룹, 인데노피리미딘 그룹, 인돌로피리미딘 그룹, 벤조퓨로인돌 그룹, 벤조티에노인돌 그룹, 인데노인돌 그룹, 인돌로인돌 그룹, 벤조퓨로벤조퓨란 그룹, 벤조티에노벤조퓨란 그룹, 인데노벤조퓨란 그룹, 인돌로벤조퓨란 그룹, 벤조퓨로벤조티오펜 그룹, 벤조티에노벤조티오펜 그룹, 인데노벤조티오펜 그룹, 인돌로벤조티오펜 그룹, 벤조퓨로퀴놀린 그룹, 벤조티에노퀴놀린 그룹, 인데노퀴놀린 그룹, 인돌로퀴놀린 그룹, 벤조나프토퓨란 그룹, 벤조나프토티오펜 그룹, 벤조플루오렌 그룹, 벤조카바졸 그룹, 디나프토퓨란 그룹, 디나프토티오펜 그룹, 디벤조플루오렌 그룹, 디벤조카바졸 그룹, 벤조옥사졸 그룹, 벤조티아졸 그룹, 벤즈이미다졸 그룹, 나프토퓨란, 나프토티오펜, 시클로펜타나프탈렌 그룹, 스파이로-비플루오렌 그룹 및 스파이로-플루오렌-인덴 그룹 중에서 선택되는, 유기 발광 소자. - 제1항에 있어서,
L11 내지 L16 및 L81 내지 L84는 서로 독립적으로, *-Si(CH3)2*', *-Si(CH3)(Ph)-*', *-Si(Ph)2-*', 페닐렌기, 나프틸렌기, 페난트레닐렌기, 안트라세닐렌기, 트리페닐레닐렌기, 파이레닐렌기, 크라이세닐렌기, 피리디닐렌기, 피라지닐렌기, 피리미디닐렌기, 퀴놀리닐렌기, 이소퀴놀리닐렌기, 벤조퀴놀리닐렌기, 프탈라지닐렌기, 나프티리디닐렌기, 퀴녹살리닐렌기, 퀴나졸리닐렌기, 페난트리디닐렌기, 아크리디닐렌기, 페난트롤리닐렌기 및 트리아지닐렌기;
중수소, -F, -Cl, -Br, -I, 시아노기, C1-C20알킬기, C1-C20알콕시기, 시클로펜틸기, 시클로헥실기, 시클로헵틸기, 시클로펜테닐기, 시클로헥세닐기, 페닐기, 비페닐기, 터페닐기, 펜탈레닐기, 인데닐기, 나프틸기, 아줄레닐기, 헵탈레닐기, 인다세닐기, 아세나프틸기, 플루오레닐기, 스파이로-비플루오레닐기, 벤조플루오레닐기, 디벤조플루오레닐기, 페날레닐기, 페난트레닐기, 안트라세닐기, 플루오란테닐기, 트리페닐레닐기, 파이레닐기, 크라이세닐기, 나프타세닐기, 피세닐기, 페릴레닐기, 펜타페닐기, 헥사세닐기, 펜타세닐기, 루비세닐기, 코로네닐기, 오발레닐기, 피롤일기, 티오페닐기, 퓨라닐기, 이미다졸일기, 피라졸일기, 티아졸일기, 이소티아졸일기, 옥사졸일기, 이속사졸일기, 피리디닐기, 피라지닐기, 피리미디닐기, 피리다지닐기, 이소인돌일기, 인돌일기, 인다졸일기, 푸리닐기, 퀴놀리닐기, 이소퀴놀리닐기, 벤조퀴놀리닐기, 프탈라지닐기, 나프티리디닐기, 퀴녹살리닐기, 퀴나졸리닐기, 시놀리닐기, 카바졸일기, 페난트리디닐기, 아크리디닐기, 페난트롤리닐기, 페나지닐기, 벤즈이미다졸일기, 벤조퓨라닐기, 벤조티오페닐기, 이소벤조티아졸일기, 벤조옥사졸일기, 이소벤조옥사졸일기, 트리아졸일기, 테트라졸일기, 옥사디아졸일기, 트리아지닐기, 디벤조퓨라닐기, 디벤조티오페닐기, 벤조카바졸일기, 디벤조카바졸일기, -Si(Q31)(Q32)(Q33), -N(Q31)(Q32), -B(Q31)(Q32), -C(=O)(Q31), -S(=O)2(Q31) 및 -P(=O)(Q31)(Q32) 중 적어도 하나로 치환된, 페닐렌기, 나프틸렌기, 페난트레닐렌기, 안트라세닐렌기, 트리페닐레닐렌기, 파이레닐렌기, 크라이세닐렌기, 피리디닐렌기, 피라지닐렌기, 피리미디닐렌기, 퀴놀리닐렌기, 이소퀴놀리닐렌기, 벤조퀴놀리닐렌기, 프탈라지닐렌기, 나프티리디닐렌기, 퀴녹살리닐렌기, 퀴나졸리닐렌기, 페난트리디닐렌기, 아크리디닐렌기, 페난트롤리닐렌기 및 트리아지닐렌기; 및
