JP6697436B2 - 有機電界発光化合物及びそれを含む有機電界発光デバイス - Google Patents
有機電界発光化合物及びそれを含む有機電界発光デバイス Download PDFInfo
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- JP6697436B2 JP6697436B2 JP2017501268A JP2017501268A JP6697436B2 JP 6697436 B2 JP6697436 B2 JP 6697436B2 JP 2017501268 A JP2017501268 A JP 2017501268A JP 2017501268 A JP2017501268 A JP 2017501268A JP 6697436 B2 JP6697436 B2 JP 6697436B2
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- Prior art keywords
- substituted
- unsubstituted
- alkyl
- arylsilyl
- organic electroluminescent
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- 150000001875 compounds Chemical class 0.000 title claims description 70
- 125000003118 aryl group Chemical group 0.000 claims description 46
- 125000000923 (C1-C30) alkyl group Chemical group 0.000 claims description 41
- 125000001072 heteroaryl group Chemical group 0.000 claims description 39
- 125000005104 aryl silyl group Chemical group 0.000 claims description 36
- -1 cyano, carboxy Chemical group 0.000 claims description 24
- 229910052736 halogen Inorganic materials 0.000 claims description 18
- 125000000732 arylene group Chemical group 0.000 claims description 16
- 150000002367 halogens Chemical class 0.000 claims description 16
- 229910052760 oxygen Inorganic materials 0.000 claims description 16
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 14
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 claims description 12
- 125000001769 aryl amino group Chemical group 0.000 claims description 12
- 229910052805 deuterium Inorganic materials 0.000 claims description 12
- 125000000217 alkyl group Chemical group 0.000 claims description 11
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 11
- 229910052739 hydrogen Inorganic materials 0.000 claims description 11
- 239000001257 hydrogen Substances 0.000 claims description 11
- 125000001424 substituent group Chemical group 0.000 claims description 11
- 125000005842 heteroatom Chemical group 0.000 claims description 10
- 125000000592 heterocycloalkyl group Chemical group 0.000 claims description 10
- 150000002431 hydrogen Chemical class 0.000 claims description 10
- 229910052717 sulfur Chemical group 0.000 claims description 10
- 125000003545 alkoxy group Chemical group 0.000 claims description 8
- 125000002950 monocyclic group Chemical group 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 125000003282 alkyl amino group Chemical group 0.000 claims description 6
- 125000006822 tri(C1-C30) alkylsilyl group Chemical group 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 125000003367 polycyclic group Chemical group 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 claims description 4
- 229910052796 boron Inorganic materials 0.000 claims description 4
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 claims description 4
- 125000005509 dibenzothiophenyl group Chemical group 0.000 claims description 4
- 125000005956 isoquinolyl group Chemical group 0.000 claims description 4
- 125000004593 naphthyridinyl group Chemical group N1=C(C=CC2=CC=CN=C12)* 0.000 claims description 4
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 4
- 125000003373 pyrazinyl group Chemical group 0.000 claims description 4
- 125000004076 pyridyl group Chemical group 0.000 claims description 4
- 125000000714 pyrimidinyl group Chemical group 0.000 claims description 4
- 125000002294 quinazolinyl group Chemical group N1=C(N=CC2=CC=CC=C12)* 0.000 claims description 4
- 125000005493 quinolyl group Chemical group 0.000 claims description 4
- 125000001567 quinoxalinyl group Chemical group N1=C(C=NC2=CC=CC=C12)* 0.000 claims description 4
- 125000004306 triazinyl group Chemical group 0.000 claims description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- 125000000304 alkynyl group Chemical group 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 125000002529 biphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C12)* 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 125000005549 heteroarylene group Chemical group 0.000 claims description 3
