JP7487890B2 - 分子末端に含窒素複素環を有する3置換ベンゼン化合物および有機エレクトロルミネッセンス素子 - Google Patents
分子末端に含窒素複素環を有する3置換ベンゼン化合物および有機エレクトロルミネッセンス素子 Download PDFInfo
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- -1 Tri-substituted benzene compound Chemical class 0.000 title claims description 64
- 238000005401 electroluminescence Methods 0.000 title claims description 22
- 239000010410 layer Substances 0.000 claims description 155
- 239000000463 material Substances 0.000 claims description 69
- 125000004432 carbon atom Chemical group C* 0.000 claims description 61
- 230000000903 blocking effect Effects 0.000 claims description 52
- 125000001424 substituent group Chemical group 0.000 claims description 37
- 238000002347 injection Methods 0.000 claims description 33
- 239000007924 injection Substances 0.000 claims description 33
- 239000012044 organic layer Substances 0.000 claims description 17
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 15
- 125000000217 alkyl group Chemical group 0.000 claims description 14
- 125000003342 alkenyl group Chemical group 0.000 claims description 13
- 125000003545 alkoxy group Chemical group 0.000 claims description 11
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 9
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 9
- 125000004431 deuterium atom Chemical group 0.000 claims description 9
- 125000001153 fluoro group Chemical group F* 0.000 claims description 9
- 229910052801 chlorine Inorganic materials 0.000 claims description 8
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 8
- 229910052805 deuterium Inorganic materials 0.000 claims description 8
- 229910052731 fluorine Inorganic materials 0.000 claims description 8
- 125000000000 cycloalkoxy group Chemical group 0.000 claims description 7
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 claims description 7
- 239000000470 constituent Substances 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 6
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 6
- 125000004076 pyridyl group Chemical group 0.000 claims description 6
- 125000000714 pyrimidinyl group Chemical group 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 125000005338 substituted cycloalkoxy group Chemical group 0.000 claims description 3
- 125000005346 substituted cycloalkyl group Chemical group 0.000 claims description 3
- TXCDCPKCNAJMEE-UHFFFAOYSA-N Dibenzofuran Natural products C1=CC=C2C3=CC=CC=C3OC2=C1 TXCDCPKCNAJMEE-UHFFFAOYSA-N 0.000 claims 1
- 150000004826 dibenzofurans Chemical class 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 description 108
- 239000000203 mixture Substances 0.000 description 35
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 33
- 239000012043 crude product Substances 0.000 description 28
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 27
- 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 24
- 239000000843 powder Substances 0.000 description 21