중수소, -F, -Cl, -Br, -I, 시아노기, C1-C20알킬기, C1-C20알콕시기, 페닐기, 비페닐기 및 터페닐기 중 적어도 하나로 치환된, 시클로펜틸기, 시클로헥실기, 시클로헵틸기, 시클로펜테닐기, 시클로헥세닐기, 페닐기, 비페닐기, 터페닐기, 펜탈레닐기, 인데닐기, 나프틸기, 아줄레닐기, 헵탈레닐기, 인다세닐기, 아세나프틸기, 플루오레닐기, 스파이로-비플루오레닐기, 벤조플루오레닐기, 디벤조플루오레닐기, 페날레닐기, 페난트레닐기, 안트라세닐기, 플루오란테닐기, 트리페닐레닐기, 파이레닐기, 크라이세닐기, 나프타세닐기, 피세닐기, 페릴레닐기, 펜타페닐기, 헥사세닐기, 펜타세닐기, 루비세닐기, 코로네닐기, 오발레닐기, 피롤일기, 티오페닐기, 퓨라닐기, 이미다졸일기, 피라졸일기, 티아졸일기, 이소티아졸일기, 옥사졸일기, 이속사졸일기, 피리디닐기, 피라지닐기, 피리미디닐기, 피리다지닐기, 이소인돌일기, 인돌일기, 인다졸일기, 푸리닐기, 퀴놀리닐기, 이소퀴놀리닐기, 벤조퀴놀리닐기, 프탈라지닐기, 나프티리디닐기, 퀴녹살리닐기, 퀴나졸리닐기, 시놀리닐기, 카바졸일기, 페난트리디닐기, 아크리디닐기, 페난트롤리닐기, 페나지닐기, 벤즈이미다졸일기, 벤조퓨라닐기, 벤조티오페닐기, 이소벤조티아졸일기, 벤조옥사졸일기, 이소벤조옥사졸일기, 트리아졸일기, 테트라졸일기, 옥사디아졸일기, 트리아지닐기, 디벤조퓨라닐기, 디벤조티오페닐기, 벤조카바졸일기 및 디벤조카바졸일기 중 적어도 하나로 치환된, 페닐렌기, 나프틸렌기, 페난트레닐렌기, 안트라세닐렌기, 트리페닐레닐렌기, 파이레닐렌기, 크라이세닐렌기, 피리디닐렌기, 피라지닐렌기, 피리미디닐렌기, 퀴놀리닐렌기, 이소퀴놀리닐렌기, 벤조퀴놀리닐렌기, 프탈라지닐렌기, 나프티리디닐렌기, 퀴녹살리닐렌기, 퀴나졸리닐렌기, 페난트리디닐렌기, 아크리디닐렌기, 페난트롤리닐렌기 및 트리아지닐렌기; 중에서 선택되고;
Q31 내지 Q33은 서로 독립적으로, 수소, 메틸기, 에틸기, n-프로필기, iso-프로필기, tert-부틸기, 페닐기, 비페닐기 및 터페닐기 중에서 선택되는, 유기 발광 소자. - 제1항에 있어서,
R11 내지 R16은 서로 독립적으로, 상기 화학식 8-1로 표시되는 기, 상기 화학식 8-2로 표시되는 기, C1-C20알킬기, C6-C30아릴기 및 C1-C30헤테로아릴기;
중수소, -F, -Cl, -Br, -I, C1-C20알킬기, C1-C20알콕시기, C3-C10시클로알킬기, C6-C30아릴기, C1-C30헤테로아릴기, -N(Q31)(Q32) 및 -Si(Q31)(Q32)(Q33) 중 적어도 하나로 치환된, C6-C30아릴기 및 C1-C30헤테로아릴기; 및
