JP4481936B2 - ホスト用化合物とドーパント用化合物が連結された有機金属化合物、およびこれを利用した有機電界発光素子及びその製造方法 - Google Patents
ホスト用化合物とドーパント用化合物が連結された有機金属化合物、およびこれを利用した有機電界発光素子及びその製造方法 Download PDFInfo
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- JP4481936B2 JP4481936B2 JP2006006639A JP2006006639A JP4481936B2 JP 4481936 B2 JP4481936 B2 JP 4481936B2 JP 2006006639 A JP2006006639 A JP 2006006639A JP 2006006639 A JP2006006639 A JP 2006006639A JP 4481936 B2 JP4481936 B2 JP 4481936B2
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- 150000001875 compounds Chemical class 0.000 title claims description 122
- 239000002019 doping agent Substances 0.000 title claims description 42
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- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 238000000034 method Methods 0.000 claims description 22
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 20
- 125000000923 (C1-C30) alkyl group Chemical group 0.000 claims description 12
- 229910052739 hydrogen Inorganic materials 0.000 claims description 12
- 239000001257 hydrogen Substances 0.000 claims description 12
- 239000000758 substrate Substances 0.000 claims description 12
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- 125000003342 alkenyl group Chemical group 0.000 claims description 6
- 125000003545 alkoxy group Chemical group 0.000 claims description 6
- 125000004448 alkyl carbonyl group Chemical group 0.000 claims description 6
- 125000005336 allyloxy group Chemical group 0.000 claims description 6
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 6
- 125000000592 heterocycloalkyl group Chemical group 0.000 claims description 6
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 5
- 125000005843 halogen group Chemical group 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 5
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- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 4
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- 239000003446 ligand Substances 0.000 claims description 4
- 125000000739 C2-C30 alkenyl group Chemical group 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 125000004414 alkyl thio group Chemical group 0.000 claims description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 3
- 229910052745 lead Inorganic materials 0.000 claims description 3
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- 125000003396 thiol group Chemical group [H]S* 0.000 claims description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 2
- 125000003277 amino group Chemical group 0.000 claims description 2
- 125000003739 carbamimidoyl group Chemical group C(N)(=N)* 0.000 claims description 2
- 150000007857 hydrazones Chemical class 0.000 claims description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 2
- 125000000542 sulfonic acid group Chemical group 0.000 claims description 2
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- 125000000304 alkynyl group Chemical group 0.000 claims 1
- 125000000524 functional group Chemical group 0.000 claims 1
- 150000002431 hydrogen Chemical class 0.000 claims 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims 1
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- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 claims 1