- 125000004957 naphthylene group Chemical group 0.000 claims description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 3
- 239000001301 oxygen Chemical group 0.000 claims description 3
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 claims description 3
- 239000011593 sulfur Chemical group 0.000 claims description 3
- 125000000739 C2-C30 alkenyl group Chemical group 0.000 claims description 2
- 125000004453 alkoxycarbonyl group Chemical group 0.000 claims description 2
- 125000004947 alkyl aryl amino group Chemical group 0.000 claims description 2
- 125000004448 alkyl carbonyl group Chemical group 0.000 claims description 2
- 125000005107 alkyl diaryl silyl group Chemical group 0.000 claims description 2
- 125000004414 alkyl thio group Chemical group 0.000 claims description 2
- 125000005129 aryl carbonyl group Chemical group 0.000 claims description 2
- 125000005110 aryl thio group Chemical group 0.000 claims description 2
- 125000004104 aryloxy group Chemical group 0.000 claims description 2
- 125000000392 cycloalkenyl group Chemical group 0.000 claims description 2
- 125000004663 dialkyl amino group Chemical group 0.000 claims description 2
- 125000005105 dialkylarylsilyl group Chemical group 0.000 claims description 2
- 125000004986 diarylamino group Chemical group 0.000 claims description 2
- 238000005401 electroluminescence Methods 0.000 claims description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 2
- 125000000547 substituted alkyl group Chemical group 0.000 claims description 2
- 125000003107 substituted aryl group Chemical group 0.000 claims description 2
- 125000005346 substituted cycloalkyl group Chemical group 0.000 claims description 2
- 125000005106 triarylsilyl group Chemical group 0.000 claims description 2
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 125000004665 trialkylsilyl group Chemical group 0.000 claims 1
- 239000010410 layer Substances 0.000 description 51
- 239000000463 material Substances 0.000 description 42
- 239000000203 mixture Substances 0.000 description 28
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 13
- 239000002019 doping agent Substances 0.000 description 13
- 238000002347 injection Methods 0.000 description 11
- 239000007924 injection Substances 0.000 description 11
- 239000012044 organic layer Substances 0.000 description 9
- 238000002360 preparation method Methods 0.000 description 9
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 8
- 238000004440 column chromatography Methods 0.000 description 7
- NIHNNTQXNPWCJQ-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 description 7
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 7
- 238000007740 vapor deposition Methods 0.000 description 7
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 6
- 0 CC1C=C2C(C(C)[C@@](CC3C)C(*)=CC)=C3NC2C1 Chemical compound CC1C=C2C(C(C)[C@@](CC3C)C(*)=CC)=C3NC2C1 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- TXCDCPKCNAJMEE-UHFFFAOYSA-N dibenzofuran Chemical compound C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 description 5
- IYYZUPMFVPLQIF-UHFFFAOYSA-N dibenzothiophene Chemical compound C1=CC=C2C3=CC=CC=C3SC2=C1 IYYZUPMFVPLQIF-UHFFFAOYSA-N 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 4
- BTIIGNUPPKUQAP-UHFFFAOYSA-N [1-[2,3-dihydroxy-4-[4-(oxoazaniumylmethylidene)pyridin-1-yl]butyl]pyridin-4-ylidene]methyl-oxoazanium;diperchlorate Chemical compound [O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O.C1=CC(=C[NH+]=O)C=CN1CC(O)C(O)CN1C=CC(=C[NH+]=O)C=C1 BTIIGNUPPKUQAP-UHFFFAOYSA-N 0.000 description 4
- 125000004429 atom Chemical group 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 4
- 230000005525 hole transport Effects 0.000 description 4