중수소, -F, -Cl, -Br, -I, C1-C20알킬기, C1-C20알콕시기, C3-C10시클로알킬기, C6-C30아릴기, C1-C30헤테로아릴기, -N(Q21)(Q22) 및 -Si(Q21)(Q22)(Q23) 중 적어도 하나로 치환된, C6-C30아릴기 및 C1-C30헤테로아릴기 중 적어도 하나로 치환된, C6-C30아릴기 및 C1-C30헤테로아릴기; 중에서 선택되고;
Q21 내지 Q23 및 Q31 내지 Q33는 서로 독립적으로, C1-C20알킬기 및 C6-C30아릴기 중에서 선택되는, 유기 발광 소자. - 제1항에 있어서,
n11 및 n12의 합은 0 및 1 중에서 선택되는, 유기 발광 소자. - 제1항에 있어서,
R81 내지 R84는 서로 독립적으로, C1-C20알킬기, C6-C30아릴기 및 C1-C30헤테로아릴기;
중수소, -F, -Cl, -Br, -I, C1-C20알킬기, C1-C20알콕시기, C3-C10시클로알킬기, C6-C30아릴기, C1-C30헤테로아릴기, -N(Q31)(Q32) 및 -Si(Q31)(Q32)(Q33) 중 적어도 하나로 치환된, C6-C30아릴기 및 C1-C30헤테로아릴기; 및
중수소, -F, -Cl, -Br, -I, C1-C20알킬기, C1-C20알콕시기, C3-C10시클로알킬기, C6-C30아릴기, C1-C30헤테로아릴기, -N(Q21)(Q22) 및 -Si(Q21)(Q22)(Q23) 중 적어도 하나로 치환된, C6-C30아릴기 및 C1-C30헤테로아릴기 중 적어도 하나로 치환된, C6-C30아릴기 및 C1-C30헤테로아릴기; 중에서 선택되고;
Q21 내지 Q23 및 Q31 내지 Q33는 서로 독립적으로, C1-C20알킬기 및 C6-C30아릴기 중에서 선택되는, 유기 발광 소자. - 제1항에 있어서,
A21은 벤젠 그룹, 나프탈렌 그룹, 페난트렌 그룹, 안트라센 그룹, 피리딘 그룹, 피라진 그룹, 피리미딘 그룹, 트리아진 그룹, 퀴놀린 그룹, 이소퀴놀린 그룹, 퀴녹살린 그룹 및 퀴나졸린 그룹 중에서 선택되는, 유기 발광 소자. - 제1항에 있어서,
R21 내지 R26은 서로 독립적으로, 상기 화학식 9-1 내지 9-3으로 표시되는 기, 수소, C1-C20알킬기 및 C3-C10시클로알킬기;
C6-C30아릴기, C1-C30헤테로아릴기, 1가 비-방향족 축합다환 그룹 및 1가 비-방향족 헤테로축합다환 그룹;
중수소, -F, -Cl, -Br, -I, C1-C20알킬기, C3-C10시클로알킬기, C6-C30아릴기, C1-C30헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비방향족 헤테로축합다환 그룹, -N(Q31)(Q32) 및 -Si(Q31)(Q32)(Q33) 중 적어도 하나로 치환된, C6-C30아릴기, C1-C30헤테로아릴기, 1가 비-방향족 축합다환 그룹 및 1가 비방향족 헤테로축합다환 그룹; 및
