JP7298910B2 - ヘテロ環化合物およびこれを含む有機発光素子 - Google Patents
ヘテロ環化合物およびこれを含む有機発光素子 Download PDFInfo
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- JP7298910B2 JP7298910B2 JP2019552245A JP2019552245A JP7298910B2 JP 7298910 B2 JP7298910 B2 JP 7298910B2 JP 2019552245 A JP2019552245 A JP 2019552245A JP 2019552245 A JP2019552245 A JP 2019552245A JP 7298910 B2 JP7298910 B2 JP 7298910B2
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- 150000002391 heterocyclic compounds Chemical class 0.000 title claims description 30
- 239000010410 layer Substances 0.000 claims description 88
- -1 benzo[4,5]thieno[3,2-d]pyrimidyl group Chemical group 0.000 claims description 66
- 239000000463 material Substances 0.000 claims description 62
- 125000003118 aryl group Chemical group 0.000 claims description 47
- 125000001424 substituent group Chemical group 0.000 claims description 39
- 150000001875 compounds Chemical class 0.000 claims description 36
- 125000001072 heteroaryl group Chemical group 0.000 claims description 35
- 229910052739 hydrogen Inorganic materials 0.000 claims description 34
- 239000001257 hydrogen Substances 0.000 claims description 34
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 31
- 239000000126 substance Substances 0.000 claims description 31
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 claims description 24
- 229910052805 deuterium Inorganic materials 0.000 claims description 24
- 238000002347 injection Methods 0.000 claims description 23
- 239000007924 injection Substances 0.000 claims description 23
- 239000012044 organic layer Substances 0.000 claims description 23
- 125000000217 alkyl group Chemical group 0.000 claims description 15
- 230000000903 blocking effect Effects 0.000 claims description 14
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 14
- 125000000592 heterocycloalkyl group Chemical group 0.000 claims description 13
- 125000000623 heterocyclic group Chemical group 0.000 claims description 12
- 230000005525 hole transport Effects 0.000 claims description 9
- 125000003342 alkenyl group Chemical group 0.000 claims description 8
- 125000003277 amino group Chemical group 0.000 claims description 8
- MPQXHAGKBWFSNV-UHFFFAOYSA-N oxidophosphanium Chemical group [PH3]=O MPQXHAGKBWFSNV-UHFFFAOYSA-N 0.000 claims description 8
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 7
- 125000003545 alkoxy group Chemical group 0.000 claims description 7
- 229910052736 halogen Inorganic materials 0.000 claims description 7
- 150000002367 halogens Chemical class 0.000 claims description 7
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 6
- 125000001624 naphthyl group Chemical group 0.000 claims description 6
