JP5794801B2 - ヘテロ環化合物及びこれを含む有機発光素子 - Google Patents
ヘテロ環化合物及びこれを含む有機発光素子 Download PDFInfo
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- JP5794801B2 JP5794801B2 JP2011067599A JP2011067599A JP5794801B2 JP 5794801 B2 JP5794801 B2 JP 5794801B2 JP 2011067599 A JP2011067599 A JP 2011067599A JP 2011067599 A JP2011067599 A JP 2011067599A JP 5794801 B2 JP5794801 B2 JP 5794801B2
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- alkyl
- aryl
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- imidazole
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- 150000002391 heterocyclic compounds Chemical class 0.000 title claims description 36
- 125000000217 alkyl group Chemical group 0.000 claims description 156
- 239000010410 layer Substances 0.000 claims description 136
- 125000003118 aryl group Chemical group 0.000 claims description 118
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 80
- -1 benzoimidazolyl groups Chemical group 0.000 claims description 69
- 150000001875 compounds Chemical class 0.000 claims description 47
- 238000002347 injection Methods 0.000 claims description 47
- 239000007924 injection Substances 0.000 claims description 47
- 239000000126 substance Substances 0.000 claims description 31
- 125000001624 naphthyl group Chemical group 0.000 claims description 26
- 125000005428 anthryl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C3C(*)=C([H])C([H])=C([H])C3=C([H])C2=C1[H] 0.000 claims description 24
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 claims description 24
- 125000005561 phenanthryl group Chemical group 0.000 claims description 24
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 24
- 125000002943 quinolinyl group Chemical group N1=C(C=CC2=CC=CC=C12)* 0.000 claims description 22
- 125000001725 pyrenyl group Chemical group 0.000 claims description 21
- 125000004625 phenanthrolinyl group Chemical group N1=C(C=CC2=CC=C3C=CC=NC3=C12)* 0.000 claims description 20
- 125000001164 benzothiazolyl group Chemical group S1C(=NC2=C1C=CC=C2)* 0.000 claims description 19
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 claims description 19
- 239000012044 organic layer Substances 0.000 claims description 19
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 17
- 125000004541 benzoxazolyl group Chemical group O1C(=NC2=C1C=CC=C2)* 0.000 claims description 16
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 claims description 15
- 125000004076 pyridyl group Chemical group 0.000 claims description 14
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 125000000714 pyrimidinyl group Chemical group 0.000 claims description 11
- 125000001072 heteroaryl group Chemical group 0.000 claims description 10