중수소, -F, -Cl, -Br, -I, C1-C20알킬기, C3-C10시클로알킬기, C6-C30아릴기, C1-C30헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비방향족 헤테로축합다환 그룹, -N(Q21)(Q22) 및 -Si(Q21)(Q22)(Q23) 중 적어도 하나로 치환된, C6-C30아릴기, C1-C30헤테로아릴기, 1가 비-방향족 축합다환 그룹 및 1가 비방향족 헤테로축합다환 그룹 중 적어도 하나로 치환된, C6-C30아릴기, C1-C30헤테로아릴기, 1가 비-방향족 축합다환 그룹 및 1가 비방향족 헤테로축합다환 그룹; 중에서 선택되고;
Q21 내지 Q23 및 Q31 내지 Q33는 서로 독립적으로, C1-C20알킬기 및 C6-C30아릴기 중에서 선택되는, 유기 발광 소자. - 제1항에 있어서,
L91은 C1-C20알킬기, 시클로펜틸기, 시클로헥실기 및 시클로헵틸기 중 적어도 하나로 치환된, 페닐렌기, 나프틸렌기, 페난트레닐렌기, 안트라세닐렌기, 트리페닐레닐렌기, 파이레닐렌기, 크라이세닐렌기, 피리디닐렌기, 피라지닐렌기, 피리미디닐렌기, 퀴놀리닐렌기, 이소퀴놀리닐렌기, 벤조퀴놀리닐렌기, 프탈라지닐렌기, 나프티리디닐렌기, 퀴녹살리닐렌기, 퀴나졸리닐렌기, 페난트리디닐렌기, 아크리디닐렌기, 페난트롤리닐렌기 및 트리아지닐렌기; 중에서 선택되는, 유기 발광 소자. - 제1항에 있어서,
L92 및 L93는 서로 독립적으로, 페닐렌기, 나프틸렌기, 페난트레닐렌기, 안트라세닐렌기, 트리페닐레닐렌기, 파이레닐렌기, 크라이세닐렌기, 피리디닐렌기, 피라지닐렌기, 피리미디닐렌기, 퀴놀리닐렌기, 이소퀴놀리닐렌기, 벤조퀴놀리닐렌기, 프탈라지닐렌기, 나프티리디닐렌기, 퀴녹살리닐렌기, 퀴나졸리닐렌기, 페난트리디닐렌기, 아크리디닐렌기, 페난트롤리닐렌기 및 트리아지닐렌기;
중수소, -F, -Cl, -Br, -I, 시아노기, C1-C20알킬기, C1-C20알콕시기, 시클로펜틸기, 시클로헥실기, 시클로헵틸기, 시클로펜테닐기, 시클로헥세닐기, 페닐기, 비페닐기, 터페닐기, 펜탈레닐기, 인데닐기, 나프틸기, 아줄레닐기, 헵탈레닐기, 인다세닐기, 아세나프틸기, 플루오레닐기, 스파이로-비플루오레닐기, 벤조플루오레닐기, 디벤조플루오레닐기, 페날레닐기, 페난트레닐기, 안트라세닐기, 플루오란테닐기, 트리페닐레닐기, 파이레닐기, 크라이세닐기, 나프타세닐기, 피세닐기, 페릴레닐기, 펜타페닐기, 헥사세닐기, 펜타세닐기, 루비세닐기, 코로네닐기, 오발레닐기, 피롤일기, 티오페닐기, 퓨라닐기, 이미다졸일기, 피라졸일기, 티아졸일기, 이소티아졸일기, 옥사졸일기, 이속사졸일기, 피리디닐기, 피라지닐기, 피리미디닐기, 피리다지닐기, 이소인돌일기, 인돌일기, 인다졸일기, 푸리닐기, 퀴놀리닐기, 이소퀴놀리닐기, 벤조퀴놀리닐기, 프탈라지닐기, 나프티리디닐기, 퀴녹살리닐기, 퀴나졸리닐기, 시놀리닐기, 카바졸일기, 페난트리디닐기, 아크리디닐기, 페난트롤리닐기, 페나지닐기, 벤즈이미다졸일기, 벤조퓨라닐기, 벤조티오페닐기, 이소벤조티아졸일기, 