- 125000000304 alkynyl group Chemical group 0.000 claims description 5
- 125000000732 arylene group Chemical group 0.000 claims description 4
- 125000003785 benzimidazolyl group Chemical group N1=C(NC2=C1C=CC=C2)* 0.000 claims description 3
- 125000002294 quinazolinyl group Chemical group N1=C(N=CC2=CC=CC=C12)* 0.000 claims description 3
- 125000005493 quinolyl group Chemical group 0.000 claims description 3
- 125000004306 triazinyl group Chemical group 0.000 claims description 3
- 125000001931 aliphatic group Chemical group 0.000 claims description 2
- 125000000714 pyrimidinyl group Chemical group 0.000 claims description 2
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims 2
- 125000006267 biphenyl group Chemical group 0.000 claims 1
- 125000004988 dibenzothienyl group Chemical group C1(=CC=CC=2SC3=C(C21)C=CC=C3)* 0.000 claims 1
- 150000002431 hydrogen Chemical class 0.000 claims 1
- 125000004432 carbon atom Chemical group C* 0.000 description 24
- TXCDCPKCNAJMEE-UHFFFAOYSA-N dibenzofuran Chemical group C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 description 18
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 17
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 15
- 125000003367 polycyclic group Chemical group 0.000 description 12
- 238000002360 preparation method Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 10
- 125000002950 monocyclic group Chemical group 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 125000004122 cyclic group Chemical group 0.000 description 9
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 8
- 150000004945 aromatic hydrocarbons Chemical group 0.000 description 8
- 239000000706 filtrate Substances 0.000 description 8
- 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 8
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 8
- 239000010409 thin film Substances 0.000 description 8
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 6
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 6
- 239000012153 distilled water Substances 0.000 description 6
- 238000005401 electroluminescence Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000011368 organic material Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 239000002019 doping agent Substances 0.000 description 5
- 125000005842 heteroatom Chemical group 0.000 description 5
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 5
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 229920000767 polyaniline Polymers 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 229920001940 conductive polymer Polymers 0.000 description 4
- IYYZUPMFVPLQIF-ALWQSETLSA-N dibenzothiophene Chemical group C1=CC=CC=2[34S]C3=C(C=21)C=CC=C3 IYYZUPMFVPLQIF-ALWQSETLSA-N 0.000 description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 4