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- 230000015572 biosynthetic process Effects 0.000 description 33
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- 125000000217 alkyl group Chemical group 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 15
- 238000002347 injection Methods 0.000 description 15
- 239000007924 injection Substances 0.000 description 15
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
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- 230000005525 hole transport Effects 0.000 description 12
- 238000004528 spin coating Methods 0.000 description 11
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- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 238000001771 vacuum deposition Methods 0.000 description 7
- NGYYFWGABVVEPL-UHFFFAOYSA-N 5-(hydroxymethyl)benzene-1,3-diol Chemical compound OCC1=CC(O)=CC(O)=C1 NGYYFWGABVVEPL-UHFFFAOYSA-N 0.000 description 6
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- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- 125000004432 carbon atom Chemical group C* 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
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- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 6
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- 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 5
- UJOBWOGCFQCDNV-UHFFFAOYSA-N 9H-carbazole Chemical compound C1=CC=C2C3=CC=CC=C3NC2=C1 UJOBWOGCFQCDNV-UHFFFAOYSA-N 0.000 description 4
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- PCLIMKBDDGJMGD-UHFFFAOYSA-N N-bromosuccinimide Chemical compound BrN1C(=O)CCC1=O PCLIMKBDDGJMGD-UHFFFAOYSA-N 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 238000004821 distillation Methods 0.000 description 4
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- 230000002401 inhibitory effect Effects 0.000 description 4
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- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 125000006413 ring segment Chemical group 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 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 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- DPKKOVGCHDUSAI-UHFFFAOYSA-N 1,3-dibromo-5-methylbenzene Chemical compound CC1=CC(Br)=CC(Br)=C1 DPKKOVGCHDUSAI-UHFFFAOYSA-N 0.000 description 2
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 2
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 2
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 2
- LSZMVESSGLHDJE-UHFFFAOYSA-N 2-bromo-4-methylpyridine Chemical compound CC1=CC=NC(Br)=C1 LSZMVESSGLHDJE-UHFFFAOYSA-N 0.000 description 2
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 2
- BRARRAHGNDUELT-UHFFFAOYSA-N 3-hydroxypicolinic acid Chemical compound OC(=O)C1=NC=CC=C1O BRARRAHGNDUELT-UHFFFAOYSA-N 0.000 description 2
- OZAIFHULBGXAKX-VAWYXSNFSA-N AIBN Substances N#CC(C)(C)\N=N\C(C)(C)C#N OZAIFHULBGXAKX-VAWYXSNFSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical group C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 2
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- GBRBMTNGQBKBQE-UHFFFAOYSA-L copper;diiodide Chemical compound I[Cu]I GBRBMTNGQBKBQE-UHFFFAOYSA-L 0.000 description 2
- 238000011161 development 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
