JP4787228B2 - イミダゾピリジン系化合物、及びこれを含んだ有機膜を具備した有機発光素子 - Google Patents
イミダゾピリジン系化合物、及びこれを含んだ有機膜を具備した有機発光素子 Download PDFInfo
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- JP4787228B2 JP4787228B2 JP2007299081A JP2007299081A JP4787228B2 JP 4787228 B2 JP4787228 B2 JP 4787228B2 JP 2007299081 A JP2007299081 A JP 2007299081A JP 2007299081 A JP2007299081 A JP 2007299081A JP 4787228 B2 JP4787228 B2 JP 4787228B2
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- -1 IMIDAZOPYRIDINE COMPOUND Chemical class 0.000 title claims description 45
- 150000001875 compounds Chemical class 0.000 claims description 44
- 238000002347 injection Methods 0.000 claims description 43
- 239000007924 injection Substances 0.000 claims description 43
- 239000000126 substance Substances 0.000 claims description 28
- 125000003118 aryl group Chemical group 0.000 claims description 25
- 230000005525 hole transport Effects 0.000 claims description 19
- 125000000217 alkyl group Chemical group 0.000 claims description 17
- 125000001072 heteroaryl group Chemical group 0.000 claims description 17
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 15
- 230000000903 blocking effect Effects 0.000 claims description 13
- 125000001624 naphthyl group Chemical group 0.000 claims description 13
- GAMYYCRTACQSBR-UHFFFAOYSA-N 4-azabenzimidazole Chemical compound C1=CC=C2NC=NC2=N1 GAMYYCRTACQSBR-UHFFFAOYSA-N 0.000 claims description 11
- 229920006395 saturated elastomer Polymers 0.000 claims description 10
- 125000000304 alkynyl group Chemical group 0.000 claims description 8
- 125000003545 alkoxy group Chemical group 0.000 claims description 7
- 125000000923 (C1-C30) alkyl group Chemical group 0.000 claims description 6
- 125000002252 acyl group Chemical group 0.000 claims description 6
- 125000005843 halogen group Chemical group 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000001257 hydrogen Substances 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
- 125000000739 C2-C30 alkenyl group Chemical group 0.000 claims description 5
- 125000005037 alkyl phenyl group Chemical group 0.000 claims description 5
- 125000002947 alkylene group Chemical group 0.000 claims description 5
- 125000000732 arylene group Chemical group 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 5
- 125000005059 halophenyl group Chemical group 0.000 claims description 5
- 125000005549 heteroarylene group Chemical group 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
- 125000002183 isoquinolinyl group Chemical group C1(=NC=CC2=CC=CC=C12)* 0.000 claims description 5
- 125000002943 quinolinyl group Chemical group N1=C(C=CC2=CC=CC=C12)* 0.000 claims description 5
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 claims description 4
- 125000006374 C2-C10 alkenyl group Chemical group 0.000 claims description 4
- 125000005036 alkoxyphenyl group Chemical group 0.000 claims description 4
- 125000004957 naphthylene group Chemical group 0.000 claims description 3
- 125000004076 pyridyl group Chemical group 0.000 claims description 3
- 244000097202 Rathbunia alamosensis Species 0.000 claims description 2