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 4
- 235000019341 magnesium sulphate Nutrition 0.000 description 4
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 4
- 229910000027 potassium carbonate Inorganic materials 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 239000000741 silica gel Substances 0.000 description 4
- 229910002027 silica gel Inorganic materials 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 235000010290 biphenyl Nutrition 0.000 description 3
- 239000004305 biphenyl Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 3
- 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 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 125000004585 polycyclic heterocycle group Chemical group 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- CYPYTURSJDMMMP-WVCUSYJESA-N (1e,4e)-1,5-diphenylpenta-1,4-dien-3-one;palladium Chemical compound [Pd].[Pd].C=1C=CC=CC=1\C=C\C(=O)\C=C\C1=CC=CC=C1.C=1C=CC=CC=1\C=C\C(=O)\C=C\C1=CC=CC=C1.C=1C=CC=CC=1\C=C\C(=O)\C=C\C1=CC=CC=C1 CYPYTURSJDMMMP-WVCUSYJESA-N 0.000 description 2
- XNWCIDBPLDKKAG-UHFFFAOYSA-N (2-chloro-6-methoxyphenyl)boronic acid Chemical compound COC1=CC=CC(Cl)=C1B(O)O XNWCIDBPLDKKAG-UHFFFAOYSA-N 0.000 description 2
- CRXBTDWNHVBEIC-UHFFFAOYSA-N 1,2-dimethyl-9h-fluorene Chemical group C1=CC=C2CC3=C(C)C(C)=CC=C3C2=C1 CRXBTDWNHVBEIC-UHFFFAOYSA-N 0.000 description 2
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical group C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 description 2
- FCEHBMOGCRZNNI-UHFFFAOYSA-N 1-benzothiophene Chemical group C1=CC=C2SC=CC2=C1 FCEHBMOGCRZNNI-UHFFFAOYSA-N 0.000 description 2
- DDGPPAMADXTGTN-UHFFFAOYSA-N 2-chloro-4,6-diphenyl-1,3,5-triazine Chemical compound N=1C(Cl)=NC(C=2C=CC=CC=2)=NC=1C1=CC=CC=C1 DDGPPAMADXTGTN-UHFFFAOYSA-N 0.000 description 2
- 125000005916 2-methylpentyl group Chemical group 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
- AWXGSYPUMWKTBR-UHFFFAOYSA-N 4-carbazol-9-yl-n,n-bis(4-carbazol-9-ylphenyl)aniline Chemical compound C12=CC=CC=C2C2=CC=CC=C2N1C1=CC=C(N(C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=2C=CC(=CC=2)N2C3=CC=CC=C3C3=CC=CC=C32)C=C1 AWXGSYPUMWKTBR-UHFFFAOYSA-N 0.000 description 2
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 2
- 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 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
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 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 2
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 2
- 239000010406 cathode material Substances 0.000 description 2
- 229940125904 compound 1 Drugs 0.000 description 2