- 238000010438 heat treatment Methods 0.000 description 2
- 125000005842 heteroatom Chemical group 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004020 luminiscence type Methods 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 125000002950 monocyclic group Chemical group 0.000 description 2
- 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 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 238000005424 photoluminescence Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
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- 239000011780 sodium chloride Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- QQLRSCZSKQTFGY-UHFFFAOYSA-N (2,4-difluorophenyl)boronic acid Chemical compound OB(O)C1=CC=C(F)C=C1F QQLRSCZSKQTFGY-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 1
- PBLNBZIONSLZBU-UHFFFAOYSA-N 1-bromododecane Chemical compound CCCCCCCCCCCCBr PBLNBZIONSLZBU-UHFFFAOYSA-N 0.000 description 1
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
- IMRWILPUOVGIMU-UHFFFAOYSA-N 2-bromopyridine Chemical compound BrC1=CC=CC=N1 IMRWILPUOVGIMU-UHFFFAOYSA-N 0.000 description 1
- 229940093475 2-ethoxyethanol Drugs 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
- METPUBMTPUYMGR-UHFFFAOYSA-N 4-methoxybutan-2-ol Chemical compound COCCC(C)O METPUBMTPUYMGR-UHFFFAOYSA-N 0.000 description 1
- ZPHQFGUXWQWWAA-UHFFFAOYSA-N 9-(2-phenylphenyl)carbazole Chemical group C1=CC=CC=C1C1=CC=CC=C1N1C2=CC=CC=C2C2=CC=CC=C21 ZPHQFGUXWQWWAA-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
- 244000248349 Citrus limon Species 0.000 description 1
- 235000005979 Citrus limon Nutrition 0.000 description 1
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 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
- CXOFVDLJLONNDW-UHFFFAOYSA-N Phenytoin Chemical group N1C(=O)NC(=O)C1(C=1C=CC=CC=1)C1=CC=CC=C1 CXOFVDLJLONNDW-UHFFFAOYSA-N 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
- DGEZNRSVGBDHLK-UHFFFAOYSA-N [1,10]phenanthroline Chemical compound C1=CN=C2C3=NC=CC=C3C=CC2=C1 DGEZNRSVGBDHLK-UHFFFAOYSA-N 0.000 description 1
- JHYLKGDXMUDNEO-UHFFFAOYSA-N [Mg].[In] Chemical compound [Mg].[In] JHYLKGDXMUDNEO-UHFFFAOYSA-N 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- XCJYREBRNVKWGJ-UHFFFAOYSA-N copper(II) phthalocyanine Chemical compound [Cu+2].C12=CC=CC=C2C(N=C2[N-]C(C3=CC=CC=C32)=N2)=NC1=NC([C]1C=CC=CC1=1)=NC=1N=C1[C]3C=CC=CC3=C2[N-]1 XCJYREBRNVKWGJ-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 125000006639 cyclohexyl carbonyl group Chemical group 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical group C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- WCHFOOKTKZYYAE-UHFFFAOYSA-N ethoxyperoxyethane Chemical compound CCOOOCC WCHFOOKTKZYYAE-UHFFFAOYSA-N 0.000 description 1
- 125000004672 ethylcarbonyl group Chemical group [H]C([H])([H])C([H])([H])C(*)=O 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 125000002541 furyl group Chemical group 0.000 description 1
- 230000005283 ground state Effects 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
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004404 heteroalkyl group Chemical group 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