- 235000009776 Rathbunia alamosensis Nutrition 0.000 claims description 2
- 150000004703 alkoxides Chemical class 0.000 claims description 2
- 125000000262 haloalkenyl group Chemical group 0.000 claims description 2
- 125000001188 haloalkyl group Chemical group 0.000 claims description 2
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 claims description 2
- 125000000027 (C1-C10) alkoxy group Chemical group 0.000 claims 2
- 239000010410 layer Substances 0.000 description 110
- 230000015572 biosynthetic process Effects 0.000 description 41
- 238000003786 synthesis reaction Methods 0.000 description 37
- 239000000543 intermediate Substances 0.000 description 28
- 238000000034 method Methods 0.000 description 21
- 239000000463 material Substances 0.000 description 19
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 15
- 239000002019 doping agent Substances 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 14
- 239000010408 film Substances 0.000 description 13
- 238000004528 spin coating Methods 0.000 description 12
- 125000001424 substituent group Chemical group 0.000 description 9
- 238000001771 vacuum deposition Methods 0.000 description 9
- 125000005577 anthracene group Chemical group 0.000 description 8
- 229940125904 compound 1 Drugs 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 238000006069 Suzuki reaction reaction Methods 0.000 description 6
- 238000000151 deposition Methods 0.000 description 6
- 230000008021 deposition Effects 0.000 description 6
- 125000004857 imidazopyridinyl group Chemical group N1C(=NC2=C1C=CC=N2)* 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 239000012044 organic layer Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- WYURNTSHIVDZCO-UHFFFAOYSA-N tetrahydrofuran Substances C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 5
- QFLWZFQWSBQYPS-AWRAUJHKSA-N (3S)-3-[[(2S)-2-[[(2S)-2-[5-[(3aS,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanoylamino]-3-methylbutanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-4-[1-bis(4-chlorophenoxy)phosphorylbutylamino]-4-oxobutanoic acid Chemical compound CCCC(NC(=O)[C@H](CC(O)=O)NC(=O)[C@H](Cc1ccc(O)cc1)NC(=O)[C@@H](NC(=O)CCCCC1SC[C@@H]2NC(=O)N[C@H]12)C(C)C)P(=O)(Oc1ccc(Cl)cc1)Oc1ccc(Cl)cc1 QFLWZFQWSBQYPS-AWRAUJHKSA-N 0.000 description 4
- ICSNLGPSRYBMBD-UHFFFAOYSA-N 2-aminopyridine Chemical compound NC1=CC=CC=N1 ICSNLGPSRYBMBD-UHFFFAOYSA-N 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 229920000767 polyaniline Polymers 0.000 description 4
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- VQGHOUODWALEFC-UHFFFAOYSA-N 2-phenylpyridine Chemical compound C1=CC=CC=C1C1=CC=CC=N1 VQGHOUODWALEFC-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 125000003342 alkenyl group Chemical group 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 229940125782 compound 2 Drugs 0.000 description 3
- 229940126214 compound 3 Drugs 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 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 3
- 239000012299 nitrogen atmosphere Substances 0.000 description 3