- 229910052741 iridium Inorganic materials 0.000 description 4
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 4
- RWRDLPDLKQPQOW-UHFFFAOYSA-N Pyrrolidine Chemical compound C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 description 3
- ZEEBGORNQSEQBE-UHFFFAOYSA-N [2-(3-phenylphenoxy)-6-(trifluoromethyl)pyridin-4-yl]methanamine Chemical compound C1(=CC(=CC=C1)OC1=NC(=CC(=C1)CN)C(F)(F)F)C1=CC=CC=C1 ZEEBGORNQSEQBE-UHFFFAOYSA-N 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 150000004770 chalcogenides Chemical class 0.000 description 3
- IYYZUPMFVPLQIF-ALWQSETLSA-N dibenzothiophene Chemical class C1=CC=CC=2[34S]C3=C(C=21)C=CC=C3 IYYZUPMFVPLQIF-ALWQSETLSA-N 0.000 description 3
- 229910001507 metal halide Inorganic materials 0.000 description 3
- 150000005309 metal halides Chemical class 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 3
- MFRIHAYPQRLWNB-UHFFFAOYSA-N sodium tert-butoxide Chemical compound [Na+].CC(C)(C)[O-] MFRIHAYPQRLWNB-UHFFFAOYSA-N 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 description 2
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 description 2
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical compound C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 description 2
- STTGYIUESPWXOW-UHFFFAOYSA-N 2,9-dimethyl-4,7-diphenyl-1,10-phenanthroline Chemical compound C=12C=CC3=C(C=4C=CC=CC=4)C=C(C)N=C3C2=NC(C)=CC=1C1=CC=CC=C1 STTGYIUESPWXOW-UHFFFAOYSA-N 0.000 description 2
- MZSAMHOCTRNOIZ-UHFFFAOYSA-N 3-[4-(aminomethyl)-6-(trifluoromethyl)pyridin-2-yl]oxy-N-phenylaniline Chemical compound NCC1=CC(=NC(=C1)C(F)(F)F)OC=1C=C(NC2=CC=CC=C2)C=CC=1 MZSAMHOCTRNOIZ-UHFFFAOYSA-N 0.000 description 2
- 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 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 2
- SAHIZENKTPRYSN-UHFFFAOYSA-N [2-[3-(phenoxymethyl)phenoxy]-6-(trifluoromethyl)pyridin-4-yl]methanamine Chemical compound O(C1=CC=CC=C1)CC=1C=C(OC2=NC(=CC(=C2)CN)C(F)(F)F)C=CC=1 SAHIZENKTPRYSN-UHFFFAOYSA-N 0.000 description 2
- ABRVLXLNVJHDRQ-UHFFFAOYSA-N [2-pyridin-3-yl-6-(trifluoromethyl)pyridin-4-yl]methanamine Chemical compound FC(C1=CC(=CC(=N1)C=1C=NC=CC=1)CN)(F)F ABRVLXLNVJHDRQ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 235000010290 biphenyl Nutrition 0.000 description 2
- 239000004305 biphenyl Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229940117389 dichlorobenzene Drugs 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 125000005843 halogen group Chemical group 0.000 description 2
- UEEXRMUCXBPYOV-UHFFFAOYSA-N iridium;2-phenylpyridine Chemical compound [Ir].C1=CC=CC=C1C1=CC=CC=N1.C1=CC=CC=C1C1=CC=CC=N1.C1=CC=CC=C1C1=CC=CC=N1 UEEXRMUCXBPYOV-UHFFFAOYSA-N 0.000 description 2
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 2
- 235000019341 magnesium sulphate Nutrition 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 125000001624 naphthyl group Chemical group 0.000 description 2
- 229910052762 osmium Inorganic materials 0.000 description 2
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 2
- 125000001935 tetracenyl group Chemical group C1(=CC=CC2=CC3=CC4=CC=CC=C4C=C3C=C12)* 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 2
- 238000007738 vacuum evaporation Methods 0.000 description 2
- POILWHVDKZOXJZ-ARJAWSKDSA-M (z)-4-oxopent-2-en-2-olate Chemical compound C\C([O-])=C\C(C)=O POILWHVDKZOXJZ-ARJAWSKDSA-M 0.000 description 1
- 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 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- CZYAFTZIQWCKOI-UHFFFAOYSA-N 1,5-dibromonaphthalene Chemical compound C1=CC=C2C(Br)=CC=CC2=C1Br CZYAFTZIQWCKOI-UHFFFAOYSA-N 0.000 description 1
- ORPVVAKYSXQCJI-UHFFFAOYSA-N 1-bromo-2-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1Br ORPVVAKYSXQCJI-UHFFFAOYSA-N 0.000 description 1
- 125000004973 1-butenyl group Chemical group C(=CCC)* 0.000 description 1