벤조옥사졸일기, 이소벤조옥사졸일기, 트리아졸일기, 테트라졸일기, 옥사디아졸일기, 트리아지닐기, 디벤조퓨라닐기, 디벤조티오페닐기, 벤조카바졸일기, 디벤조카바졸일기, -Si(Q31)(Q32)(Q33), -N(Q31)(Q32), -B(Q31)(Q32), -C(=O)(Q31), -S(=O)2(Q31) 및 -P(=O)(Q31)(Q32) 중 적어도 하나로 치환된, 페닐렌기, 나프틸렌기, 페난트레닐렌기, 안트라세닐렌기, 트리페닐레닐렌기, 파이레닐렌기, 크라이세닐렌기, 피리디닐렌기, 피라지닐렌기, 피리미디닐렌기, 퀴놀리닐렌기, 이소퀴놀리닐렌기, 벤조퀴놀리닐렌기, 프탈라지닐렌기, 나프티리디닐렌기, 퀴녹살리닐렌기, 퀴나졸리닐렌기, 페난트리디닐렌기, 아크리디닐렌기, 페난트롤리닐렌기 및 트리아지닐렌기; 및
중수소, -F, -Cl, -Br, -I, 시아노기, C1-C20알킬기, C1-C20알콕시기 중 적어도 하나로 치환된, 시클로펜틸기, 시클로헥실기, 시클로헵틸기, 시클로펜테닐기, 시클로헥세닐기, 페닐기, 비페닐기, 터페닐기, 펜탈레닐기, 인데닐기, 나프틸기, 아줄레닐기, 헵탈레닐기, 인다세닐기, 아세나프틸기, 플루오레닐기, 스파이로-비플루오레닐기, 벤조플루오레닐기, 디벤조플루오레닐기, 페날레닐기, 페난트레닐기, 안트라세닐기, 플루오란테닐기, 트리페닐레닐기, 파이레닐기, 크라이세닐기, 나프타세닐기, 피세닐기, 페릴레닐기, 펜타페닐기, 헥사세닐기, 펜타세닐기, 루비세닐기, 코로네닐기, 오발레닐기, 피롤일기, 티오페닐기, 퓨라닐기, 이미다졸일기, 피라졸일기, 티아졸일기, 이소티아졸일기, 옥사졸일기, 이속사졸일기, 피리디닐기, 피라지닐기, 피리미디닐기, 피리다지닐기, 이소인돌일기, 인돌일기, 인다졸일기, 푸리닐기, 퀴놀리닐기, 이소퀴놀리닐기, 벤조퀴놀리닐기, 프탈라지닐기, 나프티리디닐기, 퀴녹살리닐기, 퀴나졸리닐기, 시놀리닐기, 카바졸일기, 페난트리디닐기, 아크리디닐기, 페난트롤리닐기, 페나지닐기, 벤즈이미다졸일기, 벤조퓨라닐기, 벤조티오페닐기, 이소벤조티아졸일기, 벤조옥사졸일기, 이소벤조옥사졸일기, 트리아졸일기, 테트라졸일기, 옥사디아졸일기, 트리아지닐기, 디벤조퓨라닐기, 디벤조티오페닐기, 벤조카바졸일기 및 디벤조카바졸일기 중 적어도 하나로 치환된, 페닐렌기, 나프틸렌기, 페난트레닐렌기, 안트라세닐렌기, 트리페닐레닐렌기, 파이레닐렌기, 크라이세닐렌기, 피리디닐렌기, 피라지닐렌기, 피리미디닐렌기, 퀴놀리닐렌기, 이소퀴놀리닐렌기, 벤조퀴놀리닐렌기, 프탈라지닐렌기, 나프티리디닐렌기, 퀴녹살리닐렌기, 퀴나졸리닐렌기, 페난트리디닐렌기, 아크리디닐렌기, 페난트롤리닐렌기 및 트리아지닐렌기; 중에서 선택되고;
Q31 내지 Q33은 서로 독립적으로, 수소, 메틸기, 에틸기, n-프로필기, iso-프로필기, tert-부틸기, 페닐기, 비페닐기 및 터페닐기 중에서 선택되는, 유기 발광 소자. - 제1항에 있어서,
R91 및 R93는 서로 독립적으로, C6-C30아릴기 및 C1-C30헤테로아릴기;