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 150000002504 iridium compounds Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004768 lowest unoccupied molecular orbital Methods 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
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000037230 mobility Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000004682 monohydrates Chemical class 0.000 description 1
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 125000002958 pentadecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical class [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 229910000160 potassium phosphate Inorganic materials 0.000 description 1
- 235000011009 potassium phosphates Nutrition 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000005017 substituted alkenyl group Chemical group 0.000 description 1
- 125000005415 substituted alkoxy group Chemical group 0.000 description 1
- 125000000547 substituted alkyl group Chemical group 0.000 description 1
- 125000005346 substituted cycloalkyl group Chemical group 0.000 description 1
- 125000001544 thienyl 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
- 125000002889 tridecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002948 undecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
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Description
その他 : Na2CO3およびK2CO3(大正の製品)、MeI(盛薬株式会社) 、テトラキス(トリフェニルホスフィン)パラジウム(TCI社製品)、DMEおよびエトキシエタノール(JUNSEI社製品)
すべての新しい化合物は、1H−NMRと13C−NMR、そしてUVとスペックトロプルオロメータで構造を確認した。1H−NMRと13C−NMRはブルカ(Bruker)AM−300分光器を使って記録し、UVはベックマン(BECKMAN)DU−650、スペックトロプルオロメータではJASCOFP−7500を利用した。すべての化学的移動度は溶媒を基準としてppm単位で記録された。
本発明による式2において、MがIrで、R1ないしR5は水素である式7の化合物を合成し、この合成反応式は次のようである。
密閉されたチューブにヨード化銅(0.01mmol)とポタジウムフォスフェートトリーベーシックモノハイドレート(2.1mmol)、カルバゾール(1.2mmol)、1、4−ジオキサン(10mL)を入れて、窒素を注入し、30分間撹拌した後、1、3−ジブロモ−5−メチルベンゼン、(+、−)−トランス−1、2−ジアミノ−−シクロヘキサン(0.1mmol)を入れた後、蓋を閉めて110℃で約24時間加熱しながら撹拌した。TLCで反応を確認した後、ガラスフィルターで濾過された溶媒を高真空減圧蒸溜で溶媒をとり除いた後、メチレンクロライドでフラッシュコラムして固体物質を得た後、真空ポンプ下で3時間程度乾燥して化合物(C)を得た。歩留まりは60%であった。
1H−NMR(300MHz,((CD3)2CO)): δ(ppm)8.24(d,J = 3.8Hz,4H)、7.71(s,1H)、7.70−7.64(m,6H)、7.48(t,J = 7.7Hz,4H)、7.31(t,J = 8.5Hz,4H)2.68(s,3H)
化合物(A)(0.1mmol)、NBS(0.1mmol)、AIBNをCCl4溶媒に入れて12時間程度80℃で加熱しながら撹拌した。TLCで反応を確認した後濾過し、濾過液を水とNaClで洗った後、高真空下で溶媒をとり除いた後、ヘキサンとジエチルエーテルに再結晶して茶色の固体化合物(D)を40%歩留まりで得た。
1H−NMR(CDCl3、300MHz):δ(ppm)8.18(d,J = 3.8Hz,4H)、7.80(s,1H)、7.76(s,2H)、7.58(d,J = 4.2Hz,4H)、7.48(t,J = 8.2Hz,4H)、7.35(t,J = 7.7Hz,4H)、4.69(s,2H)
丸底フラスコに2−ブロモ−4−メチルピリジン(1mmol)、2、4−ジフルオロフェニルボロン酸(1.2mmol)、炭酸カリウム(2.7mmol)、ジメトキシエタン(1.5mL)を入れて窒素を注入し、30分間撹拌した後、テトラキス(トリフェニルホスフィン)パラジウム(0.05mmol)を入れて還流コンデンサを連結して90℃かで18時間の間還流させた。TLCで反応を確認した後、溶媒を高真空減圧蒸溜で溶媒をとり除いた後、エチルアセテートで抽出した後、フラッシュコラム(fresh column)して化合物(A)を得た。歩留まりは93%であった。
化合物(C)(10mmol)を丸底フラスコに入れて2−メトキシエタノールを13.1ml入れて窒素を注入し、30分間撹拌した後、IrCl3・H2O(4.5mmol)を入れて6時間の間還流させた。水を添加して固体化した後、漏斗を通じて濾過した後、赤外線ランプで乾燥させて黄色い固体の化合物(D)を得た。歩留まりは70%であった。
3−ヒドロキシピコ燐酸(3mmol)とNa2CO3を丸底フラスコに入れて2−エトキシエタールを100ml入れて窒素を注入し、30分間撹拌した後、化合物(D)(1mmol)を入れて4時間の間還流させた。反応をTLCで確認した後、溶媒を高真空減圧蒸溜で溶媒をとり除いた後、塩化メチレンで抽出した。塩化メチレンを通じて不純物をとり除いて蛍光色の固体化合物(E)を得た。歩留まりは95%であった。
化合物(E)(1mmol)と化合物(B)(1mmol)を丸底フラスコに入れて18−クラウン−6(0.1mmol)、K2CO3(1.2mmol)を入れた後アセトン30mlを入れて7時間の間還流させた。反応をTLCで確認した後塩化メチレンで抽出し、コラムを通じて分離をし、緑固体の式6の化合物を得た。歩留まりは43%であった。