- 230000021615 conjugation Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 125000005549 heteroarylene group Chemical group 0.000 description 2
- 125000004857 imidazopyridinyl group Chemical group N1C(=NC2=C1C=CC=N2)* 0.000 description 2
- 125000003454 indenyl group Chemical group C1(C=CC2=CC=CC=C12)* 0.000 description 2
- 125000003387 indolinyl group Chemical group N1(CCC2=CC=CC=C12)* 0.000 description 2
- 125000001041 indolyl group Chemical group 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 235000011056 potassium acetate Nutrition 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 125000001973 tert-pentyl group Chemical group [H]C([H])([H])C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 2
- 229930192474 thiophene Natural products 0.000 description 2
- 125000003960 triphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C3=CC=CC=C3C12)* 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- MIOPJNTWMNEORI-GMSGAONNSA-N (S)-camphorsulfonic acid Chemical compound C1C[C@@]2(CS(O)(=O)=O)C(=O)C[C@@H]1C2(C)C MIOPJNTWMNEORI-GMSGAONNSA-N 0.000 description 1
- BHSJHAIXABJMSL-UHFFFAOYSA-N 1,1'-spirobi[benzo[b][1]benzosilole] Chemical compound C12=C3C=CC=CC3=[SiH]C2=CC=CC11C2=C3C=CC=CC3=[SiH]C2=CC=C1 BHSJHAIXABJMSL-UHFFFAOYSA-N 0.000 description 1
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 description 1
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 1
- RKWWASUTWAFKHA-UHFFFAOYSA-N 1-bromo-2,3-difluorobenzene Chemical compound FC1=CC=CC(Br)=C1F RKWWASUTWAFKHA-UHFFFAOYSA-N 0.000 description 1
- MGHBDQZXPCTTIH-UHFFFAOYSA-N 1-bromo-2,4-difluorobenzene Chemical compound FC1=CC=C(Br)C(F)=C1 MGHBDQZXPCTTIH-UHFFFAOYSA-N 0.000 description 1
- 125000004973 1-butenyl group Chemical group C(=CCC)* 0.000 description 1
- IKBYTZCDHKXANH-UHFFFAOYSA-N 1-chloro-2-(2,3-difluorophenyl)-3-methoxybenzene Chemical group COc1cccc(Cl)c1-c1cccc(F)c1F IKBYTZCDHKXANH-UHFFFAOYSA-N 0.000 description 1
- JDZRLTYUHWKGIY-UHFFFAOYSA-N 1-chloro-2-(2,4-difluorophenyl)-3-methoxybenzene Chemical group ClC1=C(C(=CC=C1)OC)C1=C(C=C(C=C1)F)F JDZRLTYUHWKGIY-UHFFFAOYSA-N 0.000 description 1
- KFFJESFQFFREHN-UHFFFAOYSA-N 1-chloro-6-fluorodibenzofuran Chemical compound ClC1=CC=CC=2OC3=C(C=21)C=CC=C3F KFFJESFQFFREHN-UHFFFAOYSA-N 0.000 description 1
- AEQOXKLNJGVYMK-UHFFFAOYSA-N 1-chloro-7-fluorodibenzofuran Chemical compound ClC1=CC=CC=2OC3=C(C=21)C=CC(=C3)F AEQOXKLNJGVYMK-UHFFFAOYSA-N 0.000 description 1
- 125000006218 1-ethylbutyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001637 1-naphthyl group Chemical group [H]C1=C([H])C([H])=C2C(*)=C([H])C([H])=C([H])C2=C1[H] 0.000 description 1
- 125000006023 1-pentenyl group Chemical group 0.000 description 1
- 125000006017 1-propenyl group Chemical group 0.000 description 1