중수소, -F, -Cl, -Br, -I, C1-C20알킬기, C1-C20알콕시기, C3-C10시클로알킬기, C6-C30아릴기, C1-C30헤테로아릴기, -N(Q31)(Q32) 및 -Si(Q31)(Q32)(Q33) 중 적어도 하나로 치환된, C6-C30아릴기 및 C1-C30헤테로아릴기; 및
중수소, -F, -Cl, -Br, -I, C1-C20알킬기, C1-C20알콕시기, C3-C10시클로알킬기, C6-C30아릴기, C1-C30헤테로아릴기, -N(Q21)(Q22) 및 -Si(Q21)(Q22)(Q23) 중 적어도 하나로 치환된, C6-C30아릴기 및 C1-C30헤테로아릴기 중 적어도 하나로 치환된, C6-C30아릴기 및 C1-C30헤테로아릴기; 중에서 선택되고;
Q21 내지 Q23 및 Q31 내지 Q33는 서로 독립적으로, C1-C20알킬기 및 C6-C30아릴기 중에서 선택되는, 유기 발광 소자. - 제1항에 있어서,
R92는 C1-C20알킬기, 시클로펜틸기, 시클로헥실기 및 시클로헵틸기 중 적어도 하나로 치환된, 페닐기, 비페닐기, 터페닐기, 나프틸기, 안트라세닐기, 트리페닐레닐기, 페난트레닐기, 파이레닐기, 테트라페닐기, 크라이세닐기, 피롤일기, 퓨라닐기, 티오페닐기, 피리디닐기, 피라지닐기, 피리미디닐기, 트리아지닐기, 퀴놀리닐기, 이소퀴놀리닐기, 벤조퀴놀리닐기, 프탈라지닐기, 나프티리디닐기, 퀴녹살리닐기, 퀴나졸리닐기, 페난트리디닐기, 아크리디닐기, 페난트롤리닐기, 페나지닐기, 벤조페난트롤리닐기, 티아졸일기, 옥사졸일기, 이미다졸일기, 트리아졸일기, 인돌일기, 벤즈이미다졸일기, 벤조퓨라닐기, 벤조티오페닐기 및 벤조옥사졸일기; 중에서 선택되는, 유기 발광 소자. - 제1항에 있어서,
상기 화학식 2로 표시되는 제2화합물은 하기 화학식 2-1로 표시되는, 유기 발광 소자:
<화학식 2-1>
상기 화학식 2-1 중,
X21은 N 및 C(R21) 중에서 선택되고; X22는 N 및 C(R22) 중에서 선택되고; X23은 N 및 C(R23) 중에서 선택되고; X24는 N 및 C(R24) 중에서 선택되고; X25는 N 및 C(R25) 중에서 선택되고; X21 내지 X25 중 적어도 하나는 N이고;
R21 내지 R25 및 R26a 내지 R26e는 서로 독립적으로, 상기 화학식 9-1 내지 9-3으로 표시되는 기, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, 치환 또는 비치환된 C1-C60알킬기, 치환 또는 비치환된 C1-C60알콕시기, 치환 또는 비치환된 C3-C10시클로알킬기, 치환 또는 비치환된 C1-C10헤테로시클로알킬기, 치환 또는 비치환된 C3-C10시클로알케닐기, 치환 또는 비치환된 C1-C10헤테로시클로알케닐기, 치환 또는 비치환된 C6-C60아릴기, 치환 또는 비치환된 C6-C60아릴옥시기, 치환 또는 비치환된 C6-C60아릴티오기, 치환 또는 비치환된 C1-C60헤테로아릴기, 치환 또는 비치환된 1가 비-방향족 축합다환 그룹 및 치환 또는 비치환된 1가 비-방향족 헤테로축합다환 그룹, -Si(Q1)(Q2)(Q3), -N(Q1)(Q2), -B(Q1)(Q2), -C(=O)(Q1), -S(=O)2(Q1) 및 -P(=O)(Q1)(Q2) 중에서 선택되고; R21 내지 R25 및 R26a 내지 R26e 중 적어도 하나는 상기 화학식 9-1로 표시되는 기 및 상기 화학식 9-2로 표시되는 기 중에서 선택되고;