- 238000005160 1H NMR spectroscopy Methods 0.000 description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 14
- 238000004440 column chromatography Methods 0.000 description 14
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 14
- 239000000741 silica gel Substances 0.000 description 14
- 229910002027 silica gel Inorganic materials 0.000 description 14
- 238000003756 stirring Methods 0.000 description 14
- 239000003480 eluent Substances 0.000 description 13
- 230000005525 hole transport Effects 0.000 description 12
- 238000004020 luminiscence type Methods 0.000 description 12
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 12
- 239000000758 substrate Substances 0.000 description 12
- 239000010409 thin film Substances 0.000 description 12
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 10
- 230000009477 glass transition Effects 0.000 description 9
- 238000007740 vapor deposition Methods 0.000 description 9
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 8
- 229940125904 compound 1 Drugs 0.000 description 8
- 238000000151 deposition Methods 0.000 description 8
- 230000008021 deposition Effects 0.000 description 8
- 239000010408 film Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- ROLZJFWKDOWGES-UHFFFAOYSA-N N1=CC(=CC=C1)C=1C=C(C=C(C1)C1=CC(=CC=C1)C1=CC(=CC=C1)C=1C=NC=NC1)C=1C=C(C=CC1)C=1C=C(C=CC1)C=1C=NC=NC1 Chemical compound N1=CC(=CC=C1)C=1C=C(C=C(C1)C1=CC(=CC=C1)C1=CC(=CC=C1)C=1C=NC=NC1)C=1C=C(C=CC1)C=1C=C(C=CC1)C=1C=NC=NC1 ROLZJFWKDOWGES-UHFFFAOYSA-N 0.000 description 7
- 238000005481 NMR spectroscopy Methods 0.000 description 7
- 125000006615 aromatic heterocyclic group Chemical group 0.000 description 7
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 description 7
- 230000004888 barrier function Effects 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 6
- SEILCKWJGKGXGD-UHFFFAOYSA-N 3-[3-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]phenyl]pyridine Chemical compound B1(OC(C(O1)(C)C)(C)C)C2=CC(=CC=C2)C3=CC(=CC=C3)C4=CN=CC=C4 SEILCKWJGKGXGD-UHFFFAOYSA-N 0.000 description 6
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 229910052739 hydrogen Inorganic materials 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 238000010992 reflux Methods 0.000 description 6
- 238000004528 spin coating Methods 0.000 description 6
- 238000003786 synthesis reaction Methods 0.000 description 6
- 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 6
- IWZSHWBGHQBIML-ZGGLMWTQSA-N (3S,8S,10R,13S,14S,17S)-17-isoquinolin-7-yl-N,N,10,13-tetramethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-amine Chemical compound CN(C)[C@H]1CC[C@]2(C)C3CC[C@@]4(C)[C@@H](CC[C@@H]4c4ccc5ccncc5c4)[C@@H]3CC=C2C1 IWZSHWBGHQBIML-ZGGLMWTQSA-N 0.000 description 5
- RISZTQLUJWHUNC-UHFFFAOYSA-N N1=CC(=CC=C1)C=1C=C(C=C(C1)C1=CC(=CC=C1)C1=CC(=CC=C1)C=1C=NC=CC1)C=1C=C(C=CC1)C=1C=C(C=CC1)C=1C=NC=NC1 Chemical compound N1=CC(=CC=C1)C=1C=C(C=C(C1)C1=CC(=CC=C1)C1=CC(=CC=C1)C=1C=NC=CC1)C=1C=C(C=CC1)C=1C=C(C=CC1)C=1C=NC=NC1 RISZTQLUJWHUNC-UHFFFAOYSA-N 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 239000002356 single layer Substances 0.000 description 5