- VFBJMPNFKOMEEW-UHFFFAOYSA-N 2,3-diphenylbut-2-enedinitrile Chemical group C=1C=CC=CC=1C(C#N)=C(C#N)C1=CC=CC=C1 VFBJMPNFKOMEEW-UHFFFAOYSA-N 0.000 description 1
- DSQMLISBVUTWJB-UHFFFAOYSA-N 2,6-diphenylaniline Chemical group NC1=C(C=2C=CC=CC=2)C=CC=C1C1=CC=CC=C1 DSQMLISBVUTWJB-UHFFFAOYSA-N 0.000 description 1
- 125000004974 2-butenyl group Chemical group C(C=CC)* 0.000 description 1
- 125000006176 2-ethylbutyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(C([H])([H])*)C([H])([H])C([H])([H])[H] 0.000 description 1
- WONYVCKUEUULQN-UHFFFAOYSA-N 2-methyl-n-(2-methylphenyl)aniline Chemical group CC1=CC=CC=C1NC1=CC=CC=C1C WONYVCKUEUULQN-UHFFFAOYSA-N 0.000 description 1
- JTMODJXOTWYBOZ-UHFFFAOYSA-N 2-methyl-n-phenylaniline Chemical group CC1=CC=CC=C1NC1=CC=CC=C1 JTMODJXOTWYBOZ-UHFFFAOYSA-N 0.000 description 1
- 125000006024 2-pentenyl group Chemical group 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- 125000004975 3-butenyl group Chemical group C(CC=C)* 0.000 description 1
- 125000006027 3-methyl-1-butenyl group Chemical group 0.000 description 1
- DDTHMESPCBONDT-UHFFFAOYSA-N 4-(4-oxocyclohexa-2,5-dien-1-ylidene)cyclohexa-2,5-dien-1-one Chemical class C1=CC(=O)C=CC1=C1C=CC(=O)C=C1 DDTHMESPCBONDT-UHFFFAOYSA-N 0.000 description 1
- 125000004920 4-methyl-2-pentyl group Chemical group CC(CC(C)*)C 0.000 description 1
- DIVZFUBWFAOMCW-UHFFFAOYSA-N 4-n-(3-methylphenyl)-1-n,1-n-bis[4-(n-(3-methylphenyl)anilino)phenyl]-4-n-phenylbenzene-1,4-diamine Chemical compound CC1=CC=CC(N(C=2C=CC=CC=2)C=2C=CC(=CC=2)N(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C=C(C)C=CC=2)C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C=C(C)C=CC=2)=C1 DIVZFUBWFAOMCW-UHFFFAOYSA-N 0.000 description 1
- KDOQMLIRFUVJNT-UHFFFAOYSA-N 4-n-naphthalen-2-yl-1-n,1-n-bis[4-(n-naphthalen-2-ylanilino)phenyl]-4-n-phenylbenzene-1,4-diamine Chemical compound C1=CC=CC=C1N(C=1C=C2C=CC=CC2=CC=1)C1=CC=C(N(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C=C3C=CC=CC3=CC=2)C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C=C3C=CC=CC3=CC=2)C=C1 KDOQMLIRFUVJNT-UHFFFAOYSA-N 0.000 description 1
- MMXHPUBSLNWZEV-UHFFFAOYSA-N 5-chloro-2-(2,3-difluorophenyl)phenol Chemical compound ClC=1C=C(C(=CC=1)C1=C(C(=CC=C1)F)F)O MMXHPUBSLNWZEV-UHFFFAOYSA-N 0.000 description 1
- ATVCCTDTTGRCFX-UHFFFAOYSA-N 5-chloro-2-(2,4-difluorophenyl)phenol Chemical compound ClC=1C=C(C(=CC=1)C1=C(C=C(C=C1)F)F)O ATVCCTDTTGRCFX-UHFFFAOYSA-N 0.000 description 1
- ZSMRRZONCYIFNB-UHFFFAOYSA-N 6,11-dihydro-5h-benzo[b][1]benzazepine Chemical group C1CC2=CC=CC=C2NC2=CC=CC=C12 ZSMRRZONCYIFNB-UHFFFAOYSA-N 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 239000005725 8-Hydroxyquinoline Substances 0.000 description 1