- 229920003227 poly(N-vinyl carbazole) Polymers 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 0 *c1c(*)c(*)c(*)[n]2c1ncc2 Chemical compound *c1c(*)c(*)c(*)[n]2c1ncc2 0.000 description 2
- KETXQNLMOUVTQB-UHFFFAOYSA-N 2,3,7,8,12,13,17,18-octaethylporphyrin;platinum Chemical compound [Pt].C=1C(C(=C2CC)CC)=NC2=CC(C(=C2CC)CC)=NC2=CC(C(=C2CC)CC)=NC2=CC2=NC=1C(CC)=C2CC KETXQNLMOUVTQB-UHFFFAOYSA-N 0.000 description 2
- FKJSFKCZZIXQIP-UHFFFAOYSA-N 2-bromo-1-(4-bromophenyl)ethanone Chemical compound BrCC(=O)C1=CC=C(Br)C=C1 FKJSFKCZZIXQIP-UHFFFAOYSA-N 0.000 description 2
- MAGFQRLKWCCTQJ-UHFFFAOYSA-N 4-ethenylbenzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=C(C=C)C=C1 MAGFQRLKWCCTQJ-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
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 2
- LQZMLBORDGWNPD-UHFFFAOYSA-N N-iodosuccinimide Chemical compound IN1C(=O)CCC1=O LQZMLBORDGWNPD-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 125000002676 chrysenyl group Chemical group C1(=CC=CC=2C3=CC=C4C=CC=CC4=C3C=CC12)* 0.000 description 2
- 238000004440 column chromatography Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- YLVLCBHNULZXLQ-UHFFFAOYSA-M magnesium;2h-naphthalen-2-ide;bromide Chemical compound [Mg+2].[Br-].C1=[C-]C=CC2=CC=CC=C21 YLVLCBHNULZXLQ-UHFFFAOYSA-M 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000004866 oxadiazoles Chemical class 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910000027 potassium carbonate Inorganic materials 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 238000007740 vapor deposition Methods 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
- OGNSDRMLWYNUED-UHFFFAOYSA-N 1-cyclohexyl-4-[4-[4-(4-cyclohexylcyclohexyl)cyclohexyl]cyclohexyl]cyclohexane Chemical group C1CCCCC1C1CCC(C2CCC(CC2)C2CCC(CC2)C2CCC(CC2)C2CCCCC2)CC1 OGNSDRMLWYNUED-UHFFFAOYSA-N 0.000 description 1
- DLMYHUARHITGIJ-UHFFFAOYSA-N 1-ethyl-2-phenylbenzene Chemical group CCC1=CC=CC=C1C1=CC=CC=C1 DLMYHUARHITGIJ-UHFFFAOYSA-N 0.000 description 1
- XOGPDSATLSAZEK-UHFFFAOYSA-N 2-Aminoanthraquinone Chemical compound C1=CC=C2C(=O)C3=CC(N)=CC=C3C(=O)C2=C1 XOGPDSATLSAZEK-UHFFFAOYSA-N 0.000 description 1
- GKALOSTUZMFUQB-UHFFFAOYSA-N 2-bromo-1-(4-bromophenyl)propan-1-one Chemical compound CC(Br)C(=O)C1=CC=C(Br)C=C1 GKALOSTUZMFUQB-UHFFFAOYSA-N 0.000 description 1
- WBIQQQGBSDOWNP-UHFFFAOYSA-N 2-dodecylbenzenesulfonic acid Chemical compound CCCCCCCCCCCCC1=CC=CC=C1S(O)(=O)=O WBIQQQGBSDOWNP-UHFFFAOYSA-N 0.000 description 1
- 125000004198 2-fluorophenyl group Chemical group [H]C1=C([H])C(F)=C(*)C([H])=C1[H] 0.000 description 1
- NSMJMUQZRGZMQC-UHFFFAOYSA-N 2-naphthalen-1-yl-1H-imidazo[4,5-f][1,10]phenanthroline Chemical compound C12=CC=CN=C2C2=NC=CC=C2C2=C1NC(C=1C3=CC=CC=C3C=CC=1)=N2 NSMJMUQZRGZMQC-UHFFFAOYSA-N 0.000 description 1
- 125000004180 3-fluorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C(F)=C1[H] 0.000 description 1
- OGGKVJMNFFSDEV-UHFFFAOYSA-N 3-methyl-n-[4-[4-(n-(3-methylphenyl)anilino)phenyl]phenyl]-n-phenylaniline Chemical compound CC1=CC=CC(N(C=2C=CC=CC=2)C=2C=CC(=CC=2)C=2C=CC(=CC=2)N(C=2C=CC=CC=2)C=2C=C(C)C=CC=2)=C1 OGGKVJMNFFSDEV-UHFFFAOYSA-N 0.000 description 1