- BDOOZZQGKBKQCH-UHFFFAOYSA-N 3-(3,5-dibromophenyl)pyridine Chemical compound BrC1=CC(Br)=CC(C=2C=NC=CC=2)=C1 BDOOZZQGKBKQCH-UHFFFAOYSA-N 0.000 description 4
- XSOUIOFQOVKRIL-UHFFFAOYSA-N N1=CC(=CC=C1)C=1C=C(C=CC1)C=1C=C(C=CC1)C=1C=C(C=C(C1)C1=CC(=CC=C1)C1=CC(=CC=C1)C=1C=NC=CC1)C=1C=NC=NC1 Chemical compound N1=CC(=CC=C1)C=1C=C(C=CC1)C=1C=C(C=CC1)C=1C=C(C=C(C1)C1=CC(=CC=C1)C1=CC(=CC=C1)C=1C=NC=CC1)C=1C=NC=NC1 XSOUIOFQOVKRIL-UHFFFAOYSA-N 0.000 description 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 4
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- NXQGGXCHGDYOHB-UHFFFAOYSA-L cyclopenta-1,4-dien-1-yl(diphenyl)phosphane;dichloropalladium;iron(2+) Chemical compound [Fe+2].Cl[Pd]Cl.[CH-]1C=CC(P(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1.[CH-]1C=CC(P(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 NXQGGXCHGDYOHB-UHFFFAOYSA-L 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N dichloromethane Natural products ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 4
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 125000001041 indolyl group Chemical group 0.000 description 4
- 238000007641 inkjet printing Methods 0.000 description 4
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 4
- 125000001624 naphthyl group Chemical group 0.000 description 4
- 125000002080 perylenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45)* 0.000 description 4
- 125000001792 phenanthrenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C=CC12)* 0.000 description 4
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 4
- 125000001567 quinoxalinyl group Chemical group N1=C(C=NC2=CC=CC=C12)* 0.000 description 4
- 125000004306 triazinyl group Chemical group 0.000 description 4
- 125000003960 triphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C3=CC=CC=C3C12)* 0.000 description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 4
- KARUMYWDGQTPFL-UHFFFAOYSA-N 1,3-dibromo-5-iodobenzene Chemical compound BrC1=CC(Br)=CC(I)=C1 KARUMYWDGQTPFL-UHFFFAOYSA-N 0.000 description 3
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 3
- KIQJTGYGHFCRIA-UHFFFAOYSA-N 5-[3-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]phenyl]pyrimidine Chemical compound B1(OC(C(O1)(C)C)(C)C)C2=CC(=CC=C2)C3=CC(=CC=C3)C4=CN=CN=C4 KIQJTGYGHFCRIA-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000000862 absorption spectrum Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 125000003785 benzimidazolyl group Chemical group N1=C(NC2=C1C=CC=C2)* 0.000 description 3
- 125000000499 benzofuranyl group Chemical group O1C(=CC2=C1C=CC=C2)* 0.000 description 3
- 125000001164 benzothiazolyl group Chemical group S1C(=NC2=C1C=CC=C2)* 0.000 description 3
- 125000004196 benzothienyl group Chemical group S1C(=CC2=C1C=CC=C2)* 0.000 description 3