- 125000004972 1-butynyl group Chemical group [H]C([H])([H])C([H])([H])C#C* 0.000 description 1
- 125000006017 1-propenyl group Chemical group 0.000 description 1
- 125000000530 1-propynyl group Chemical group [H]C([H])([H])C#C* 0.000 description 1
- YBYIRNPNPLQARY-UHFFFAOYSA-N 1H-indene Natural products C1=CC=C2CC=CC2=C1 YBYIRNPNPLQARY-UHFFFAOYSA-N 0.000 description 1
- 125000004974 2-butenyl group Chemical group C(C=CC)* 0.000 description 1
- 125000000069 2-butynyl group Chemical group [H]C([H])([H])C#CC([H])([H])* 0.000 description 1
- SFKMVPQJJGJCMI-UHFFFAOYSA-N 2-chloro-4-phenylquinazoline Chemical compound C=12C=CC=CC2=NC(Cl)=NC=1C1=CC=CC=C1 SFKMVPQJJGJCMI-UHFFFAOYSA-N 0.000 description 1
- AKCRQHGQIJBRMN-UHFFFAOYSA-N 2-chloroaniline Chemical compound NC1=CC=CC=C1Cl AKCRQHGQIJBRMN-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- 125000001494 2-propynyl group Chemical group [H]C#CC([H])([H])* 0.000 description 1
- 125000004975 3-butenyl group Chemical group C(CC=C)* 0.000 description 1
- 125000000474 3-butynyl group Chemical group [H]C#CC([H])([H])C([H])([H])* 0.000 description 1
- YFUIQEQDUUETPP-UHFFFAOYSA-N BrC(CC=CC12)C1C=CC=C2Br Chemical compound BrC(CC=CC12)C1C=CC=C2Br YFUIQEQDUUETPP-UHFFFAOYSA-N 0.000 description 1
- SWLXGKIWCRJMSW-UHFFFAOYSA-O Brc1c(ccc2c3C4=CC=CCC4N2C2[NH2+]C4C=CC=CC4C(C4=CCCC=C4)[N-]2)c3ccc1 Chemical compound Brc1c(ccc2c3C4=CC=CCC4N2C2[NH2+]C4C=CC=CC4C(C4=CCCC=C4)[N-]2)c3ccc1 SWLXGKIWCRJMSW-UHFFFAOYSA-O 0.000 description 1
- ZJOWRQQQHOQPMS-UHFFFAOYSA-O CN1C(C(c2c(C3c4ccc5)cccc2)=C3C=Cc4c5Nc2ccccc2Cl)[NH2+]C(c2ccccc2)=C2C=CC=CC12 Chemical compound CN1C(C(c2c(C3c4ccc5)cccc2)=C3C=Cc4c5Nc2ccccc2Cl)[NH2+]C(c2ccccc2)=C2C=CC=CC12 ZJOWRQQQHOQPMS-UHFFFAOYSA-O 0.000 description 1
- 229910004261 CaF 2 Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000002841 Lewis acid Substances 0.000 description 1
- 229910018068 Li 2 O Inorganic materials 0.000 description 1
- 101100030361 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) pph-3 gene Proteins 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910003564 SiAlON Inorganic materials 0.000 description 1
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 1
- DHXVGJBLRPWPCS-UHFFFAOYSA-N Tetrahydropyran Chemical compound C1CCOCC1 DHXVGJBLRPWPCS-UHFFFAOYSA-N 0.000 description 1
- REAYFGLASQTHKB-UHFFFAOYSA-N [2-[3-(1H-pyrazol-4-yl)phenoxy]-6-(trifluoromethyl)pyridin-4-yl]methanamine Chemical compound N1N=CC(=C1)C=1C=C(OC2=NC(=CC(=C2)CN)C(F)(F)F)C=CC=1 REAYFGLASQTHKB-UHFFFAOYSA-N 0.000 description 1
- OTYDAIJBSDVWCQ-UHFFFAOYSA-N [BH+]C1=CCCC2C1C=CCC2Br Chemical compound [BH+]C1=CCCC2C1C=CCC2Br OTYDAIJBSDVWCQ-UHFFFAOYSA-N 0.000 description 1
- CUJRVFIICFDLGR-UHFFFAOYSA-N acetylacetonate Chemical compound CC(=O)[CH-]C(C)=O CUJRVFIICFDLGR-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001339 alkali metal compounds Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 125000003342 alkenyl group Chemical group 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- UUESRJFGZMCELZ-UHFFFAOYSA-K aluminum;2-methylquinoline-8-carboxylate;4-phenylphenolate Chemical compound [Al+3].C1=CC([O-])=CC=C1C1=CC=CC=C1.C1=CC=C(C([O-])=O)C2=NC(C)=CC=C21.C1=CC=C(C([O-])=O)C2=NC(C)=CC=C21 UUESRJFGZMCELZ-UHFFFAOYSA-K 0.000 description 1
- SMWDFEZZVXVKRB-UHFFFAOYSA-N anhydrous quinoline Natural products N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 1
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- YCOXTKKNXUZSKD-UHFFFAOYSA-N as-o-xylenol Natural products CC1=CC=C(O)C=C1C YCOXTKKNXUZSKD-UHFFFAOYSA-N 0.000 description 1
- 125000003785 benzimidazolyl group Chemical group N1=C(NC2=C1C=CC=C2)* 0.000 description 1
- 125000004604 benzisothiazolyl group Chemical group S1N=C(C2=C1C=CC=C2)* 0.000 description 1
- 125000004603 benzisoxazolyl group Chemical group O1N=C(C2=C1C=CC=C2)* 0.000 description 1