- BWGRDBSNKQABCB-UHFFFAOYSA-N 4,4-difluoro-N-[3-[3-(3-methyl-5-propan-2-yl-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]octan-8-yl]-1-thiophen-2-ylpropyl]cyclohexane-1-carboxamide Chemical compound CC(C)C1=NN=C(C)N1C1CC2CCC(C1)N2CCC(NC(=O)C1CCC(F)(F)CC1)C1=CC=CS1 BWGRDBSNKQABCB-UHFFFAOYSA-N 0.000 description 1
- 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 1
- 125000001255 4-fluorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1F 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
- HIHOEGPXVVKJPP-JTQLQIEISA-N 5-fluoro-2-[[(1s)-1-(5-fluoropyridin-2-yl)ethyl]amino]-6-[(5-methyl-1h-pyrazol-3-yl)amino]pyridine-3-carbonitrile Chemical compound N([C@@H](C)C=1N=CC(F)=CC=1)C(C(=CC=1F)C#N)=NC=1NC=1C=C(C)NN=1 HIHOEGPXVVKJPP-JTQLQIEISA-N 0.000 description 1
- VIJYEGDOKCKUOL-UHFFFAOYSA-N 9-phenylcarbazole Chemical compound C1=CC=CC=C1N1C2=CC=CC=C2C2=CC=CC=C21 VIJYEGDOKCKUOL-UHFFFAOYSA-N 0.000 description 1
- 229910001148 Al-Li alloy Inorganic materials 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 101000837344 Homo sapiens T-cell leukemia translocation-altered gene protein Proteins 0.000 description 1
- 229910018068 Li 2 O Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- LFZAGIJXANFPFN-UHFFFAOYSA-N N-[3-[4-(3-methyl-5-propan-2-yl-1,2,4-triazol-4-yl)piperidin-1-yl]-1-thiophen-2-ylpropyl]acetamide Chemical compound C(C)(C)C1=NN=C(N1C1CCN(CC1)CCC(C=1SC=CC=1)NC(C)=O)C LFZAGIJXANFPFN-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- 102100028692 T-cell leukemia translocation-altered gene protein Human genes 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
- JHYLKGDXMUDNEO-UHFFFAOYSA-N [Mg].[In] Chemical compound [Mg].[In] JHYLKGDXMUDNEO-UHFFFAOYSA-N 0.000 description 1
- 125000004054 acenaphthylenyl group Chemical group C1(=CC2=CC=CC3=CC=CC1=C23)* 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-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
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 125000002178 anthracenyl group Chemical group C1(=CC=CC2=CC3=CC=CC=C3C=C12)* 0.000 description 1
- 229940027991 antiseptic and disinfectant quinoline derivative Drugs 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 125000003828 azulenyl group Chemical group 0.000 description 1
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Inorganic materials [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 1
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 125000006267 biphenyl group Chemical group 0.000 description 1
- SXDBWCPKPHAZSM-UHFFFAOYSA-N bromic acid Chemical compound OBr(=O)=O SXDBWCPKPHAZSM-UHFFFAOYSA-N 0.000 description 1
- ODWXUNBKCRECNW-UHFFFAOYSA-M bromocopper(1+) Chemical compound Br[Cu+] ODWXUNBKCRECNW-UHFFFAOYSA-M 0.000 description 1
- 125000004369 butenyl group Chemical group C(=CCC)* 0.000 description 1