- 125000004541 benzoxazolyl group Chemical group O1C(=NC2=C1C=CC=C2)* 0.000 description 3
- 125000004623 carbolinyl group Chemical group 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 125000004988 dibenzothienyl group Chemical group C1(=CC=CC=2SC3=C(C21)C=CC=C3)* 0.000 description 3
- 239000002019 doping agent Substances 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 3
- 125000003914 fluoranthenyl group Chemical group C1(=CC=C2C=CC=C3C4=CC=CC=C4C1=C23)* 0.000 description 3
- 125000002541 furyl group Chemical group 0.000 description 3
- 125000003454 indenyl group Chemical group C1(C=CC2=CC=CC=C12)* 0.000 description 3
- 125000005956 isoquinolyl group Chemical group 0.000 description 3
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- 125000004430 oxygen atom Chemical group O* 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 125000003226 pyrazolyl group Chemical group 0.000 description 3
- 125000001725 pyrenyl group Chemical group 0.000 description 3
- 125000000168 pyrrolyl group Chemical group 0.000 description 3
- 150000004322 quinolinols Chemical class 0.000 description 3
- 125000005493 quinolyl group Chemical group 0.000 description 3
- 238000005215 recombination Methods 0.000 description 3
- 230000006798 recombination Effects 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 125000004434 sulfur atom Chemical group 0.000 description 3
- 125000001544 thienyl group Chemical group 0.000 description 3
- XNCMQRWVMWLODV-UHFFFAOYSA-N 1-phenylbenzimidazole Chemical compound C1=NC2=CC=CC=C2N1C1=CC=CC=C1 XNCMQRWVMWLODV-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
- 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
- ZOKIJILZFXPFTO-UHFFFAOYSA-N 4-methyl-n-[4-[1-[4-(4-methyl-n-(4-methylphenyl)anilino)phenyl]cyclohexyl]phenyl]-n-(4-methylphenyl)aniline Chemical compound C1=CC(C)=CC=C1N(C=1C=CC(=CC=1)C1(CCCCC1)C=1C=CC(=CC=1)N(C=1C=CC(C)=CC=1)C=1C=CC(C)=CC=1)C1=CC=C(C)C=C1 ZOKIJILZFXPFTO-UHFFFAOYSA-N 0.000 description 2
- PFTRHLMVZPHPDR-UHFFFAOYSA-N 5-[3-[3-(3-bromo-5-pyridin-3-ylphenyl)phenyl]phenyl]pyrimidine Chemical compound C1=CC(=CC(=C1)C2=CC(=CC(=C2)Br)C3=CN=CC=C3)C4=CC(=CC=C4)C5=CN=CN=C5 PFTRHLMVZPHPDR-UHFFFAOYSA-N 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical group [I] ZCYVEMRRCGMTRW-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
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- RCHXNOUOZXYVCI-UHFFFAOYSA-N BrC=1C=C(C=C(C1)Br)C=1C=NC=NC1 Chemical compound BrC=1C=C(C=C(C1)Br)C=1C=NC=NC1 RCHXNOUOZXYVCI-UHFFFAOYSA-N 0.000 description 2
- NPOCKHHFXQVRHO-UHFFFAOYSA-N BrC=1C=C(C=CC1)C1=CC(=CC=C1)C=1C=NC=NC1 Chemical compound BrC=1C=C(C=CC1)C1=CC(=CC=C1)C=1C=NC=NC1 NPOCKHHFXQVRHO-UHFFFAOYSA-N 0.000 description 2
- GCWAKRLNEWYABL-UHFFFAOYSA-N BrC=1C=C(C=CC=1)C1=CC(=CC=C1)C=1C=NC=CC=1 Chemical compound BrC=1C=C(C=CC=1)C1=CC(=CC=C1)C=1C=NC=CC=1 GCWAKRLNEWYABL-UHFFFAOYSA-N 0.000 description 2