- 125000004957 naphthylene group Chemical group 0.000 claims description 10
- 125000000732 arylene group Chemical group 0.000 claims description 9
- 229910052805 deuterium Inorganic materials 0.000 claims description 9
- 125000004431 deuterium atom Chemical group 0.000 claims description 9
- 125000005567 fluorenylene group Chemical group 0.000 claims description 9
- 125000005549 heteroarylene group Chemical group 0.000 claims description 9
- 229920006395 saturated elastomer Polymers 0.000 claims description 9
- 125000005037 alkyl phenyl group Chemical group 0.000 claims description 6
- 125000004653 anthracenylene group Chemical group 0.000 claims description 6
- 125000003785 benzimidazolyl group Chemical group N1=C(NC2=C1C=CC=C2)* 0.000 claims description 6
- 125000005551 pyridylene group Chemical group 0.000 claims description 6
- 125000006383 alkylpyridyl group Chemical group 0.000 claims description 5
- 125000005566 carbazolylene group Chemical group 0.000 claims description 5
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 5
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 5
- 125000000027 (C1-C10) alkoxy group Chemical group 0.000 claims description 4
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 claims description 4
- 125000005915 C6-C14 aryl group Chemical group 0.000 claims description 4
- 125000005872 benzooxazolyl group Chemical group 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims 2
- 125000004429 atom Chemical group 0.000 claims 1
- 125000004432 carbon atom Chemical group C* 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 description 64
- 238000003786 synthesis reaction Methods 0.000 description 60
- 238000004896 high resolution mass spectrometry Methods 0.000 description 26
- 239000000463 material Substances 0.000 description 25
- 125000001424 substituent group Chemical group 0.000 description 21
- 230000005525 hole transport Effects 0.000 description 19
- 238000000034 method Methods 0.000 description 16
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 15
- AOSZTAHDEDLTLQ-AZKQZHLXSA-N (1S,2S,4R,8S,9S,11S,12R,13S,19S)-6-[(3-chlorophenyl)methyl]-12,19-difluoro-11-hydroxy-8-(2-hydroxyacetyl)-9,13-dimethyl-6-azapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-16-one Chemical compound C([C@@H]1C[C@H]2[C@H]3[C@]([C@]4(C=CC(=O)C=C4[C@@H](F)C3)C)(F)[C@@H](O)C[C@@]2([C@@]1(C1)C(=O)CO)C)N1CC1=CC=CC(Cl)=C1 AOSZTAHDEDLTLQ-AZKQZHLXSA-N 0.000 description 13
- 229940126657 Compound 17 Drugs 0.000 description 13
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 12
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 12
- 239000002019 doping agent Substances 0.000 description 12