- WYMMTQRYLBREKB-UHFFFAOYSA-N c(cc1)ccc1-c1c(-c(cc2)ccc2-c(cc2)cc3c2c(-c2ccc(cccc4)c4c2)c(cccc2)c2c3-c2cc(cccc3)c3cc2)[n](cccc2)c2n1 Chemical compound c(cc1)ccc1-c1c(-c(cc2)ccc2-c(cc2)cc3c2c(-c2ccc(cccc4)c4c2)c(cccc2)c2c3-c2cc(cccc3)c3cc2)[n](cccc2)c2n1 WYMMTQRYLBREKB-UHFFFAOYSA-N 0.000 description 1
- XJHCXCQVJFPJIK-UHFFFAOYSA-M caesium fluoride Inorganic materials [F-].[Cs+] XJHCXCQVJFPJIK-UHFFFAOYSA-M 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 125000003739 carbamimidoyl group Chemical group C(N)(=N)* 0.000 description 1
- 150000001716 carbazoles Chemical class 0.000 description 1
- 125000000609 carbazolyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3NC12)* 0.000 description 1
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 1
- 125000002843 carboxylic acid group Chemical group 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000006639 cyclohexyl carbonyl group Chemical group 0.000 description 1
- 125000004188 dichlorophenyl group Chemical group 0.000 description 1
- 229940060296 dodecylbenzenesulfonic acid Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 125000003983 fluorenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3CC12)* 0.000 description 1
- JVZRCNQLWOELDU-UHFFFAOYSA-N gamma-Phenylpyridine Natural products C1=CC=CC=C1C1=CC=NC=C1 JVZRCNQLWOELDU-UHFFFAOYSA-N 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 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
- 125000003824 heptacenyl group Chemical group C1(=CC=CC2=CC3=CC4=CC5=CC6=CC7=CC=CC=C7C=C6C=C5C=C4C=C3C=C12)* 0.000 description 1
- 125000002192 heptalenyl group Chemical group 0.000 description 1
- 150000002390 heteroarenes Chemical class 0.000 description 1
- 125000004446 heteroarylalkyl group Chemical group 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 125000001633 hexacenyl group Chemical group C1(=CC=CC2=CC3=CC4=CC5=CC6=CC=CC=C6C=C5C=C4C=C3C=C12)* 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000005980 hexynyl group Chemical group 0.000 description 1
- 150000007857 hydrazones Chemical class 0.000 description 1
- 125000002883 imidazolyl group Chemical group 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
- 229910052741 iridium Inorganic materials 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
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- OSILBMSORKFRTB-UHFFFAOYSA-N isoquinolin-1-amine Chemical compound C1=CC=C2C(N)=NC=CC2=C1 OSILBMSORKFRTB-UHFFFAOYSA-N 0.000 description 1
- 125000005647 linker group Chemical group 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Inorganic materials [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 1
- 125000000040 m-tolyl group Chemical group [H]C1=C([H])C(*)=C([H])C(=C1[H])C([H])([H])[H] 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- SJCKRGFTWFGHGZ-UHFFFAOYSA-N magnesium silver Chemical compound [Mg].[Ag] SJCKRGFTWFGHGZ-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000001038 naphthoyl group Chemical group C1(=CC=CC2=CC=CC=C12)C(=O)* 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 125000003261 o-tolyl group Chemical group [H]C1=C([H])C(*)=C(C([H])=C1[H])C([H])([H])[H] 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 125000001715 oxadiazolyl group Chemical group 0.000 description 1