- YDILADFRDRDONL-UHFFFAOYSA-N C1(=CC=CC=C1)C=1C=C(C=C(C1)C=1C=C(C=CC1)C=1C=C(C=CC1)C=1C=NC=CC1)C1=CC(=CC=C1)C1=CC(=CC=C1)C=1C=NC=CC1 Chemical compound C1(=CC=CC=C1)C=1C=C(C=C(C1)C=1C=C(C=CC1)C=1C=C(C=CC1)C=1C=NC=CC1)C1=CC(=CC=C1)C1=CC(=CC=C1)C=1C=NC=CC1 YDILADFRDRDONL-UHFFFAOYSA-N 0.000 description 2
- UFMYRTNVVXUGBJ-UHFFFAOYSA-N C1=CC=C(C=2OC3=C(C21)C=CC=C3)C=3C=C(C=C(C3)C=3C=C(C=CC3)C=3C=C(C=CC3)C=3C=NC=CC3)C3=CC(=CC=C3)C3=CC(=CC=C3)C=3C=NC=CC3 Chemical compound C1=CC=C(C=2OC3=C(C21)C=CC=C3)C=3C=C(C=C(C3)C=3C=C(C=CC3)C=3C=C(C=CC3)C=3C=NC=CC3)C3=CC(=CC=C3)C3=CC(=CC=C3)C=3C=NC=CC3 UFMYRTNVVXUGBJ-UHFFFAOYSA-N 0.000 description 2
- 101000837344 Homo sapiens T-cell leukemia translocation-altered gene protein Proteins 0.000 description 2
- HCCZECTUPDRMDN-UHFFFAOYSA-N N1=CC(=CC=C1)C=1C=C(C=CC1)C=1C=C(C=CC1)C=1C=C(C=C(C1)C1=CC(=CC=C1)C1=CC(=CC=C1)C=1C=NC=CC1)C=1C=NC=CC1 Chemical compound N1=CC(=CC=C1)C=1C=C(C=CC1)C=1C=C(C=CC1)C=1C=C(C=C(C1)C1=CC(=CC=C1)C1=CC(=CC=C1)C=1C=NC=CC1)C=1C=NC=CC1 HCCZECTUPDRMDN-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 2
- 238000006161 Suzuki-Miyaura coupling reaction Methods 0.000 description 2
- 102100028692 T-cell leukemia translocation-altered gene protein Human genes 0.000 description 2
- 239000007983 Tris buffer Substances 0.000 description 2
- 125000004104 aryloxy group Chemical group 0.000 description 2
- 125000000051 benzyloxy group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])O* 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
- 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 2
- 239000004327 boric acid Substances 0.000 description 2
- ZADPBFCGQRWHPN-UHFFFAOYSA-N boronic acid Chemical compound OBO ZADPBFCGQRWHPN-UHFFFAOYSA-N 0.000 description 2
- XJHCXCQVJFPJIK-UHFFFAOYSA-M caesium fluoride Chemical compound [F-].[Cs+] XJHCXCQVJFPJIK-UHFFFAOYSA-M 0.000 description 2
- 150000001716 carbazoles Chemical class 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 125000005843 halogen group Chemical group 0.000 description 2
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- RBTKNAXYKSUFRK-UHFFFAOYSA-N heliogen blue Chemical compound [Cu].[N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2 RBTKNAXYKSUFRK-UHFFFAOYSA-N 0.000 description 1
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- PYWVYCXTNDRMGF-UHFFFAOYSA-N rhodamine B Chemical class [Cl-].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=CC=C1C(O)=O PYWVYCXTNDRMGF-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
-
- 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
- C07D403/10—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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/44—Radicals substituted by doubly-bound oxygen, sulfur, or nitrogen atoms, or by two such atoms singly-bound to the same carbon atom
- C07D213/53—Nitrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
-
- 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
- C07D403/14—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 three or more hetero rings
-
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Description
R1~R13は、それぞれ同一でも異なってもよく、水素原子、重水素原子、フッ素原子、塩素原子、シアノ基、トリフルオロメチル基、置換基を有していてもよい炭素原子数1ないし8の直鎖状もしくは分岐状のアルキル基、置換基を有していてもよい炭素原子数5ないし10のシクロアルキル基、置換基を有していてもよい炭素原子数2ないし6の直鎖状もしくは分岐状のアルケニル基、置換基を有していてもよい炭素原子数1ないし6の直鎖状もしくは分岐状のアルキルオキシ基、または置換基を有していてもよい炭素原子数5ないし10のシクロアルキルオキシ基を示す。
Ar1中のX及びYは、それぞれ炭素原子または窒素原子を示し、少なくとも1つのXは窒素原子を示す。
Ar1中のnは1から3の整数を示す。
2つのAr1は同一でも異なっていてもよい。)
[1]
下記一般式(1)及び(2)で表される、3置換ベンゼン化合物。
R1~R13は、それぞれ同一でも異なってもよく、水素原子、重水素原子、フッ素原子、塩素原子、シアノ基、トリフルオロメチル基、置換基を有していてもよい炭素原子数1ないし8の直鎖状もしくは分岐状のアルキル基、置換基を有していてもよい炭素原子数5ないし10のシクロアルキル基、置換基を有していてもよい炭素原子数2ないし6の直鎖状もしくは分岐状のアルケニル基、置換基を有していてもよい炭素原子数1ないし6の直鎖状もしくは分岐状のアルキルオキシ基、または置換基を有していてもよい炭素原子数5ないし10のシクロアルキルオキシ基を示す。
Ar1中のX及びYは、それぞれ炭素原子または窒素原子を示し、少なくとも1つのXは窒素原子を示す。
Ar1中のnは1から3の整数を示す。
2つのAr1は同一でも異なっていてもよい。)
[2]
上記一般式(1)中のAr1が下記一般式(3)~(6)のいずれかで表される置換基である、[1]に記載の3置換ベンゼン化合物。
[3]
一対の電極とその間に挟まれた少なくとも一層の有機層を有する有機エレクトロルミネッセンス素子であって、少なくとも1層の有機層が[1]または[2]に記載の3置換ベンゼン化合物を構成材料として含む、有機エレクトロルミネッセンス素子。
[4]
[1]または[2]に記載の3置換ベンゼン化合物を含む有機層の少なくとも1層が電子輸送層である、[3]に記載の有機エレクトロルミネッセンス素子。
[5]
[1]または[2]に記載の3置換ベンゼン化合物を含む有機層の少なくとも1層が正孔阻止層である、[3]に記載の有機エレクトロルミネッセンス素子。
[6]
[1]または[2]に記載の3置換ベンゼン化合物を含む有機層の少なくとも1層が電子注入層である、[3]に記載の有機エレクトロルミネッセンス素子。
[7]
[1]または[2]に記載の3置換ベンゼン化合物を含む有機層の少なくとも1層が正孔注入層である、[3]に記載の有機エレクトロルミネッセンス素子。
[8]
[1]または[2]に記載の3置換ベンゼン化合物を含む有機層の少なくとも1層が発光層である、[3]に記載の有機エレクトロルミネッセンス素子。
Eg(eV)=hc/λ
ここで、Egは光エネルギーに換算したバンドギャップの値を、hはプランク定数(6.63×10-34Js)を、cは光速(3.00×108m/s)を、λは紫外可視吸収スペクトルの長波長側吸収端の波長(nm)を表す。そして、1eVは1.60×10-19Jとなる。
Ea(eV)=Ip-Eg
一般式(1)~(6)で表される化合物を用いてITO基板の上に作成した、膜厚100nmの蒸着膜における仕事関数と、上記式から算出されるバンドギャップ(Eg)と、から算出される一般式(1)~(6)で表される化合物の電子親和力(Ea)は、特に限定されるものではないが、2.80eVよりも小さいと好ましい。この当該電子親和力(Ea)の下限は特に限定されるものではないが、例えば2.0eV以上の蒸着膜とすることができる。
窒素置換した反応容器に、1-ブロモ-3-ヨードベンゼン28.4g、3-(3-ピリジル)フェニルボロン酸20.0g、トルエン160ml、エタノール40ml、2M炭酸カリウム水溶液75ml、テトラキス(トリフェニルホスフィン)パラジウム(0)2.3gを加え、撹拌しながら8時間加熱還流した。室温まで冷却して分液し、無水硫酸マグネシウムで脱水した後、濃縮することによって粗製物を得た。粗製物をカラムクロマトグラフ(担体:シリカゲル、溶離液:酢酸エチル/n-ヘキサン=1/2)によって精製し、3-(3’-ブロモ-3-ビフェニリル)ピリジン34.8g(収率89%)の白色粉末を得た。
窒素置換した反応容器に、1,3-ジブロモ-5-ヨードベンゼン5.1g、3-ピリジンボロン酸1.7g、トルエン40ml、エタノール10ml、2M炭酸カリウム水溶液11ml、テトラキス(トリフェニルホスフィン)パラジウム(0)0.33gを加え、撹拌しながら19時間加熱還流した。室温まで冷却して分液し、無水硫酸マグネシウムで脱水した後、濃縮することによって粗製物を得た。粗製物をカラムクロマトグラフ(担体:シリカゲル、溶離液:クロロホルム)によって精製し、3-(3,5-ジブロモフェニル)ピリジン2.3g(収率53%)の淡黄色粉末を得た。
窒素置換した反応容器に、1,3-ジブロモ-5-ヨードベンゼン5.1g、5-ピリミジンボロン酸1.8g、トルエン40ml、エタノール10ml、2M炭酸カリウム水溶液11ml、テトラキス(トリフェニルホスフィン)パラジウム(0)0.33gを加え、撹拌しながら23時間加熱還流した。室温まで冷却して分液し、無水硫酸マグネシウムで脱水した後、濃縮することによって粗製物を得た。粗製物をカラムクロマトグラフ(担体:シリカゲル、溶離液:クロロホルム)によって精製し、5-(3,5-ジブロモフェニル)ピリミジン0.7g(収率16%)の白色粉末を得た。
窒素置換した反応容器に、1,3-ジブロモ-5-ヨードベンゼン5.0g、ジベンゾフラン-4-ボロン酸2.9g、トルエン40ml、エタノール10ml、2M炭酸カリウム水溶液11ml、テトラキス(トリフェニルホスフィン)パラジウム(0)0.32gを加え、撹拌しながら7時間加熱還流した。室温まで冷却して分液し、無水硫酸マグネシウムで脱水した後、濃縮することによって粗製物を得た。粗製物をクロロホルム/n-ヘキサン晶析によって精製し、4-(3,5-ジブロモフェニル)ジベンゾフラン2.3g(収率41%)の白色粉末を得た。
窒素置換した反応容器に、3,3’-ジブロモビフェニル20.9g、5-ピリミジンボロン酸6.4g、1,4-ジオキサン160ml、2M炭酸カリウム水溶液38ml、テトラキス(トリフェニルホスフィン)パラジウム(0)1.2gを加え、撹拌しながら4時間加熱還流した。室温まで冷却して分液し、無水硫酸マグネシウムで脱水した後、濃縮することによって粗製物を得た。粗製物をカラムクロマトグラフ(担体:シリカゲル、溶離液:酢酸エチル/n-ヘキサン=1/2)によって精製し、5-(3’-ブロモビフェニルー3-イル)ピリミジン7.3g(収率46%)の白色粉末を得た。