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- ZDZHCHYQNPQSGG-UHFFFAOYSA-N binaphthyl group Chemical group C1(=CC=CC2=CC=CC=C12)C1=CC=CC2=CC=CC=C12 ZDZHCHYQNPQSGG-UHFFFAOYSA-N 0.000 description 1
- IPWKHHSGDUIRAH-UHFFFAOYSA-N bis(pinacolato)diboron Chemical compound O1C(C)(C)C(C)(C)OB1B1OC(C)(C)C(C)(C)O1 IPWKHHSGDUIRAH-UHFFFAOYSA-N 0.000 description 1
- UFVXQDWNSAGPHN-UHFFFAOYSA-K bis[(2-methylquinolin-8-yl)oxy]-(4-phenylphenoxy)alumane Chemical compound [Al+3].C1=CC=C([O-])C2=NC(C)=CC=C21.C1=CC=C([O-])C2=NC(C)=CC=C21.C1=CC([O-])=CC=C1C1=CC=CC=C1 UFVXQDWNSAGPHN-UHFFFAOYSA-K 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 125000002676 chrysenyl group Chemical group C1(=CC=CC=2C3=CC=C4C=CC=CC4=C3C=CC12)* 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229940125904 compound 1 Drugs 0.000 description 1
- 125000001995 cyclobutyl group Chemical group [H]C1([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 125000005299 dibenzofluorenyl group Chemical group C1(=CC=CC2=C3C(=C4C=5C=CC=CC5CC4=C21)C=CC=C3)* 0.000 description 1
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- 238000003618 dip coating Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002451 electron ionisation mass spectrometry Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 125000003914 fluoranthenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC=C4C1=C23)* 0.000 description 1
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- 125000000524 functional group Chemical group 0.000 description 1
- 125000002541 furyl group Chemical group 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- WLPUWLXVBWGYMZ-UHFFFAOYSA-O hydron;tricyclohexylphosphane Chemical compound C1CCCCC1[PH+](C1CCCCC1)C1CCCCC1 WLPUWLXVBWGYMZ-UHFFFAOYSA-O 0.000 description 1
- 125000002883 imidazolyl group Chemical group 0.000 description 1
- 125000003453 indazolyl group Chemical group N1N=C(C2=C1C=CC=C2)* 0.000 description 1
- 125000003454 indenyl group Chemical group C1(C=CC2=CC=CC=C12)* 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 125000001041 indolyl group Chemical group 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- SNHMUERNLJLMHN-UHFFFAOYSA-N iodobenzene Chemical compound IC1=CC=CC=C1 SNHMUERNLJLMHN-UHFFFAOYSA-N 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- MILUBEOXRNEUHS-UHFFFAOYSA-N iridium(3+) Chemical class [Ir+3] MILUBEOXRNEUHS-UHFFFAOYSA-N 0.000 description 1
- AOZVYCYMTUWJHJ-UHFFFAOYSA-K iridium(3+) pyridine-2-carboxylate Chemical compound [Ir+3].[O-]C(=O)C1=CC=CC=N1.[O-]C(=O)C1=CC=CC=N1.[O-]C(=O)C1=CC=CC=N1 AOZVYCYMTUWJHJ-UHFFFAOYSA-K 0.000 description 1
- 125000001977 isobenzofuranyl group Chemical group C=1(OC=C2C=CC=CC12)* 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000000904 isoindolyl group Chemical group C=1(NC=C2C=CC=CC12)* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000001786 isothiazolyl group Chemical group 0.000 description 1
- 125000000842 isoxazolyl group Chemical group 0.000 description 1
- 229910052747 lanthanoid Inorganic materials 0.000 description 1
- 150000002602 lanthanoids Chemical class 0.000 description 1
- 150000007517 lewis acids Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001181 organosilyl group Chemical group [SiH3]* 0.000 description 1
- 125000001715 oxadiazolyl group Chemical group 0.000 description 1
- 125000002971 oxazolyl group Chemical group 0.000 description 1
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 description 1
- 125000001792 phenanthrenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C=CC12)* 0.000 description 1
- 125000004934 phenanthridinyl group Chemical group C1(=CC=CC2=NC=C3C=CC=CC3=C12)* 0.000 description 1
- 125000001644 phenoxazinyl group Chemical group C1(=CC=CC=2OC3=CC=CC=C3NC12)* 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 235000011056 potassium acetate Nutrition 0.000 description 1
- 125000003226 pyrazolyl group Chemical group 0.000 description 1