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- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical compound [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 description 1
- 125000001425 triazolyl group Chemical group 0.000 description 1
- ODHXBMXNKOYIBV-UHFFFAOYSA-N triphenylamine Chemical compound C1=CC=CC=C1N(C=1C=CC=CC=1)C1=CC=CC=C1 ODHXBMXNKOYIBV-UHFFFAOYSA-N 0.000 description 1
- 125000006617 triphenylamine group Chemical group 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 238000002061 vacuum sublimation Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
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Description
本明細書は、ヘテロ環化合物およびこれを含む有機発光素子に関する。
N-Hetは、置換もしくは非置換であり、Nを1個以上含む単環もしくは多環のヘテロ環基であり、
Lは、直接結合;置換もしくは非置換のアリーレン基;または置換もしくは非置換のヘテロアリーレン基であり、aは、1~3の整数であり、aが2以上の場合、Lは、互いに同一または異なり、
R1~R10は、互いに同一または異なり、それぞれ独立に、水素;重水素;ハロゲン;シアノ基;置換もしくは非置換のアルキル基;置換もしくは非置換のアルケニル基;置換もしくは非置換のアルキニル基;置換もしくは非置換のアルコキシ基;置換もしくは非置換のシクロアルキル基;置換もしくは非置換のヘテロシクロアルキル基;置換もしくは非置換のアリール基;置換もしくは非置換のヘテロアリール基;置換もしくは非置換のホスフィンオキシド基;および置換もしくは非置換のアミン基からなる群より選択されるか、互いに隣接する2以上の基は、互いに結合して置換もしくは非置換の脂肪族または芳香族炭化水素環またはヘテロ環を形成し、bおよびcはそれぞれ、1~3の整数であり、bが2以上の場合、R9は、互いに同一または異なり、cが2以上の場合、R10は、互いに同一または異なる。
前記「置換」という用語は、化合物の炭素原子に結合した水素原子が他の置換基に変わることを意味し、置換される位置は、水素原子の置換される位置、すなわち置換基が置換可能な位置であれば限定せず、2以上置換される場合、2以上の置換基は、互いに同一であるか、異なっていてもよい。
R1~R10、L、a、bおよびcの定義は、前記化学式1における定義と同じであり、
X1は、CR11またはNであり、X2は、CR12またはNであり、X3は、CR13またはNであり、X4は、CR14またはNであり、X5は、CR15またはNであり、
R11~R15およびR17~R22は、互いに同一または異なり、それぞれ独立に、水素;重水素;ハロゲン;シアノ基;置換もしくは非置換のアルキル基;置換もしくは非置換のアルケニル基;置換もしくは非置換のアルキニル基;置換もしくは非置換のアルコキシ基;置換もしくは非置換のシクロアルキル基;置換もしくは非置換のヘテロシクロアルキル基;置換もしくは非置換のアリール基;置換もしくは非置換のヘテロアリール基;置換もしくは非置換のホスフィンオキシド基;および置換もしくは非置換のアミン基からなる群より選択されるか、互いに隣接する2以上の基は、互いに結合して置換もしくは非置換の脂肪族または芳香族炭化水素環またはヘテロ環を形成する。
化学式10において、X1、X2およびX5のうちの1つ以上は、Nであり、残りは、化学式6で定義した通りであり、
化学式11において、X1~X3のうちの1つ以上は、Nであり、残りは、化学式6で定義した通りであり、
化学式12において、X1、X2およびX5のうちの1つ以上は、Nであり、残りは、化学式6で定義した通りであり、
R12、R14およびR23~R26は、互いに同一または異なり、それぞれ独立に、水素;重水素;ハロゲン;シアノ基;置換もしくは非置換のアルキル基;置換もしくは非置換のアルケニル基;置換もしくは非置換のアルキニル基;置換もしくは非置換のアルコキシ基;置換もしくは非置換のシクロアルキル基;置換もしくは非置換のヘテロシクロアルキル基;置換もしくは非置換のアリール基;置換もしくは非置換のヘテロアリール基;置換もしくは非置換のホスフィンオキシド基;および置換もしくは非置換のアミン基からなる群より選択されるか、互いに隣接する2以上の基は、互いに結合して置換もしくは非置換の脂肪族または芳香族炭化水素環またはヘテロ環を形成する。
R1~R4は、化学式1で定義した通りであり、
Yは、O、S、NR、またはCR’R”であり、
R、R’、R”、R31およびR32は、互いに同一または異なり、水素;重水素;ハロゲン;シアノ基;置換もしくは非置換のアルキル基;置換もしくは非置換のアルケニル基;置換もしくは非置換のアルキニル基;置換もしくは非置換のアルコキシ基;置換もしくは非置換のシクロアルキル基;置換もしくは非置換のヘテロシクロアルキル基;置換もしくは非置換のアリール基;置換もしくは非置換のヘテロアリール基;置換もしくは非置換のホスフィンオキシド基;および置換もしくは非置換のアミン基からなる群より選択されるか、互いに隣接する2以上の基は、互いに結合して置換もしくは非置換の脂肪族または芳香族炭化水素環またはヘテロ環を形成し、fは、0~4の整数であり、fが2以上の場合、R31は、互いに同一または異なり、gは、0~2の整数であり、gが2以上の場合、R32は、互いに同一または異なる。