- 238000004528 spin coating Methods 0.000 description 12
- 125000002947 alkylene group Chemical group 0.000 description 11
- 238000001771 vacuum deposition Methods 0.000 description 11
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 10
- 230000000903 blocking effect Effects 0.000 description 10
- 239000000758 substrate Substances 0.000 description 10
- 125000003545 alkoxy group Chemical group 0.000 description 8
- 125000000304 alkynyl group Chemical group 0.000 description 8
- 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 7
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 125000003342 alkenyl group Chemical group 0.000 description 6
- 125000002529 biphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C12)* 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 125000000753 cycloalkyl group Chemical group 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- UAOUIVVJBYDFKD-XKCDOFEDSA-N (1R,9R,10S,11R,12R,15S,18S,21R)-10,11,21-trihydroxy-8,8-dimethyl-14-methylidene-4-(prop-2-enylamino)-20-oxa-5-thia-3-azahexacyclo[9.7.2.112,15.01,9.02,6.012,18]henicosa-2(6),3-dien-13-one Chemical compound C([C@@H]1[C@@H](O)[C@@]23C(C1=C)=O)C[C@H]2[C@]12C(N=C(NCC=C)S4)=C4CC(C)(C)[C@H]1[C@H](O)[C@]3(O)OC2 UAOUIVVJBYDFKD-XKCDOFEDSA-N 0.000 description 5
- DXRLALXPCIOIDK-UHFFFAOYSA-N 2-(4-bromophenyl)-1-phenylbenzimidazole Chemical compound C1=CC(Br)=CC=C1C1=NC2=CC=CC=C2N1C1=CC=CC=C1 DXRLALXPCIOIDK-UHFFFAOYSA-N 0.000 description 5
- HCCNBKFJYUWLEX-UHFFFAOYSA-N 7-(6-methoxypyridin-3-yl)-1-(2-propoxyethyl)-3-(pyrazin-2-ylmethylamino)pyrido[3,4-b]pyrazin-2-one Chemical compound O=C1N(CCOCCC)C2=CC(C=3C=NC(OC)=CC=3)=NC=C2N=C1NCC1=CN=CC=N1 HCCNBKFJYUWLEX-UHFFFAOYSA-N 0.000 description 5
- 0 C1C=C*11C(C2=C=CC2)=C2C=C*=CC2[C@]1C(C1C2=CC=CC*2)c2c(cccc3)c3c(CC(C3C=CCCC33)c4c(CC=C5)c5ccc4)c3c2N1C1=CCCC=C1 Chemical compound C1C=C*11C(C2=C=CC2)=C2C=C*=CC2[C@]1C(C1C2=CC=CC*2)c2c(cccc3)c3c(CC(C3C=CCCC33)c4c(CC=C5)c5ccc4)c3c2N1C1=CCCC=C1 0.000 description 5
- LVDRREOUMKACNJ-BKMJKUGQSA-N N-[(2R,3S)-2-(4-chlorophenyl)-1-(1,4-dimethyl-2-oxoquinolin-7-yl)-6-oxopiperidin-3-yl]-2-methylpropane-1-sulfonamide Chemical compound CC(C)CS(=O)(=O)N[C@H]1CCC(=O)N([C@@H]1c1ccc(Cl)cc1)c1ccc2c(C)cc(=O)n(C)c2c1 LVDRREOUMKACNJ-BKMJKUGQSA-N 0.000 description 5
- LNUFLCYMSVYYNW-ZPJMAFJPSA-N [(2r,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6r)-6-[(2r,3r,4s,5r,6r)-6-[(2r,3r,4s,5r,6r)-6-[[(3s,5s,8r,9s,10s,13r,14s,17r)-10,13-dimethyl-17-[(2r)-6-methylheptan-2-yl]-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1h-cyclopenta[a]phenanthren-3-yl]oxy]-4,5-disulfo Chemical compound O([C@@H]1[C@@H](COS(O)(=O)=O)O[C@@H]([C@@H]([C@H]1OS(O)(=O)=O)OS(O)(=O)=O)O[C@@H]1[C@@H](COS(O)(=O)=O)O[C@@H]([C@@H]([C@H]1OS(O)(=O)=O)OS(O)(=O)=O)O[C@@H]1[C@@H](COS(O)(=O)=O)O[C@H]([C@@H]([C@H]1OS(O)(=O)=O)OS(O)(=O)=O)O[C@@H]1C[C@@H]2CC[C@H]3[C@@H]4CC[C@@H]([C@]4(CC[C@@H]3[C@@]2(C)CC1)C)[C@H](C)CCCC(C)C)[C@H]1O[C@H](COS(O)(=O)=O)[C@@H](OS(O)(=O)=O)[C@H](OS(O)(=O)=O)[C@H]1OS(O)(=O)=O LNUFLCYMSVYYNW-ZPJMAFJPSA-N 0.000 description 5