- 125000001725 pyrenyl group Chemical group 0.000 description 1
- 125000002098 pyridazinyl group Chemical group 0.000 description 1
- 125000000168 pyrrolyl group Chemical group 0.000 description 1
- 150000003248 quinolines Chemical class 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910000104 sodium hydride Inorganic materials 0.000 description 1
- 239000012312 sodium hydride Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 150000003413 spiro compounds Chemical class 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000005415 substituted alkoxy group Chemical group 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- RAOIDOHSFRTOEL-UHFFFAOYSA-N tetrahydrothiophene Chemical compound C1CCSC1 RAOIDOHSFRTOEL-UHFFFAOYSA-N 0.000 description 1
- 125000005247 tetrazinyl group Chemical group N1=NN=NC(=C1)* 0.000 description 1
- 125000003831 tetrazolyl group Chemical group 0.000 description 1
- 125000001113 thiadiazolyl group Chemical group 0.000 description 1
- 125000000335 thiazolyl group Chemical group 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 125000001425 triazolyl group Chemical group 0.000 description 1
- 125000003960 triphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C3=CC=CC=C3C12)* 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
- C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
- C07D403/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings directly linked by a ring-member-to-ring-member bond
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- C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
- C07D403/10—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a carbon chain containing aromatic rings
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- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
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- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
- C07D405/10—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a carbon chain containing aromatic rings
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- C07D—HETEROCYCLIC COMPOUNDS
- C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
- C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
- C07D409/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
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- C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
- C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
- C07D409/10—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing aromatic rings
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- C07D409/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
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- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
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- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
- C07D491/044—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring
- C07D491/048—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring the oxygen-containing ring being five-membered
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- C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
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- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
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- C07F7/081—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te
- C07F7/0812—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te comprising a heterocyclic ring
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Description
技術的課題
本開示の目的は、高い発光効率を示す有機電界発光デバイスを提供することができる有機電界発光化合物、及びそれを含む有機電界発光デバイスを提供することである。
本発明者らは、上記の目的が以下の式1で表される有機電界発光化合物によって達成され得ることを見出した。
R11が、*−L1‐Arを表し、
*が、結合部位を表し、
L1が、単結合、置換もしくは非置換(C6−C30)アリーレン、または置換もしくは非置換5〜30員ヘテロアリーレンを表し、
Arが、置換もしくは非置換(C6−C30)アリール、または置換もしくは非置換5〜30員ヘテロアリールを表し、