- 125000002971 oxazolyl group Chemical group 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 125000001037 p-tolyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)C([H])([H])[H] 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 125000003933 pentacenyl group Chemical group C1(=CC=CC2=CC3=CC4=CC5=CC=CC=C5C=C4C=C3C=C12)* 0.000 description 1
- JQQSUOJIMKJQHS-UHFFFAOYSA-N pentaphenyl group Chemical group C1=CC=CC2=CC3=CC=C4C=C5C=CC=CC5=CC4=C3C=C12 JQQSUOJIMKJQHS-UHFFFAOYSA-N 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 125000001828 phenalenyl group Chemical group C1(C=CC2=CC=CC3=CC=CC1=C23)* 0.000 description 1
- 125000001792 phenanthrenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C=CC12)* 0.000 description 1
- ANRQGKOBLBYXFM-UHFFFAOYSA-M phenylmagnesium bromide Chemical compound Br[Mg]C1=CC=CC=C1 ANRQGKOBLBYXFM-UHFFFAOYSA-M 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 125000001388 picenyl group Chemical group C1(=CC=CC2=CC=C3C4=CC=C5C=CC=CC5=C4C=CC3=C21)* 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 125000004368 propenyl group Chemical group C(=CC)* 0.000 description 1
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002568 propynyl group Chemical group [*]C#CC([H])([H])[H] 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
- 150000003230 pyrimidines Chemical class 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 150000003248 quinolines Chemical class 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 125000006413 ring segment Chemical group 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- ACUGTEHQOFWBES-UHFFFAOYSA-M sodium hypophosphite monohydrate Chemical compound O.[Na+].[O-]P=O ACUGTEHQOFWBES-UHFFFAOYSA-M 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 125000003831 tetrazolyl group Chemical group 0.000 description 1
- 150000004867 thiadiazoles Chemical class 0.000 description 1
- 125000000335 thiazolyl group Chemical group 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 125000004306 triazinyl group Chemical group 0.000 description 1
- 150000003852 triazoles Chemical class 0.000 description 1
- 125000001425 triazolyl group Chemical group 0.000 description 1
- WRECIMRULFAWHA-UHFFFAOYSA-N trimethyl borate Chemical compound COB(OC)OC WRECIMRULFAWHA-UHFFFAOYSA-N 0.000 description 1
- MDCWDBMBZLORER-UHFFFAOYSA-N triphenyl borate Chemical compound C=1C=CC=CC=1OB(OC=1C=CC=CC=1)OC1=CC=CC=C1 MDCWDBMBZLORER-UHFFFAOYSA-N 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
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
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- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D519/00—Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00
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- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
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- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
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- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