- 125000003277 amino group Chemical group 0.000 description 5
- 125000005110 aryl thio group Chemical group 0.000 description 5
- 125000004104 aryloxy group Chemical group 0.000 description 5
- 125000004093 cyano group Chemical group *C#N 0.000 description 5
- 238000000151 deposition Methods 0.000 description 5
- 125000005843 halogen group Chemical group 0.000 description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 5
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 5
- 235000019341 magnesium sulphate Nutrition 0.000 description 5
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 5
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 4
- 229940126545 compound 53 Drugs 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- IBHBKWKFFTZAHE-UHFFFAOYSA-N n-[4-[4-(n-naphthalen-1-ylanilino)phenyl]phenyl]-n-phenylnaphthalen-1-amine Chemical compound C1=CC=CC=C1N(C=1C2=CC=CC=C2C=CC=1)C1=CC=C(C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C3=CC=CC=C3C=CC=2)C=C1 IBHBKWKFFTZAHE-UHFFFAOYSA-N 0.000 description 4
- 229920000767 polyaniline Polymers 0.000 description 4
- 125000005576 pyrimidinylene group Chemical group 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OTKCEEWUXHVZQI-UHFFFAOYSA-N 1,2-diphenylethanone Chemical compound C=1C=CC=CC=1C(=O)CC1=CC=CC=C1 OTKCEEWUXHVZQI-UHFFFAOYSA-N 0.000 description 3
- VQGHOUODWALEFC-UHFFFAOYSA-N 2-phenylpyridine Chemical compound C1=CC=CC=C1C1=CC=CC=N1 VQGHOUODWALEFC-UHFFFAOYSA-N 0.000 description 3
- MBPCKEZNJVJYTC-UHFFFAOYSA-N 4-[4-(n-phenylanilino)phenyl]aniline Chemical compound C1=CC(N)=CC=C1C1=CC=C(N(C=2C=CC=CC=2)C=2C=CC=CC=2)C=C1 MBPCKEZNJVJYTC-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 125000006267 biphenyl group Chemical group 0.000 description 3
- 125000004106 butoxy group Chemical group [*]OC([H])([H])C([H])([H])C(C([H])([H])[H])([H])[H] 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 125000002572 propoxy group Chemical group [*]OC([H])([H])C(C([H])([H])[H])([H])[H] 0.000 description 3
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 3
- 238000010898 silica gel chromatography Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 125000000923 (C1-C30) alkyl group Chemical group 0.000 description 2
- APSMUYYLXZULMS-UHFFFAOYSA-N 2-bromonaphthalene Chemical compound C1=CC=CC2=CC(Br)=CC=C21 APSMUYYLXZULMS-UHFFFAOYSA-N 0.000 description 2