R12及びR13が各々独立して、置換もしくは非置換(C1−C30)アルキル、置換もしくは非置換(C6−C30)アリール、または置換もしくは非置換5〜30員ヘテロアリールを表すか、または隣接する置換基(複数可)に連結されて、置換もしくは非置換(C3−C30)単環式もしくは多環式脂環式もしくは芳香族環を形成することができ、その炭素原子(複数可)が、窒素、酸素、及び硫黄から選択される少なくとも1個のヘテロ原子で置き換えられてもよく、
R1及びR3が各々独立して、水素、重水素、ハロゲン、シアノ、置換もしくは非置換(C1−C30)アルキル、置換もしくは非置換(C6−C30)アリール、置換もしくは非置換5〜30員ヘテロアリール、置換もしくは非置換(C3−C30)シクロアルキル、置換もしくは非置換3〜7員ヘテロシクロアルキル、置換もしくは非置換(C1−C30)アルコキシ、置換もしくは非置換トリ(C1−C30)アルキルシリル、置換もしくは非置換トリ(C6−C30)アリールシリル、置換もしくは非置換ジ(C1−C30)アルキル(C6−C30)アリールシリル、置換もしくは非置換(C1−C30)アルキルジ(C6−C30)アリールシリル、置換もしくは非置換モノもしくはジ(C1−C30)アルキルアミノ、置換もしくは非置換モノもしくはジ(C6−C30)アリールアミノ、または置換もしくは非置換(C1−C30)アルキル(C6−C30)アリールアミノを表すか、または隣接する置換基(複数可)に連結されて、置換もしくは非置換(C3−C30)単環式もしくは多環式脂環式もしくは芳香族環を形成することができ、その炭素原子(複数可)が、窒素、酸素、及び硫黄から選択される少なくとも1個のヘテロ原子で置き換えられてもよく、
R2及びR4が各々独立して、水素、重水素、ハロゲン、シアノ、置換もしくは非置換(C1−C30)アルキル、置換もしくは非置換(C6−C30)アリール、置換もしくは非置換5〜30員ヘテロアリール、置換もしくは非置換(C3−C30)シクロアルキル、置換もしくは非置換3〜7員ヘテロシクロアルキル、置換もしくは非置換(C1−C30)アルコキシ、置換もしくは非置換トリ(C1−C30)アルキルシリル、置換もしくは非置換トリ(C6−C30)アリールシリル、置換もしくは非置換ジ(C1−C30)アルキル(C6−C30)アリールシリル、置換もしくは非置換(C1−C30)アルキルジ(C6−C30)アリールシリル、置換もしくは非置換モノもしくはジ(C1−C30)アルキルアミノ、置換もしくは非置換モノもしくはジ(C6−C30)アリールアミノ、または置換もしくは非置換(C1−C30)アルキル(C6−C30)アリールアミノを表し、
a及びcが各々独立して、1〜4の整数を表し、aまたはcが2以上の整数である場合、R1またはR3の各々が同じであっても異なってもよく、
b及びdが各々独立して、1〜2の整数を表し、bまたはdが2以上の整数である場合、R2またはR4の各々が同じであっても異なってもよく、
前記ヘテロアリール(アリーレン)及び前記ヘテロシクロアルキルが各々独立して、B、N、O、S、Si、及びPから選択される少なくとも1個のヘテロ原子を含む。
本開示の有機電界発光化合物は、優れた発光効率、具体的には、電流効率を示す有機電界発光デバイスを提供することができる。
これより、本開示が詳細に記載される。しかしながら、以下の記述は、本発明を説明するよう意図されており、本発明の範囲をいかようにも制限するようには意図されていない。
fが、1〜4の整数を表し、gが、1〜3の整数を表し、hが、1〜2の整数を表し、iが、1〜6の整数を表し、j、k、及びmが各々独立して、1〜5の整数を表し、f、g、h、i、j、k、またはmが2以上の整数である場合、R21、R22、R23、R24、R25、R26、またはR27の各々が同じであっても異なってもよく、
前記ヘテロアリールが、N、O、及びSから選択される少なくとも1個のヘテロ原子を含有する。
H−(Cz−L4)t−M (11)
H−(Cz)u−L4−M (12)
1,5−ジブロモナフタレン(65g、209.8mmol)、4,4,4’,4’,5,5,5’,5’−オクタメチル−2,2’−ビ(1,3,2−ジオキサボロラン)(53g、209.5mmol)、酢酸カリウム(KOAc)(65g、618mmol)、及びテトラキス(トリフェニルホスフィン)パラジウム[Pd(PPh3)4](15g、20.9mmol)をテトラヒドロフラン(THF)(500mL)中に溶解させた後、混合物を120℃で5時間還流下に置いた。反応が完了した後、混合物を酢酸エチルで抽出した。得られた有機層を硫酸マグネシウムで乾燥させて残りの水分を除去し、カラムクロマトグラフィーに供して、化合物1−1(57g、収率81%)を得た。
化合物1−1(56g、167.8mmol)、1−bromo−2−ニトロベンゼン(34g、167.8mmol)、Pd(PPh3)4(10g、8.3mmol)、及び2M Na2CO3(250mL)をトルエン(500mL)及びエタノール(250mL)中に溶解させた後、混合物を120℃で5時間還流下に置いた。反応が完了した後、混合物を酢酸エチルで抽出した。得られた有機層を硫酸マグネシウムで乾燥させて残りの水分を除去し、カラムクロマトグラフィーに供して、化合物1−2(50g、収率88%)を得た。
化合物1−2(17.7g、54mmol)及びトリフェニルホスフィン(28.5g、108mmol)をジクロロベンゼン(DCB)(300mL)中に溶解させた後、混合物を還流下で24時間撹拌した。反応が完了した後、混合物を室温に冷却し、真空下で蒸留した。メタノール(MeOH)をこの結果として生じた蒸留物に添加した。得られた固体を減圧下で濾過し、カラムクロマトグラフィーに供して、化合物1−3(10g、収率75%)を得た。
化合物1−3(2.7g、11.0mmol)、2−クロロ−4−フェニルキナゾリン(3.1g、13.2mmol)、及び水素化ナトリウム(0.53g、22.0mmol)を250mLの反応フラスコに導入した後、混合物を室温で5時間撹拌した。反応が完了した後、それにMeOH及びH2Oを添加した。得られた固体をカラムクロマトグラフィーに供して、化合物1−4(4g、収率77%)を得た。
化合物1−4(8g、17.1mmol)、2−クロロアニリン(2.6g、20.5mmol)、及び酢酸パラジウム[Pd(OAc)](0.2g、0.86mmol)、ナトリウムtert−ブトキシド(NaOtBu)(5g、51.3mmol)、及びP(t−Bu)3(5.1g、20.5mmol)をトルエン(100mL)中に溶解させた後、混合物を還流下で24時間撹拌した。反応が完了した後、混合物を室温に冷却し、真空下で蒸留した。MeOHを結果として生じた蒸留物に添加した。得られた固体を減圧下で濾過し、カラムクロマトグラフィーに供して、化合物1−5(8g、収率88%)を得た。
化合物1−5(8g、15mmol)、テトラフルオロホウ酸トリシクロヘキシルホスホニウム(0.6g、1.5mmol)、Cs2CO3(15g、45mmol)、及びPd(OAc)(0.2g、0.75mmol)をジメチルアセトアミド(DMA)(50mL)中に溶解させた後、混合物を還流下で4時間撹拌した。反応が完了した後、混合物を室温に冷却した。MeOHをこの混合物に添加した。得られた固体を減圧下で濾過し、カラムクロマトグラフィーに供して、化合物1−6(8g、収率65%)を得た。
化合物1−6(2.3g、4.5mmol)、ヨードベンゼン(1.4g、6.75mmol)、K3PO4(3g、13.5mmol)、CuI(0.5g、2.3mmol)、及びエチレンジアミン(EDA)(0.3mL、4.5mmol)をトルエン(50mL)中に溶解させた後、混合物を還流下で4時間撹拌した。反応が完了した後、混合物を室温に冷却した。MeOHをこの混合物に添加した。得られた固体を減圧下で濾過し、カラムクロマトグラフィーに供して、化合物H−12(2g、収率75%)を得た。
以下のように本開示の有機電界発光化合物を使用してOLEDを製造した。OLED(Geomatec)用のガラス基板上の透明電極インジウムスズ酸化物(ITO)薄膜(10Ω/sq)を、アセトン、エタノール、及び蒸留水での連続超音波洗浄に供し、その後、イソプロパノール中で保管した。その後、ITO基板を真空蒸着装置の基板ホルダ上に載置した。HI−1を、前記真空蒸着装置のセルに導入し、その後、前記装置のチャンバ内の圧力を10−6トルに制御した。その後、電流をセルに印加して上記の導入された材料を蒸発させ、それにより80nmの厚さを有する第1の正孔注入層をITO基板上に形成した。その後、HI−2を前記真空蒸着装置の別のセルに導入し、電流をそのセルに印加することにより蒸発させ、それにより5nmの厚さを有する第2の正孔注入層を第1の正孔注入層上に形成した。HT−1を前記真空蒸着装置の1つのセルに導入し、電流をそのセルに印加することにより蒸発させ、それにより10nmの厚さを有する第1の正孔注入層を第2の正孔注入層上に形成した。HT−2を前記真空蒸着装置の別のセルに導入し、電流をそのセルに印加することにより蒸発させ、それにより60nmの厚さを有する第2の正孔注入層を第1の正孔注入層上に形成した。その後、化合物H−12をホスト材料として前記真空蒸着装置の1つのセルに導入し、化合物D−96をドーパントとして別のセルに導入した。これらの2つの材料を異なる比率で蒸発させ、ホスト及びドーパントの総量に基づいて3重量%のドーピング量で蒸着させて、40nmの厚さを有する発光層を正孔輸送層上に形成した。ET−1及びEI−1を、それぞれ、前記真空蒸着装置の2つのセルに導入し、1:1の比率で蒸発させて、30nmの厚さを有する電子輸送層を発光層上に形成した。EI−1を、2nmの厚さを有する電子注入層として蒸着させた後、80nmの厚さを有するAlカソードを別の真空蒸着装置により電子注入層上に蒸着させて、OLEDを製造した。