一口の丸底フラスコ(One neck r.b.f)に、1-ブロモ-2,3-ジフルオロベンゼン(40.5g、209mmol)、(2-クロロ-6-メトキシフェニル)ボロン酸(43g、230mmol)、テトラキス(トリフェニルホスフィン)パラジウム(0)(24g、20.9mmol)、ポタシウムカーボネート(57.9g、419mmol)、トルエン/エタノール/水(500ml/100ml/100ml)混合物を、110℃で還流した。ジクロロメタンで抽出、MgSO4で乾燥した。シリカゲルフィルタ後、濃縮して、化合物1-1を得た。(40.8g、76%)
一口の丸底フラスコ(One neck r.b.f)に、2’-クロロ-2,3-ジフルオロ-6’-メトキシ-1,1’-ビフェニル(40.8g、160mmol)、MC(600ml)の混合物を、0℃に温度を下げて、BBr3(30mL、320mmol)を滴加し、常温に昇温して1時間撹拌した。蒸留水で反応を終結し、ジクロロメタンで抽出、MgSO4で乾燥した。カラム精製MC:HX=1:1にして、化合物1-2を得た。(21g、54%)
一口の丸底フラスコ(One neck r.b.f)に、4-クロロ-2’,3’-ジフルオロ-[1,1’-ビフェニル]-2-オール(21g、87.2mmol)、Cs2CO3(71g、218mmol)のジメチルアセトアミド(200ml)混合物を、120℃で撹拌した。冷やした後、フィルタし、濾液の溶媒を除去した後、カラム精製HX:MC=4:1にして、化合物1-3を得た。(17g、88%)
一口の丸底フラスコ(One neck r.b.f)に、1-クロロ-6-フルオロジベンゾ[b,d]フラン(6g、27.19mmol)、9H-カルバゾール(5g、29.9mmol)、Cs2CO3(22g、101.7mmol)のジメチルアセトアミド(60ml)混合物を、170℃で12h還流した。冷やした後、フィルタし、濾液の溶媒を除去した後、カラム精製HX:MC=3:1にして、化合物1-4を得た。(9g、90%)
一口の丸底フラスコ(One neck r.b.f)に、9-(9-クロロジベンゾ[b,d]フラン-4-イル)-9H-カルバゾール(9g、24.4mmol)、ビス(ピナコラト)ジボロン(12.4g、48.9mmol)、Pcy3(1.37g、4.89mmol)、ポタシウムアセテート(7.1g、73mmol)、Pd2(dba)3(2.2g、2.44mmol)の1,4-ジオキサン(100ml)混合物を、140℃で還流した。冷やした後、フィルタした濾液を濃縮して、カラム精製HX:MC=3:1にして、化合物1-5を得た(7.2g、64%)
一口の丸底フラスコ(One neck r.b.f)に、9-(9-(4,4,5,5-テトラメチル-1,3,2-ジオキサボロラン-2-イル)ジベンゾ[b,d]フラン-4-イル)-9H-カルバゾール(7.2g、15.6mmol)、2-クロロ-4,6-ジフェニル-1,3,5-トリアジン(5g、18.8mmol)、テトラキス(トリフェニルホスフィン)パラジウム(0)(1.8g、1.56mmol)、ポタシウムカーボネート(4.3g、31.2mmol)、1,4-ジオキサン/水(100ml/25ml)混合物を、120℃で4時間還流した。120℃でフィルタ後、1,4-ジオキサン、蒸留水、MeOHで洗って、化合物1(C)を得た。(6.6g、75%)
一口の丸底フラスコ(One neck r.b.f)に、1-ブロモ-2,4-ジフルオロベンゼン(40g、207mmol)、(2-クロロ-6-メトキシフェニル)ボロン酸(42.4g、227mmol)、テトラキス(トリフェニルホスフィン)パラジウム(0)(23g、20.7mmol)、ポタシウムカーボネート(57g、414mmol)、トルエン/エタノール/水(600ml/150ml/150ml)混合物を、110℃で還流した。
ジクロロメタンで抽出、MgSO4で乾燥した。シリカゲルフィルタ後、濃縮して、化合物129-1を得た。(50g、94%)
一口の丸底フラスコ(One neck r.b.f)に、2’-クロロ-2,4-ジフルオロ-6’-メトキシ-1,1’-ビフェニル(50g、196mmol)、ジクロロメタン(700ml)の混合物を、0℃に温度を下げて、BBr3(28.3mL、294mmol)を滴加し、常温に昇温して2時間撹拌した。
蒸留水で反応を終結し、ジクロロメタンで抽出、MgSO4で乾燥した。シリカゲルフィルタして、化合物129-2を得た。(27.5g、58%)
一口の丸底フラスコ(One neck r.b.f)に、4-クロロ-2’,4’-ジフルオロ-[1,1’-ビフェニル]-2-オール(27g、114mmol)、Cs2CO3(83g、285mmol)のジメチルアセトアミド(300ml)混合物を、120℃で撹拌した。冷やした後、フィルタし、濾液の溶媒を除去した後、シリカゲルフィルタして、化合物129-3を得た。(23g、92%)
一口の丸底フラスコ(One neck r.b.f)に、1-クロロ-7-フルオロジベンゾ[b,d]フラン(5.5g、24.9mmol)、9H-カルバゾール(4.58g、27.4mmol)、Cs2CO3(20g、62mmol)のジメチルアセトアミド(60ml)混合物を、170℃で6h還流した。冷やした後、フィルタし、濾液の溶媒を除去した後、カラム精製HX:MC=3:1にして、化合物129-4を得た。(7.6g、83%)
一口の丸底フラスコ(One neck r.b.f)に、9-(9-クロロジベンゾ[b,d]フラン-3-イル)-9H-カルバゾール(7.5g、20.3mmol)、ビス(ピナコラト)ジボロン(10.3g、40.7mmol)、Pcy3(1.14g、4.07mmol)、ポタシウムアセテート(5.97g、60.9mmol)、Pd2(dba)3(1.85g、2.03mmol)の1,4-ジオキサン(80ml)混合物を、140℃で還流した。冷やした後、フィルタした濾液を濃縮して、カラム精製HX:MC=2:1にして、化合物129-5を得た(6.5g、70%)。