Q1 내지 Q3는 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, C1-C60알킬기, C2-C60알케닐기, C2-C60알키닐기, C1-C60알콕시기, C3-C10시클로알킬기, C1-C10헤테로시클로알킬기, C3-C10시클로알케닐기, C1-C10헤테로시클로알케닐기, C6-C60아릴기, C1-C60헤테로아릴기, 1가 비-방향족 축합다환 그룹, 1가 비-방향족 헤테로축합다환 그룹, 비페닐기 및 터페닐기 중에서 선택된다. - 제1항에 있어서,
상기 발광층은 제1호스트 및 제2호스트를 포함하고;
상기 제1호스트는 상기 제1화합물이고;
상기 제1호스트 및 상기 제2호스트는 서로 상이한, 유기 발광 소자. - 제1항에 있어서,
상기 발광층은 상기 제1화합물 및 도펀트를 포함하고;
상기 도펀트는 하기 화학식 401로 표시되는 유기금속 착체인, 유기 발광 소자.
<화학식 401>
M(L401)xc1(L402)xc2
<화학식 402>
상기 화학식 401 중,
M은 이리듐(Ir), 백금(Pt), 팔라듐(Pd), 오스뮴(Os), 티탄(Ti), 지르코늄(Zr), 하프늄(Hf), 유로퓸(Eu), 테르븀(Tb), 로듐(Rh) 및 톨륨(Tm) 중에서 선택되고,
L401은 상기 화학식 402로 표시되는 리간드 중에서 선택되고, xc1은 1, 2 또는 3이고, xc1이 2 이상일 경우 2 이상의 L401은 서로 동일하거나 상이하고,
L402는 유기 리간드이고, xc2는 0 내지 4의 정수 중에서 선택되고, xc2가 2 이상일 경우 2 이상의 L402는 서로 동일하거나 상이하고,
상기 화학식 402 중,
X401 내지 X404는 서로 독립적으로, 질소 또는 탄소이고,
X401과 X403은 단일 결합 또는 이중 결합을 통하여 연결되고, X402와 X404는 단일 결합 또는 이중 결합을 통하여 연결되고,
A401 및 A402는 서로 독립적으로, C5-C60카보시클릭 그룹 또는 C1-C60헤테로시클릭 그룹이고,
X405는 단일 결합, *-O-*', *-S-*', *-C(=O)-*', *-N(Q411)-*', *-C(Q411)(Q412)-*', *-C(Q411)=C(Q412)-*', *-C(Q411)=*' 또는 *=C(Q411)=*'이고, 상기 Q411 및 Q412는, 수소, 중수소, C1-C20알킬기, C1-C20알콕시기, 페닐기, 비페닐기, 터페닐기 또는 나프틸기이고,
X406은 단일 결합, O 또는 S이고,