以下の比較化合物−1を発光層のホスト材料として使用し、ET−1の代わりにET−2を電子輸送層に使用したことを除いて、OLEDをデバイス実施例1と同じ様式で製造した。製造されたOLEDは、赤色発光及び1,000ニトで8.8cd/Aの効率を示した。
Claims (8)
- 以下の式1で表される有機電界発光化合物であって、
R11が、*−L1‐Arを表し、
*が、結合部位を表し、
L1が、単結合、置換もしくは非置換(C6−C30)アリーレン、または置換もしくは非置換5〜30員ヘテロアリーレンを表し、
Arが、置換もしくは非置換(C6−C30)アリール、または置換もしくは非置換5〜30員ヘテロアリールを表し、
R12及びR13が各々独立して、置換もしくは非置換(C1−C30)アルキル、置換もしくは非置換(C6−C30)アリール、または置換もしくは非置換5〜30員ヘテロアリールを表すか、またはCR 12 R 13 のCと置換もしくは非置換多環式芳香族環を形成することができ、
R1及びR3が各々独立して、水素、重水素、ハロゲン、シアノ、置換もしくは非置換(C1−C30)アルキル、置換もしくは非置換(C6−C30)アリール、置換もしくは非置換5〜30員ヘテロアリール、置換もしくは非置換(C3−C30)シクロアルキル、置換もしくは非置換3〜7員ヘテロシクロアルキル、置換もしくは非置換(C1−C30)アルコキシ、置換もしくは非置換トリ(C1−C30)アルキルシリル、置換もしくは非置換トリ(C6−C30)アリールシリル、置換もしくは非置換ジ(C1−C30)アルキル(C6−C30)アリールシリル、置換もしくは非置換(C1−C30)アルキルジ(C6−C30)アリールシリル、置換もしくは非置換モノもしくはジ(C1−C30)アルキルアミノ、置換もしくは非置換モノもしくはジ(C6−C30)アリールアミノ、または置換もしくは非置換(C1−C30)アルキル(C6−C30)アリールアミノを表すか、または隣接する置換基(複数可)に連結されて、置換もしくは非置換(C3−C30)単環式もしくは多環式脂環式もしくは芳香族環を形成することができ、その炭素原子(複数可)が、窒素、酸素、及び硫黄から選択される少なくとも1個のヘテロ原子で置き換えられてもよく、
R2及びR4が各々独立して、水素、重水素、ハロゲン、シアノ、置換もしくは非置換(C1−C30)アルキル、置換もしくは非置換(C6−C30)アリール、置換もしくは非置換5〜30員ヘテロアリール、置換もしくは非置換(C3−C30)シクロアルキル、置換もしくは非置換3〜7員ヘテロシクロアルキル、置換もしくは非置換(C1−C30)アルコキシ、置換もしくは非置換トリ(C1−C30)アルキルシリル、置換もしくは非置換トリ(C6−C30)アリールシリル、置換もしくは非置換ジ(C1−C30)アルキル(C6−C30)アリールシリル、置換もしくは非置換(C1−C30)アルキルジ(C6−C30)アリールシリル、置換もしくは非置換モノもしくはジ(C1−C30)アルキルアミノ、置換もしくは非置換モノもしくはジ(C6−C30)アリールアミノ、または置換もしくは非置換(C1−C30)アルキル(C6−C30)アリールアミノを表し、
a及びcが各々独立して、1〜4の整数を表し、aまたはcが2以上の整数である場合、R1またはR3の各々が同じであっても異なってもよく、
b及びdが各々独立して、1〜2の整数を表し、bまたはdが2以上の整数である場合、R2またはR4の各々が同じであっても異なってもよく、
前記ヘテロアリール(アリーレン)及び前記ヘテロシクロアルキルが各々独立して、B、N、O、S、Si、及びPから選択される少なくとも1個のヘテロ原子を含有し、
但し、前記有機電界発光化合物が下記化合物ではない、
- L1、Ar、R12、R13、及びR1〜R4における前記置換アルキル、前記置換アリール(アリーレン)、前記置換ヘテロアリール(アリーレン)、前記置換シクロアルキル、前記置換ヘテロシクロアルキル、前記置換アルコキシ、前記置換トリアルキルシリル、前記置換トリアリールシリル、前記置換ジアルキルアリールシリル、前記置換アルキルジアリールシリル、前記置換モノもしくはジアルキルアミノ、前記置換モノもしくはジアリールアミノ、前記置換アルキルアリールアミノ、及び前記置換単環式もしくは多環式脂環式もしくは芳香族環の前記置換基が各々独立して、重水素、ハロゲン、シアノ、カルボキシ、ニトロ、ヒドロキシ、(C1−C30)アルキル、ハロ(C1−C30)アルキル、(C2−C30)アルケニル、(C2−C30)アルキニル、(C1−C30)アルコキシ、(C1−C30)アルキルチオ、(C3−C30)シクロアルキル、(C3−C30)シクロアルケニル、3〜7員ヘテロシクロアルキル、(C6−C30)アリールオキシ、(C6−C30)アリールチオ、非置換もしくは(C6−C30)アリールで置換された3〜30員ヘテロアリール、非置換もしくは3〜30員ヘテロアリールで置換された(C6−C30)アリール、トリ(C1−C30)アルキルシリル、トリ(C6−C30)アリールシリル、ジ(C1−C30)アルキル(C6−C30)アリールシリル、(C1−C30)アルキルジ(C6−C30)アリールシリル、アミノ、モノもしくはジ(C1−C30)アルキルアミノ、モノもしくはジ(C6−C30)アリールアミノ、(C1−C30)アルキル(C6−C30)アリールアミノ、(C1−C30)アルキルカルボニル、(C1−C30)アルコキシカルボニル、(C6−C30)アリールカルボニル、ジ(C6−C30)アリールボロニル、ジ(C1−C30)アルキルボロニル、(C1−C30)アルキル(C6−C30)アリールボロニル、(C6−C30)アリール(C1−C30)アルキル、及び(C1−C30)アルキル(C6−C30)アリールからなる群から選択される少なくとも1つである、請求項1に記載の有機電界発光化合物。
- Y1及びY2のうちの少なくとも一方がNR11を表し、この場合、L1が、単結合または置換もしくは非置換(C6−C21)アリーレンを表し、Arが、置換もしくは非置換5〜30員ヘテロアリールを表す、請求項1に記載の有機電界発光化合物。
- L1が、単結合または置換もしくは非置換(C6−C21)アリーレンを表し、
Arが、置換もしくは非置換5〜30員ヘテロアリールを表し、
R12及びR13が各々独立して、置換もしくは非置換(C1−C10)アルキル、置換もしくは非置換(C6−C21)アリール、または置換もしくは非置換5〜21員ヘテロアリールを表すか、またはCR 12 R 13 のCと置換もしくは非置換多環式芳香族環を形成することができる、請求項1に記載の有機電界発光化合物。 - L 1 が、単結合、置換もしくは非置換フェニレン、置換もしくは非置換ビフェニレン、または置換もしくは非置換ナフチレンを表し、Arが、置換もしくは非置換ピリジル、置換もしくは非置換ピリミジル、置換もしくは非置換トリアジニル、置換もしくは非置換ピラジニル、置換もしくは非置換キノリル、置換もしくは非置換イソキノリル、置換もしくは非置換キナゾリニル、置換もしくは非置換キノキサリニル、置換もしくは非置換ナフチリジニル、置換もしくは非置換カルバゾリル、置換もしくは非置換ジベンゾチオフェニル、または置換もしくは非置換ジベンゾフラニルを表す、請求項4に記載の有機電界発光化合物。
- Arが、以下の式2−1〜2−7から選択され、
fが、1〜4の整数を表し、gが、1〜3の整数を表し、hが、1〜2の整数を表し、iが、1〜6の整数を表し、j、k、及びmが各々独立して、1〜5の整数を表し、f、g、h、i、j、k、またはmが2以上の整数である場合、R21、R22、R23、R24、R25、R26、またはR27の各々が同じであっても異なってもよく、
前記ヘテロアリールが、N、O、及びSから選択される少なくとも1個のヘテロ原子を含有する、請求項5に記載の有機電界発光化合物。 - 請求項1〜7のいずれか1項に記載の有機電界発光化合物を含む、有機電界発光デバイス。
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