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- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
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- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
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- 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
- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
- H10K85/626—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing more than one polycyclic condensed aromatic rings, e.g. bis-anthracene
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
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Description
臭素酸250mlに臭化銅(10g、44mmol)と2−アミノアントラキノン(8g、35.8mmol)とを入れ、65℃に加熱した。ガス発生終了後、常温に冷却し、反応溶液を20%塩酸水溶液(1,000ml)に添加した後、ジクロロメタンで抽出した。有機層の残留水分を無水硫酸マグネシウムで除去した後、減圧して溶媒を留去した。カラムクロマトグラフィで精製(ジクロロメタン:ノルマルヘキサン=4:1)し、中間体1aを7.7g(収率75%)得た。
窒素雰囲気下で、乾燥したTHF100mlに前記中間体1a(10g、34.8mmol)を入れ−78℃に温度を下げた後、2−ナフチルマグネシウムブロミド(0.5M、10mmol)をゆっくり添加した。常温に温度を上げて3時間撹拌した。反応混合物に塩化アンモニウム水溶液を添加した後、塩化メチレンで抽出した。有機層を無水硫酸マグネシウムで乾燥して溶媒を留去した。得られた混合物を少量のエチルエーテルに溶かした後、石油エーテルを添加して数時間撹拌し、固体化合物を得た。これを濾取後真空乾燥し、ジナフチルジアルコール17.6gを得た。
窒素雰囲気下で、乾燥させたTHF70mlに前記中間体1b(5g、9.81mmol)を溶かし、−78℃でブチルリチウム(4.7ml、11.8mmol)を滴加した。同一温度で1時間撹拌した後、ホウ酸トリメチル(2.20ml、29.4mmol)を添加した。常温に温度を上げ、1時間撹拌した後に2N塩酸水溶液を添加して3時間撹拌した。生成した固体化合物をトルエンで洗浄しながら濾過し、薄黄色の中間体1cを得た(3.27g、70%収率)。
エタノール(150ml)に2−アミノピリジン(3.39g、35.98mmol)と2,4’−ジブロモアセトフェノン(10g、35.98mmol)とを溶解し、12時間還流した。常温に冷却すると白色固体が生成され、これをNaHCO3飽和水溶液で洗浄した。有機層の残留水分を無水硫酸マグネシウムで除去し、減圧乾燥した後、再結晶(ジクロロメタン・ノルマルヘキサン)により板状の結晶形態を有する中間体1dを得た(8.02g、82%収率)。
前記中間体1c(1.85g、3.90mmol)と中間体1d(1g、3.90mmol)とを、炭酸カリウム(2.7g、19.5mmol)水溶液とTHFとの混合溶媒に添加し、撹拌しながらPd(PPh3)4(225mg、0.196mmol)を加え6時間還流した。常温に冷却した後、生成した固体化合物を水、エタノール、及びTHFで洗浄しながら濾過し、薄黄色の粉末状の化合物1を得た(1.73g、71%収率)。
イミダゾピリジン化合物1d(前記合成例1参照)5g(18.3mmol)とN−ヨードコハク酸イミド4.12g(18.3mmol)とをアセトニトリルに溶解し常温で1時間撹拌した後、クロロホルム100mlを加え、10%水酸化ナトリウム水溶液で洗浄後、さらにチオ硫酸ナトリウム飽和水溶液と水とで洗浄した後、無水硫酸マグネシウムで乾燥して濾過後溶媒を除去した。得られた固体をメタノールで洗浄して濾過し、ヨード化合物を5.8g(収率79%)得た。得られたヨード化合物とホウ酸フェニル1.76g(14.5mmol)とを、炭酸カリウム(10g)水溶液とTHFとの混合溶媒に加えて撹拌しながらPd(PPh3)4(335mg)を添加し、24時間還流した。反応溶液をジクロロメタンで抽出し、有機層の残留水分を無水硫酸マグネシウムで除去した後、減圧して乾燥させた。カラムクロマトグラフィで精製(酢酸エチル:ノルマルヘキサン=2:3)し、中間体4dを2.93g(収率58%)得た。
前記合成例1の中間体1dの代わりに中間体4dを利用したという点を除いては、前記合成例1における化合物1の製造方法と同じ方法で化合物4を製造した。中間体1c(10g、21.08mmol)と4d(6.69g、19.16mmol)とを鈴木反応を利用して反応させ、薄黄色の粉末状の化合物4を9.72g(収率73%)得た。
アノードとしては、コーニング社(Corning)の15Ω/cm2(1,200Å)の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でそれぞれ5分間超音波洗浄を行った後、30分間UVオゾン洗浄したものを使用した。前記基板上部に、m−MTDATAを真空蒸着し、750Å厚の正孔注入層を形成した後、前記正孔注入層の上部にα−NPDを真空蒸着し、150Å厚の正孔輸送層を形成した。前記正孔輸送層の上部に、ホストとしてDSAを97重量%、ドーパントとしてTBPeを3重量%使用して、300Å厚の発光層を形成した。前記発光層の上部に、前記合成例1から得た化合物1を真空蒸着し、200Å厚の電子輸送層を形成した。前記電子輸送層の上部にLiFを真空蒸着し、80Å厚の電子注入層を形成した後、Alを真空蒸着し、3,000Å厚のカソードを形成することにより、有機発光素子を作製した。
前記実施例1において、電子輸送層の形成材料として合成例1から得た化合物1の代わりに合成例2ないし6から得た化合物4、7、3、2及び11をそれぞれ使用したという点を除いては、前記実施例1と同じ方法で有機発光素子を作製した。
前記実施例1において、電子輸送層の形成材料として、合成例1から得た化合物1の代わりに8−ヒドロキシキノリンアルミニウム錯体(Alq3)を使用したという点を除いては、前記実施例1と同じ方法で有機発光素子を作製した。