R401 및 R402는 서로 독립적으로, 수소, 중수소, -F, -Cl, -Br, -I, -CD3, -CF3, 히드록실기, 시아노기, 니트로기, 아미디노기, 히드라지노기, 히드라조노기, 치환 또는 비치환된 C1-C20알킬기, 치환 또는 비치환된 C1-C20알콕시기, 치환 또는 비치환된 C3-C10시클로알킬기, 치환 또는 비치환된 C1-C10헤테로시클로알킬기, 치환 또는 비치환된 C3-C10시클로알케닐기, 치환 또는 비치환된 C1-C10헤테로시클로알케닐기, 치환 또는 비치환된 C6-C60아릴기, 치환 또는 비치환된 C6-C60아릴옥시기, 치환 또는 비치환된 C6-C60아릴티오기, 치환 또는 비치환된 C1-C60헤테로아릴기, 치환 또는 비치환된 1가 비-방향족 축합다환 그룹 및 치환 또는 비치환된 1가 비-방향족 헤테로축합다환 그룹 -Si(Q401)(Q402)(Q403), -N(Q401)(Q402), -B(Q401)(Q402), -C(=O)(Q401), -S(=O)2(Q401) 및 -P(=O)(Q401)(Q402) 중에서 선택되고, 상기 Q401 내지 Q403은 서로 독립적으로, C1-C10알킬기, C1-C10알콕시기, C6-C20아릴기 및 C1-C20헤테로아릴기 중에서 선택되고,
xc11 및 xc12는 서로 독립적으로, 0 내지 10의 정수 중에서 선택되고,
상기 화학식 402 중 * 및 *'은 상기 화학식 401 중 M과의 결합 사이트이다. - 제1항에 있어서,
상기 전자 수송 영역은 전자 수송층 및 전자 주입층을 포함하고;
상기 전자 수송층은 알칼리 금속 착체 및 알칼리 토금속 착체 중에서 선택된 적어도 하나를 포함하는, 유기 발광 소자. - 제1항에 있어서,
상기 전자 수송 영역은 전자 수송층 및 전자 주입층을 포함하고;
상기 전자 주입층은 알칼리 금속, 알칼리 토금속, 희토류 금속, 알칼리 금속 화합물, 알칼리 토금속 화합물, 희토류 금속 화합물, 알칼리 금속 착체, 알칼리 토금속 착체, 희토류 금속 착체 또는 이들 중 임의의 조합을 포함하는, 유기 발광 소자. - 제1항에 있어서,
상기 유기층은,
상기 발광층 및 상기 제1전극 사이에 개재된 정공 수송 영역; 을 포함하고,
상기 정공 수송 영역은 p-도펀트를 포함하고,
상기 p-도펀트의 LUMO는 -3.5eV 이하인, 유기 발광 소자. - 제18항에 있어서,
상기 p-도펀트는 시아노기-함유 화합물을 포함하는, 유기 발광 소자. - 제1항에 있어서,
상기 발광층은 제1색광 방출-발광층이고;
상기 유기층은, i) 적어도 하나의 제2색광 방출-발광층 또는 ii) 적어도 하나의 제2색광 방출-발광층 및 적어도 하나의 제3색광 방출-발광층;을 더 포함하고;
상기 제1색광 및 상기 제2색광은 서로 동일하거나 상이하고; 또는 상기 제1색광, 상기 제2색광 및 상기 제3색광은 서로 동일하거나 상이하고;
상기 제1색광 및 상기 제2색광이 서로 혼합된 혼색광; 또는 상기 제1색광, 상기 제2색광 및 상기 제3색광이 서로 혼합된 혼색광을 방출하는, 유기 발광 소자.
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