- YACSIMLPPDISOJ-UHFFFAOYSA-N 4-(4-anilinophenyl)-3-(3-methylphenyl)-n-phenylaniline Chemical compound CC1=CC=CC(C=2C(=CC=C(NC=3C=CC=CC=3)C=2)C=2C=CC(NC=3C=CC=CC=3)=CC=2)=C1 YACSIMLPPDISOJ-UHFFFAOYSA-N 0.000 description 2
- 125000004800 4-bromophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1Br 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
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical group C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 125000000739 C2-C30 alkenyl group Chemical group 0.000 description 2
- UEXCJVNBTNXOEH-UHFFFAOYSA-N Ethynylbenzene Chemical group C#CC1=CC=CC=C1 UEXCJVNBTNXOEH-UHFFFAOYSA-N 0.000 description 2
- 108010043121 Green Fluorescent Proteins Proteins 0.000 description 2
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 2
- 244000097202 Rathbunia alamosensis Species 0.000 description 2
- 235000009776 Rathbunia alamosensis Nutrition 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 125000004450 alkenylene group Chemical group 0.000 description 2
- 150000004703 alkoxides Chemical class 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Natural products C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 2
- 125000002178 anthracenyl group Chemical group C1(=CC=CC2=CC3=CC=CC=C3C=C12)* 0.000 description 2
- 239000004305 biphenyl Substances 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
- 239000011575 calcium Substances 0.000 description 2
- 125000003739 carbamimidoyl group Chemical group C(N)(=N)* 0.000 description 2
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 125000005584 chrysenylene group Chemical group 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 230000009477 glass transition Effects 0.000 description 2
- OANQELUUJGCUOQ-UHFFFAOYSA-N hexaphenylene Chemical group C1=CC=C2C3=CC=CC=C3C3=CC=CC=C3C3=CC=CC=C3C3=CC=CC=C3C3=CC=CC=C3C2=C1 OANQELUUJGCUOQ-UHFFFAOYSA-N 0.000 description 2
- 125000000717 hydrazino group Chemical group [H]N([*])N([H])[H] 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 125000001041 indolyl group Chemical group 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 125000001827 mesitylenyl group Chemical group [H]C1=C(C(*)=C(C([H])=C1C([H])([H])[H])C([H])([H])[H])C([H])([H])[H] 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
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- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 2
- HTISDHGSRIQJEV-UHFFFAOYSA-N octacyclo[36.4.0.02,7.08,13.014,19.020,25.026,31.032,37]dotetraconta-1(42),2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40-henicosaene Chemical group C1=CC=C2C3=CC=CC=C3C3=CC=CC=C3C3=CC=CC=C3C3=CC=CC=C3C3=CC=CC=C3C3=CC=CC=C3C2=C1 HTISDHGSRIQJEV-UHFFFAOYSA-N 0.000 description 2