窒素置換した反応容器に、3-(3,5-ジブロモフェニル)ピリジン3.1g、5-[3’-(4,4,5,5-テトラメチル-1,3,2-ジオキサボロラン-2-イル)ビフェニル-3-イル]ピリミジン2.7g、1,4-ジオキサン80ml、2M炭酸カリウム水溶液6ml、テトラキス(トリフェニルホスフィン)パラジウム(0)0.17gを加え、撹拌しながら13時間加熱還流した。室温まで冷却して分液し、無水硫酸ナトリウムで脱水した後、濃縮することによって粗製物を得た。粗製物をカラムクロマトグラフ(担体:シリカゲル、溶離液:酢酸エチル)によって精製し、5-(m-{m-[5-ブロモ-3-(3-ピリジル)フェニル]フェニル}フェニル)ピリミジン1.9g(収率55%)の白色粉末を得た。
融点 ガラス転移点
実施例1の化合物 N.O. 83℃
実施例2の化合物 N.O. 85℃
実施例3の化合物 N.O. 96℃
実施例4の化合物 N.O. 99℃
実施例5の化合物 N.O. 106℃
実施例6の化合物 N.O. 96℃
仕事関数
実施例1の化合物 6.50eV
実施例2の化合物 6.47eV
実施例3の化合物 6.59eV
実施例4の化合物 6.39eV
実施例5の化合物 6.59eV
実施例6の化合物 6.57eV
バンドギャップ 電子親和力
実施例1の化合物 4.10eV 2.40eV
実施例2の化合物 4.07eV 2.40eV
実施例3の化合物 4.02eV 2.57eV
実施例4の化合物 3.69eV 2.70eV
実施例5の化合物 3.98eV 2.61eV
実施例6の化合物 4.06eV 2.51eV
Alq3 2.70eV 3.00eV
TPBi 3.50eV 2.70eV
比較のために、実施例10における正孔阻止層5の材料をTPBiに代え、実施例10と同様の方法で有機EL素子を作製した。作製した有機EL素子に電流密度10mA/cm2の電流を流したときの発光特性の測定結果を表1に示した。
なお、本願は、2019年3月8日付で出願された日本国特許出願(特願2019-42267)に基づいており、その全体が引用により援用される。また、ここに引用されるすべての参照は全体として取り込まれる。
2 透明陽極
3 正孔輸送層
4 発光層
5 正孔阻止層
6 電子輸送層
7 電子注入層
8 陰極
Claims (8)
- 下記一般式(1)及び(2)で表される、3置換ベンゼン化合物。
R1~R13は、それぞれ同一でも異なってもよく、水素原子、重水素原子、フッ素原子、塩素原子、シアノ基、トリフルオロメチル基、置換基を有していてもよい炭素原子数1ないし8の直鎖状もしくは分岐状のアルキル基、置換基を有していてもよい炭素原子数5ないし10のシクロアルキル基、置換基を有していてもよい炭素原子数2ないし6の直鎖状もしくは分岐状のアルケニル基、置換基を有していてもよい炭素原子数1ないし6の直鎖状もしくは分岐状のアルキルオキシ基、または置換基を有していてもよい炭素原子数5ないし10のシクロアルキルオキシ基を示す。
Ar1中のX及びYは、それぞれ炭素原子または窒素原子を示し、少なくとも1つのXは窒素原子を示す。
Ar1中のnは1から3の整数を示す。
2つのAr1は同一でも異なっていてもよい。) - 上記一般式(1)中のAr1が下記一般式(3)~(6)のいずれかで表される置換基である、請求項1に記載の3置換ベンゼン化合物。
- 一対の電極とその間に挟まれた少なくとも一層の有機層を有する有機エレクトロルミネッセンス素子であって、少なくとも1層の有機層が請求項1または請求項2に記載の3置換ベンゼン化合物を構成材料として含む、有機エレクトロルミネッセンス素子。
- 請求項1または請求項2に記載の3置換ベンゼン化合物を含む有機層の少なくとも1層が電子輸送層である、請求項3に記載の有機エレクトロルミネッセンス素子。
- 請求項1または請求項2に記載の3置換ベンゼン化合物を含む有機層の少なくとも1層が正孔阻止層である、請求項3に記載の有機エレクトロルミネッセンス素子。
- 請求項1または請求項2に記載の3置換ベンゼン化合物を含む有機層の少なくとも1層が電子注入層である、請求項3に記載の有機エレクトロルミネッセンス素子。
- 請求項1または請求項2に記載の3置換ベンゼン化合物を含む有機層の少なくとも1層が正孔注入層である、請求項3に記載の有機エレクトロルミネッセンス素子。
- 請求項1または請求項2に記載の3置換ベンゼン化合物を含む有機層の少なくとも1層が発光層である、請求項3に記載の有機エレクトロルミネッセンス素子。
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Citations (2)
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WO2011105373A1 (ja) | 2010-02-25 | 2011-09-01 | 保土谷化学工業株式会社 | 置換されたピリジル化合物および有機エレクトロルミネッセンス素子 |
WO2013141097A1 (ja) | 2012-03-22 | 2013-09-26 | コニカミノルタ株式会社 | 透明電極、電子デバイス及び有機エレクトロルミネッセンス素子 |
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2020
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WO2011105373A1 (ja) | 2010-02-25 | 2011-09-01 | 保土谷化学工業株式会社 | 置換されたピリジル化合物および有機エレクトロルミネッセンス素子 |
WO2013141097A1 (ja) | 2012-03-22 | 2013-09-26 | コニカミノルタ株式会社 | 透明電極、電子デバイス及び有機エレクトロルミネッセンス素子 |
Non-Patent Citations (2)
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JANG,S. et al.,Synthetic Metals,2018年,Vol.239,pp.43-50 |
YE,H. et al.,Adv.Funct.Mater.,2014年,Vol.24,pp.3268-3275 |
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