一口の丸底フラスコ(One neck r.b.f)に、9-(9-(4,4,5,5-テトラメチル-1,3,2-ジオキサボロラン-2-イル)ジベンゾ[b,d]フラン-3-イル)-9H-カルバゾール(6.5g、14.1mmol)、2-クロロ-4,6-ジフェニル-1,3,5-トリアジン(4.54g、16.9mmol)、テトラキス(トリフェニルホスフィン)パラジウム(0)(1.6g、1.41mmol)、ポタシウムカーボネート(3.9g、28.2mmol)、1,4-ジオキサン/水(80ml/28.2ml)混合物を、120℃で4時間還流した。120℃でフィルタ後、1,4-ジオキサン、蒸留水、MeOHで洗って、化合物129(F)を得た(5.4g、68%)。
1,500Åの厚さにITOが薄膜コーティングされたガラス基板を蒸留水超音波洗浄した。蒸留水洗浄が終わると、アセトン、メタノール、イソプロピルアルコールなどの溶剤で超音波洗浄をし乾燥させた後、UV洗浄機でUVを用いて5分間UVO処理した。この後、基板をプラズマ洗浄機(PT)に搬送させた後、真空状態でITOの仕事関数および残膜除去のためにプラズマ処理をして、有機蒸着用熱蒸着装置に搬送した。
前記のように作製された有機電界発光素子に対して、マックサイエンス社のM7000で電界発光(EL)特性を測定し、その測定結果をもって、マックサイエンス社製の寿命測定装置(M6000)により、基準輝度が6,000cd/m2の時、T90を測定した。本発明の有機電界発光素子の特性は、表17の通りである。
200:陽極
300:有機物層
301:正孔注入層
302:正孔輸送層
303:発光層
304:正孔阻止層
305:電子輸送層
306:電子注入層
400:陰極
Claims (9)
- 下記化学式2および3のうちの1つで表されるヘテロ環化合物:
前記化学式2および3において、
N-Hetは、置換もしくは非置換のピリミジル基;置換もしくは非置換のトリアジニル基;置換もしくは非置換のベンズイミダゾリル基;置換もしくは非置換のキナゾリニル基;置換もしくは非置換のキノリル基;または置換もしくは非置換のベンゾ[4,5]チエノ[3,2-d]ピリミジル基であり、
Lは、直接結合;または置換もしくは非置換のアリーレン基であり、aは、1の整数であり、
R9およびR10は、水素または重水素であり、
R1~R8は、互いに同一または異なり、それぞれ独立に、水素;重水素;ハロゲン;シアノ基;置換もしくは非置換のアルキル基;置換もしくは非置換のアルケニル基;置換もしくは非置換のアルキニル基;置換もしくは非置換のアルコキシ基;置換もしくは非置換のシクロアルキル基;置換もしくは非置換のヘテロシクロアルキル基;置換もしくは非置換のアリール基;置換もしくは非置換のヘテロアリール基;置換もしくは非置換のホスフィンオキシド基;および置換もしくは非置換のアミン基からなる群より選択されるか、互いに隣接する2以上の基は、互いに結合して置換もしくは非置換の脂肪族または芳香族炭化水素環またはヘテロ環を形成し、bおよびcはそれぞれ、1~3の整数であり、bが2以上の場合、R9は、互いに同一または異なり、cが2以上の場合、R10は、互いに同一または異なり、
R1~R8が水素である場合、N-Hetは、置換もしくは非置換のピリミジル基;置換もしくは非置換のアリール基および置換もしくは非置換のヘテロアリール基からなる群より選択される置換基で置換されたトリアジニル基であって、前記置換基の少なくとも1つがビフェニル基、ナフチル基、ジメチルフルオレニル基、ジベンゾフラニル基およびジベンソチエニル基からなる群より選択されるトリアジニル基;置換もしくは非置換のベンズイミダゾリル基;置換もしくは非置換のキナゾリニル基;置換もしくは非置換のキノリル基;または置換もしくは非置換のベンゾ[4,5]チエノ[3,2-d]ピリミジル基である。 - R1~R8は、少なくとも1つが置換もしくは非置換のアリール基、または置換もしくは非置換のヘテロアリール基であるか、互いに隣接する2以上の基は、互いに結合して置換もしくは非置換の脂肪族または芳香族炭化水素環またはヘテロ環を形成する、請求項1に記載のヘテロ環化合物。
- 第1電極と、前記第1電極に対向して備えられた第2電極と、前記第1電極と前記第2電極との間に備えられた1層以上の有機物層とを含む有機発光素子であって、前記有機物層のうちの1層以上は、請求項1~3のいずれか1項に記載のヘテロ環化合物を含むものである有機発光素子。
- 前記有機物層は、発光層を含み、前記発光層は、前記ヘテロ環化合物を含むものである、請求項4に記載の有機発光素子。
- 前記有機物層は、発光層を含み、前記発光層は、ホスト物質を含み、前記ホスト物質は、前記ヘテロ環化合物を含むものである、請求項4に記載の有機発光素子。
- 前記有機物層は、電子注入層または電子輸送層を含み、前記電子輸送層または電子注入層は、前記ヘテロ環化合物を含むものである、請求項4に記載の有機発光素子。
- 前記有機物層は、電子ブロック層または正孔ブロック層を含み、前記電子ブロック層または正孔ブロック層は、前記ヘテロ環化合物を含むものである、請求項4に記載の有機発光素子。
- 前記有機発光素子は、発光層、正孔注入層、正孔輸送層、電子注入層、電子輸送層、電子ブロック層、および正孔ブロック層からなる群より選択される1層または2層以上をさらに含むものである、請求項4に記載の有機発光素子。
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KR102563303B1 (ko) * | 2020-12-17 | 2023-08-03 | 엘티소재주식회사 | 헤테로 고리 화합물, 이를 포함하는 유기 발광 소자, 이의 제조방법 및 유기물층용 조성물 |
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EP3604296A1 (en) | 2020-02-05 |
US11527723B2 (en) | 2022-12-13 |
TWI711686B (zh) | 2020-12-01 |
TWI726203B (zh) | 2021-05-01 |
JP2020515073A (ja) | 2020-05-21 |
US20200123133A1 (en) | 2020-04-23 |
KR101943428B1 (ko) | 2019-01-30 |
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