- 125000005565 oxadiazolylene group Chemical group 0.000 description 2
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- KJIFKLIQANRMOU-UHFFFAOYSA-N oxidanium;4-methylbenzenesulfonate Chemical compound O.CC1=CC=C(S(O)(=O)=O)C=C1 KJIFKLIQANRMOU-UHFFFAOYSA-N 0.000 description 2
- MHAUGLFOVCQYNR-UHFFFAOYSA-N pentaphenylene Chemical group C1=CC=C2C3=CC=CC=C3C3=CC=CC=C3C3=CC=CC=C3C3=CC=CC=C3C2=C1 MHAUGLFOVCQYNR-UHFFFAOYSA-N 0.000 description 2
- 125000005560 phenanthrenylene group Chemical group 0.000 description 2
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- 125000005548 pyrenylene group Chemical group 0.000 description 2
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- MFRIHAYPQRLWNB-UHFFFAOYSA-N sodium tert-butoxide Chemical compound [Na+].CC(C)(C)[O-] MFRIHAYPQRLWNB-UHFFFAOYSA-N 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 125000000542 sulfonic acid group Chemical group 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- 125000005557 thiazolylene group Chemical group 0.000 description 2
- 125000005730 thiophenylene group Chemical group 0.000 description 2
- 125000005559 triazolylene group Chemical group 0.000 description 2
- PGXOVVAJURGPLL-UHFFFAOYSA-N trinaphthylene Chemical group C1=CC=C2C=C3C4=CC5=CC=CC=C5C=C4C4=CC5=CC=CC=C5C=C4C3=CC2=C1 PGXOVVAJURGPLL-UHFFFAOYSA-N 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 125000006736 (C6-C20) aryl group Chemical group 0.000 description 1
- 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
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Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
- H10K85/6572—Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ring system, e.g. phenanthroline or carbazole
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/56—Ring systems containing three or more rings
- C07D209/58—[b]- or [c]-condensed
-
- C—CHEMISTRY; METALLURGY
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Description
前述のような有機発光素子は、必要によって、前記有機層は、正孔注入層、正孔輸送層、電子阻止層、発光層、正孔阻止層、電子輸送層及び電子注入層のうち1層以上の層をさらに具備でき、必要によっては、前記有機層の各層を2層に形成することも可能である。
発光層がリン光ドーパントを含む場合、三重項励起子または正孔が電子輸送層に拡散する現象を防止するために、正孔阻止層(HBL)を発光層上に形成できる(図1には図示せず)。このとき、使用できる正孔阻止層の物質は、特別に制限されるものではなく、公知の正孔阻止層の物質のうちから任意に選択して利用できる。例えば、オキサジアゾール誘導体、トリアゾール誘導体、2,9−ジメチル−4,7−ジフェニル−1,10−フェナントロリン(BCP)のようなフェナントロリン誘導体、ビス(2−メチル−8−キノリノラト)−(p−フェニルフェノラート)−アルミニウム(BAlq)、などを利用できる。
中間体1の合成
中間体1 3g(9.5mmol)、6,12−ジブロモ−クリセン3.7g(9.5mmol)、Pd(PPh3)4 0.3g(0.9mmol)、およびK2CO3 3.9g(28.5mmol)を、100mLのテトラヒドロフラン(THF)/H2O(2:1)混合溶液に溶かし、80℃で5時間撹拌した。反応液をジエチルエーテル600mlで3回抽出した。集めた有機層を硫酸マグネシウムで乾燥させて溶媒を蒸発させ、得られた残留物をジクロロメタンとノルマルヘキサンとで再結晶させ、中間体6を4.2g(収率76%)合成した。生成した化合物は、HR−MSによって確認した(calc:574.1045,found:574.1821)。