前記実施例1ないし6の有機発光素子及び比較例の有機発光素子に対し、電流密度(mA/cm2)、駆動電圧(V)、輝度(cd/m2)、及び効率(Im/W)をPR650(Spectroscan)Source Measurement Unit.(PhotoResearch社製)を利用して評価し、その結果を下記表1に表した。さらに、実施例1ないし6の有機発光素子及び比較例の有機発光素子の、電圧−電流密度グラフ及び輝度−効率グラフをそれぞれ図2及び図3に示した。
Claims (16)
- 下記化学式1で示されることを特徴とするイミダゾピリジン系化合物:
前記化学式1中、
R1、R2、R3、R4、R5、R6、R7、R8、R9、R10、R11及びR12は互いに独立的に、水素、ハロゲン原子、ヒドロキシ基、シアノ基、置換もしくは非置換のC1−C30アルキル基、置換もしくは非置換のC1−C30アルコキシ基、置換もしくは非置換のC1−C30アシル基、置換もしくは非置換のC2−C30アルケニル基、置換もしくは非置換のC2−C30アルキニル基、置換もしくは非置換のC6−C30アリール基、または置換もしくは非置換のC3−C30ヘテロアリール基からなる群から選択され、R4ないしR7のうち互いに隣接した2以上は、互いに結合して飽和または不飽和環を形成してもよく、R9ないしR12のうち互いに隣接した2以上は、互いに結合して飽和または不飽和環を形成してもよく、
L1及びL2は互いに独立的に、単一結合、置換もしくは非置換のC1−C30アルキレン基、置換もしくは非置換のC6−C30アリーレン基、または置換もしくは非置換のC3−C30ヘテロアリーレン基からなる群から選択され、
Ar1及びAr2は互いに独立的に、置換もしくは非置換のC6−C30アリール基、または置換もしくは非置換のC3−C30ヘテロアリール基から選択され、
p及びqは互いに独立的に、1ないし5の整数であり、
m及びnは互いに独立的に、0ないし4の整数であるが、m及びnが同時に0である場合は除外する。 - 前記R1ないしR12が互いに独立的に、水素、置換もしくは非置換のC1−C10アルキル基、置換もしくは非置換のC2−C10アルケニル基、置換もしくは非置換のC6−C12アリール基、または置換もしくは非置換のC3−C12ヘテロアリー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に記載のイミダゾピリジン系化合物。
- 前記R1ないしR12が互いに独立的に、水素、C1−C10アルキル基、C1−C10ハロアルキル基、C2−C10アルケニル基、C2−C10ハロアルケニル基、フェニル基、ハロフェニル基、C1−C10アルキルフェニル基、C1−C10アルコキシフェニル基、ナフチル基、ハロナフチル基、C1−C10アルキルナフチル基、またはC1−C10アルコキシナフチ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または2に記載のイミダゾピリジン系化合物。
- 前記R4ないしR7のうち互いに隣接した2以上、または前記R9ないしR12のうち互いに隣接した2以上が結合し、置換もしくは非置換のC6−C12芳香族環を形成したことを特徴とする請求項1から3のいずれか1項に記載のイミダゾピリジン系化合物。
- 前記L1及びL2が互いに独立的に、置換もしくは非置換のC6−C12アリーレン基、または置換もしくは非置換のC3−C12ヘテロアリーレン基から選択されることを特徴とする請求項1から4のいずれか1項に記載のイミダゾピリジン系化合物。
- 前記L1及びL2が互いに独立的に、フェニレン基、ハロフェニレン基、C1−C10アルキルフェニレン基、C1−C10アルコキシフェニレン基、ナフチレン基、ハロナフチレン基、C1−C10アルキルナフチレン基、またはC1−C10アルコキシナフチ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から5のいずれか1項に記載のイミダゾピリジン系化合物。
- 前記Ar1及びAr2が互いに独立的に、置換または非置換のC6−C12アリール基、または置換もしくは非置換のC3−C12ヘテロアリール基から選択されることを特徴とする請求項1から6のいずれか1項に記載のイミダゾピリジン系化合物。
- 前記Ar1及びAr2が互いに独立的に、フェニル基、ハロフェニル基、C1−C10アルキルフェニル基、C1−C10アルコキシフェニル基、ナフチル基、ハロナフチル基、C1−C10アルキルナフチル基、C1−C10アルコキシナフチル基、ピリジニル基、ハロピリジニル基、C1−C10アルキルピリジニル基、C1−C10アルコキシピリジニル基、キノリニル基、ハロキノリニル基、C1−C10アルキルキノリニル基、C1−C10アルコキシキノリニル基、イソキノリニル基、ハロイソキノリニル基、C1−C10アルキルイソキノリニル基、またはC1−C10アルコキシイソキノリニ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から7のいずれか1項に記載のイミダゾピリジン系化合物。
- mは0であり、nは1であることを特徴とする請求項1から8のいずれか1項に記載のイミダゾピリジン系化合物。
- m及びnが1であることを特徴とする請求項1から9のいずれか1項に記載のイミダゾピリジン系化合物。
- 下記化学式1a、1b、1cまたは1dで示されることを特徴とする請求項1に記載のイミダゾピリジン系化合物:
前記化学式中、
R3、R4、R5、R6、R7、R8、R9、R10、R11、R12は互いに独立して、水素、ハロゲン原子、ヒドロキシ基、シアノ基、置換もしくは非置換のC1−C30アルキル基、置換もしくは非置換のC1−C30アルコキシ基、置換もしくは非置換のC1−C30アシル基、置換もしくは非置換のC2−C30アルケニル基、置換もしくは非置換のC2−C30アルキニル基、置換もしくは非置換のC6−C30アリール基、または置換もしくは非置換のC3−C30ヘテロアリール基からなる群から選択され、R4ないしR7のうち互いに隣接した2以上は、互いに結合して飽和または不飽和の環を形成してもよく、R9ないしR12のうち互いに隣接した2以上は、互いに結合して飽和または不飽和の環を形成してもよく、
Ar1及びAr2は互いに独立して、置換もしくは非置換のC6−C30アリール基または置換もしくは非置換のC3−C30ヘテロアリール基から選択される。 - 第1電極と、第2電極と、前記第1電極と前記第2電極との間に請求項1から12のいずれか1項に記載の化合物を含んだ有機膜と、を具備したことを特徴とする有機発光素子。
- 前記有機膜が電子輸送層であることを特徴とする請求項13に記載の有機発光素子。
- 前記第1電極と前記第2電極との間に、正孔注入層、正孔輸送層、電子阻止層、発光層、正孔阻止層及び電子注入層からなる群から選択された一層以上の層をさらに備えたことを特徴とする請求項13または14に記載の有機発光素子。
- 前記有機膜が電子輸送層であり、前記第1電極と前記第2電極との間に、正孔注入層、正孔輸送層、発光層及び電子注入層をさらに備えたことを特徴とする請求項13から15のいずれか1項に記載の有機発光素子。
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