中間体6 5.7g(10mmol)、ベンゾフェノンヒドラゾン2.15g(11mmol)、t−BuONa 1.44g(15mmol)、Pd(OAc)2 45mg(0.2mmol)、および2−ジシクロヘキシルホスフィノ−2’,4’,6’−トリイソプロピルビフェニル95mg(0.2mmol)を、トルエン30mLに溶かした後、90℃で3時間撹拌した。常温に冷やした反応物に蒸溜水を加え、ジエチルエーテル80mLで2回、ジクロロメタン80mLで1回抽出した。集めた有機層を硫酸マグネシウムで乾燥して濾過した後で溶媒を蒸発させ、得られた残留物をシリカゲル・カラムクロマトグラフィで分離精製し、中間体7を6.5g(収率93%)得た。生成した化合物は、HR−MSによって確認した(calc:703.2736,found:703.2682)。
中間体7 7g(10mmol)、p−トルエンスルホン酸一水和物(p-toluenesulfonic acid monohydrate)3.8g(20mmol)及びメチルエチルケトン50mLを加えた後、110℃で24時間撹拌した。常温に冷やした反応物に蒸溜水を加え、ジエチルエーテル80mLで2回、ジクロロメタン80mLで2回抽出した。集めた有機層を硫酸マグネシウムで乾燥して濾過した後で溶媒を蒸発させ、得られた残留物をシリカゲル・カラムクロマトグラフィで分離精製し、中間体8を3.9g(収率69%)得た。生成した化合物は、HR−MSによって確認した(calc:563.2361,found:563.2431)
窒素下で、中間体8 3.9g(7.0mmol)、2−ブロモ−ナフタレン1.7g(8.4mmol)、t−BuONa 2.01g(21mmol)、Pd2(dba)3 130mg(0.14mmol)及びP(t−Bu)3 28mg(0.14mmol)をトルエン30mLに溶かした後、90℃で3時間撹拌した。前記反応が完結した後、常温に冷やし、これを、蒸溜水とジエチルエーテル50mLとで3回抽出した。集めた有機層を硫酸マグネシウムで乾燥させて溶媒を蒸発させ、得られた残留物をシリカゲル・カラムクロマトグラフィで分離精製し、化合物17を3.6g(収率75%)得た、生成した化合物は、HR−MSによって確認した(calc:689.2831,found:689.2653)。
中間体9の合成
中間体12の合成
中間体15の合成
中間体18の合成
アノードは、コーニング(Corning)15Ω/cm2(1,200Å)ITOガラス基板を50mm×50mm×0.7mmサイズに切り、イソプロピルアルコールと純水とを利用し、それぞれ5分間超音波洗浄した後、30分間紫外線を照射してオゾンに露出させて洗浄し、真空蒸着装置に該ガラス基板を取り付けた。
電子輸送層の形成時に、前記化合物17の代わりに、化合物18を利用したことを除いては、実施例1と同一にして有機発光素子を製作した。
電子輸送層の形成時に、前記化合物17の代わりに、化合物28を利用したことを除いては、実施例1と同一にして有機発光素子を製作した。
電子輸送層の形成時に、前記化合物17の代わりに、化合物53を利用したことを除いては、実施例1と同一にして有機発光素子を製作した。
発光層の形成時に、前記Alq3の代わりに、化合物60を利用したことを除いては、実施例2と同一にして有機発光素子を製作した。
電子輸送層の形成時に、前記化合物17の代わりに、公知の物質であるAlq3を利用したことを除いては、実施例1と同一にして有機発光素子を製作した。
Claims (9)
- 下記化学式2で表示されるヘテロ環化合物:
R1及びR8は互いに独立して、−(Ar1)a−(Ar11)で表示される基から選択され、
R2及びR3は互いに独立して、置換または非置換のC1−C50アルキル基、−(Ar1)a−(Ar11)で表示される基からなる群から選択され、
Ar1は、置換または非置換のC5−C20アリーレン基及び置換または非置換のC4−C20ヘテロアリーレン基からなる群から選択され、
Ar11は、置換または非置換のC5−C20アリール基及び置換または非置換のC4−C20ヘテロアリール基からなる群から選択され、
aは、0,1,2または3であり、
−(Ar1)a−(Ar11)で表示される基のうちa個のAr1は、互いに同一であるか異なりうる。 - 前記Ar1は、フェニレン基、C1−C10アルキルフェニレン基、ジ(C1−C10アルキル)フェニレン基、ナフチレン基、C1−C10アルキルナフチレン基、ジ(C1−C10アルキル)ナフチレン基、アントリレン基、C1−C10アルキルアントリレン基、ジ(C1−C10アルキル)アントリレン基、フルオレニレン基、C1−C10アルキルフルオレニレン基、ジ(C1−C10アルキル)フルオレニレン基、C6−C14アリールフルオレニレン基、ジ(C6−C14アリール)フルオレニレン基、ピリジレン基、C1−C10アルキルピリジレン基、ジ(C1−C10アルキル)ピリジレン基、カルバゾリレン基、C1−C10アルキルカルバゾリレン基、ジ(C1−C10アルキル)カルバゾリレン基からなる群から選択されることを特徴とする請求項1に記載のヘテロ環化合物。
- 前記Ar11は、フェニル基、C1−C10アルキルフェニル基、ジ(C1−C10アルキル)フェニル基、C6−C14アリールフェニル基、ジ(C6−C14アリール)フェニル基、ナフチル基、C1−C10アルキルナフチル基、ジ(C1−C10アルキル)ナフチル基、C6−C14アリールナフチル基、ジ(C6−C14アリール)ナフチル基、アントリル基、C1−C10アルキルアントリル基、ジ(C1−C10アルキル)アントリル基、C6−C14アリールアントリル基、ジ(C6−C14アリール)アントリル基、フェナントリル基、C1−C10アルキルフェナントリル基、ジ(C1−C10アルキル)フェナントリル基、C6−C14アリールフェナントリル基、ジ(C6−C14アリール)フェナントリル基、フルオレニル基、C1−C10アルキルフルオレニル基、ジ(C1−C10アルキル)フルオレニル基、C6−C14アリールフルオレニル基、ジ(C6−C14アリール)フルオレニル基、ピリジル基、C1−C10アルキルピリジル基、ジ(C1−C10アルキル)ピリジル基、ピレニル基、C1−C10アルキルピレニル基、ジ(C1−C10アルキル)ピレニル基、C6−C14アリールピレニル基、ジ(C6−C14アリール)ピレニル基、フェナントロリニル基、C1−C10アルキルフェナントロリニル基、ジ(C1−C10アルキル)フェナントロリニル基、C6−C14アリールフェナントロリニル基、ジ(C6−C14アリール)フェナントロリニル基、キノリニル基、C1−C10アルキルキノリニル基、ジ(C1−C10アルキル)キノリニル基、C6−C14アリールキノリニル基、ジ(C6−C14アリール)キノリニル基、ベンゾオキサゾリル基、C1−C10アルキルベンゾオキサゾリル基、ジ(C1−C10アルキル)ベンゾオキサゾリル基、C6−C14アリールベンゾオキサゾリル基、ジ(C6−C14アリール)ベンゾオキサゾリル基、ベンゾチアゾリル基、C1−C10アルキルベンゾチアゾリル基、ジ(C1−C10アルキル)ベンゾチアゾリル基、C6−C14アリールベンゾチアゾリル基、ジ(C6−C14アリール)ベンゾチアゾリル基、ベンゾイミダゾリル基、C1−C10アルキルベンゾイミダゾリル基、ジ(C1−C10アルキル)ベンゾイミダゾリル基、C6−C14アリールベンゾイミダゾリル基、ジ(C6−C14アリール)ベンゾイミダゾリル基、イミダゾールピリジニル基、C1−C10アルキルイミダゾールピリジニル基、ジ(C1−C10アルキル)イミダゾールピリジニル基、C6−C14アリールイミダゾールピリジニル基、ジ(C6−C14アリール)イミダゾールピリジニル基、イミダゾールピリミジニル基、C1−C10アルキルイミダゾールピリミジニル基、ジ(C1−C10アルキル)イミダゾールピリミジニル基、C6−C14アリールイミダゾールピリミジニル基、ジ(C6−C14アリール)イミダゾールピリミジニル基、カルバゾリル基、C1−C10アルキルカルバゾリル基、ジ(C1−C10アルキル)カルバゾリル基、C6−C14アリールカルバゾリル基、ジ(C6−C14アリール)カルバゾリル基からなる群から選択されることを特徴とする請求項1に記載のヘテロ環化合物。
- 前記R1及びR8は互いに独立して、−(Ar1)a−(Ar11)で表示される基から選択され、前記R2及びR3は互いに独立して、メチル基、フェニル基からなる群から選択され、
前記Ar1は、置換または非置換のC5−C20アリーレン基及び置換または非置換のC4−C20ヘテロアリーレン基からなる群から選択され、
前記Ar11は、フェニル基、C1−C10アルキルフェニル基、ジ(C1−C10アルキル)フェニル基、C6−C14アリールフェニル基、ジ(C6−C14アリール)フェニル基、ナフチル基、C1−C10アルキルナフチル基、ジ(C1−C10アルキル)ナフチル基、C6−C14アリールナフチル基、ジ(C6−C14アリール)ナフチル基、アントリル基、C1−C10アルキルアントリル基、ジ(C1−C10アルキル)アントリル基、C6−C14アリールアントリル基、ジ(C6−C14アリール)アントリル基、フェナントリル基、C1−C10アルキルフェナントリル基、ジ(C1−C10アルキル)フェナントリル基、C6−C14アリールフェナントリル基、ジ(C6−C14アリール)フェナントリル基、フルオレニル基、C1−C10アルキルフルオレニル基、ジ(C1−C10アルキル)フルオレニル基、C6−C14アリールフルオレニル基、ジ(C6−C14アリール)フルオレニル基、ピリジル基、C1−C10アルキルピリジル基、ジ(C1−C10アルキル)ピリジル基、ピレニル基、C1−C10アルキルピレニル基、ジ(C1−C10アルキル)ピレニル基、C6−C14アリールピレニル基、ジ(C6−C14アリール)ピレニル基、フェナントロリニル基、C1−C10アルキルフェナントロリニル基、ジ(C1−C10アルキル)フェナントロリニル基、C6−C14アリールフェナントロリニル基、ジ(C6−C14アリール)フェナントロリニル基、キノリニル基、C1−C10アルキルキノリニル基、ジ(C1−C10アルキル)キノリニル基、C6−C14アリールキノリニル基、ジ(C6−C14アリール)キノリニル基、ベンゾオキサゾリル基、C1−C10アルキルベンゾオキサゾリル基、ジ(C1−C10アルキル)ベンゾオキサゾリル基、C6−C14アリールベンゾオキサゾリル基、ジ(C6−C14アリール)ベンゾオキサゾリル基、ベンゾチアゾリル基、C1−C10アルキルベンゾチアゾリル基、ジ(C1−C10アルキル)ベンゾチアゾリル基、C6−C14アリールベンゾチアゾリル基、ジ(C6−C14アリール)ベンゾチアゾリル基、ベンゾイミダゾリル基、C1−C10アルキルベンゾイミダゾリル基、ジ(C1−C10アルキル)ベンゾイミダゾリル基、C6−C14アリールベンゾイミダゾリル基、ジ(C6−C14アリール)ベンゾイミダゾリル基、イミダゾールピリジニル基、C1−C10アルキルイミダゾールピリジニル基、ジ(C1−C10アルキル)イミダゾールピリジニル基、C6−C14アリールイミダゾールピリジニル基、ジ(C6−C14アリール)イミダゾールピリジニル基、イミダゾールピリミジニル基、C1−C10アルキルイミダゾールピリミジニル基、ジ(C1−C10アルキル)イミダゾールピリミジニル基、C6−C14アリールイミダゾールピリミジニル基、ジ(C6−C14アリール)イミダゾールピリミジニル基、カルバゾリル基、C1−C10アルキルカルバゾリル基、ジ(C1−C10アルキル)カルバゾリル基、C6−C14アリールカルバゾリル基、ジ(C6−C14アリール)カルバゾリル基からなる群から選択され、
前記aは、0,1,2または3であることを特徴とする請求項1に記載のヘテロ環化合物。 - 第1電極と、前記第1電極に対向した第2電極と、前記第1電極と前記第2電極との間に介在した有機層と、を具備し、前記有機層が請求項1ないし請求項7のうち、いずれか1項に記載のヘテロ環化合物を含む有機発光素子。
- 前記有機層が電子注入層、電子輸送層または発光層であることを特徴とする請求項8に記載の有機発光素子。
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JP2011219473A (ja) | 2011-11-04 |
US8384074B2 (en) | 2013-02-26 |
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