1H−NMR(CD3)2CO、300MHz): δ(ppm) 8.701(d,5.4Hz,1H) 8.840(d, 1.2Hz, 1H) 8.318(s, 1H) 8.246(q, 6Hz, 4H) 8.068(t, 6Hz, 3H) 7.937(m, 3H) 7.785(d, 6Hz, 1H) 7.764(s, 5.4Hz, 5H) 7.575(s, 1H) 7.432(q, 8.1Hz, 4H) 7.333(q。 7.8Hz 4H) 7.123(m, 1H) 6.579(f、 9.3Hz, 2H) 5.826(q, 2.7Hz, 1H) 5.569(s, 2H) 5.553(d, 8.8Hz, 1H)
本発明による式3において、MがIrで、R1ないしR5は水素で、R7が炭素数11個のアルコキシである式11の化合物を合成し、この合成反応式は次のようである。
丸底フラスコに2−ブロモ−4−メチルピリジン(1mmol)、2、4−ジプルオロフェニルボロン酸(1.2mmol)、炭酸カルシウム(2.7mmol)、ジメトキシエタン(1.5mL)を入れて窒素を注入し、30分間撹拌した後、テトラキス(トリフェニルポスピン)パラジウム(0.05mmol)を入れて還流コンデンサを連結して90℃かで18時間の間還流させた。TLCで反応を確認した後、溶媒を高真空減圧蒸溜で溶媒をとり除いた後、エチルアセテートで抽出した後、フラッシュコラム(fresh column)して化合物(F)を得た。歩留まりは93%であった。
1H−NMR(300MHz,CDCl3):δ(ppm)8.59(d,J = 3.0Hz,1H)、7.99 (dd,J = 6,1.5Hz,1H)、7.60(s,1H)、7.13 (d,J = 3Hz,1H)、7.03(d,J = 3.9Hz,1H)、6,97−6.90(m,2H)、2.45 (s, 3H)
化合物(F)(10mmol)を丸底フラスコに入れて2−メトキシエチルエタノールを13.1ml入れて窒素を注入し、30分間撹拌した後、IrCl3・H2O(4.5mmol)を入れて6時間の間還流させた。水を添加して固体化した後、漏斗を通じて濾過した後赤外線ランプで乾燥させて、黄色い固体の化合物(G)を得た。歩留まりは70%であった。
3−ヒドロキシピコリン酸(3mmol)とNa2CO3を丸底フラスコに入れて2−エトキシエタノールを100ml入れて窒素を注入し、30分間撹拌した後、化合物(G)(1mmol)を入れて4時間の間還流させた。反応をTLCで確認した後、溶媒を高真空減圧蒸溜で溶媒をとり除いた後塩化メチレンで抽出した。塩化メチレンを通じて不純物をとり除いて、蛍光色の固体化合物(H)を得た。歩留まりは95%であった。
丸底フラスコに3、5 ジヒドロキシベンジルアルコル(10mmol)とドデシルブロマイド(10mmol)、K2CO3(10mmol)を入れてアセトンを200ml入れて12時間の間還流させた。反応をTLCで確認した後、硝子フィルターで無機物をとり除いてメチレンクロライドで洗った。溶媒をすべてとり除いた後コラムを通じて分離して化合物(J)を得た。歩留まりは50%であった。
化合物(J)(1mmol)に化合物(B)(1mmol)を丸底フラスコに入れて18−クラウン−6(0.1mmol)、K2CO3(1.2mmol)を入れた後、アセトン30mlを入れて7時間の間還流させた。TLCで反応を確認した後、溶媒をとり除いた後コラムを通じて化合物(K)を粘性液体で得た。歩留まりは72%であった。
0℃で化合物(K)(1mmol)にPBr3(1.5mmol)をCH2Cl2溶媒に入れて2時間の間撹拌した。TLC確認した後コラムを通じて分離して化合物(I)を得た。歩留まりは68%であった。
1H−NMR(CDCl3、300MHz): δ(ppm) 8.18(d, J = 3.9 Hz, 4H)、 7.81−7.79(br m, 3H)、 7.54(d, J = 4.1 Hz, 4H)、 7.54(t, J = 8.2 Hz, 4H)、 7.54(t, J = 8.2 Hz, 4H)、 7.34(t, J = 7.92 Hz, 4H)、 6.67(s, 1H)、 6.63(s, 1H)、 6.54 (s, 1H)、 5.32(s, 2H)、 4.46(s, 2H)、 3.95(t, J = 6.5 Hz, 2H)、 1.83−1.74(m, 4H)、 1.45 1.40(br、 s, 2H)、 1.28(s, 16H)、 0.91(t, J = 10.3 Hz, 2H)
式(H)(0.5mmol)と式(I)(0.5mmol)を丸底フラスコに入れて18−クラウン−6(0.05mmol)、CS2CO3(0.6mmol)を入れた後アセトン20mlを入れて7時間の間還流させた。反応をTLCで確認した後コラムを通じて分離して式11を得た。歩留まりは50%であった。
1H−NMR((CD3)2CO、300MHz): δ(ppm) 8.53(d, J = 3.0 Hz, 1H)、 ) 8.25 (d, J = 3.5 Hz, 4H)、 8.11(s, 2H)、 7.89 7.32(m, 3H)、 7.82(d, J = 1.9 Hz, 1H)、 7.6(d, J = 4.1 Hz, 4H)、 7.54(d, J = 3.0 Hz, 1H)、 7.48(d, J = 3.0 Hz, 2H)、 7.40(t, J = 8.3 Hz, 5H)、 7.26(t, J = 7.9 Hz, 4H)、 7.17(d, J = 2.5 Hz, 1H)、 6.98 8、96(m, 2H)、 6.60 6.49(m, 3H)、 5.83(dd, J = 1.2 Hz, 4.4 Hz, 1H)、 5.60(s, 3H)、 5.32(s, 2H)、 3.99(t, J = 5.7 Hz, 2H)、 2.57(s, 3H)、 2.52 (s, 3H)、 1.85(t, J = 2.3 Hz, 2H)、 1.38(br s, 2H)、 1.25(s, 16H)、 0.86(t, J = 6.7 Hz, 3H)
本発明による式3で、MがIrで、R1ないしR5は水素で、R7が炭素数11個のアルコキシである式10の化合物を合成し、この合成反応式は次のようである。
合成例1で得られた式(E)(0.5mmol)と合成例2で得られた式(I)(0.5mmol)を丸底フラスコに入れて18−クラウン−6(0.05mmol)、CS2CO3(0.6mmol)を入れた後アセトン20mLを入れて7時間の間還流させた。反応をTLCで確認した後コラムを通じて分離して式10を得た。歩留まりは50%であった。
1H−NMR((CD3)2CO、300MHz): δ(ppm) 8.74(d, J = 2.8 Hz, 1H)、 8.30(t, J = 6.7 Hz, 2H)、 8.22(d, J = 3.9 Hz, 4H)、 7.98(q, J = 3.9 Hz, 2H)、 7.90 7.84(m, 4H)、 7.78(d, J = 4.1 Hz, 1H)、 7.64(d, J = 4.1 Hz, 4H)、 7.51 7.49(m, 2H)、 7.51 7.49(m, 2H)、 7.44 7.34(m, 6H)、 7.27(t, J = 7.5 Hz, 4H)、 7.21(t, J = 5.9 Hz, 1H)、 6.97(s, 1H)、 6.66 6.53(m, 3H)、 5.82(dd, J = 1.2 Hz, 4.4 Hz, 1H)、 5.61(s, 3H)、 5.40(s, 2H)、 3.99(t, J = 6.1 Hz, 2H)、 1.85(t, J = 2.2 Hz, 2H)、 1.35(br s, 2H)、 1.25(s, 16H)、 0.86(t, J = 6.7 Hz, 3H)。
(式16)の反応式
1H−NMR(CD3)2CO、300MHz): δ(ppm) 8.773(d, 4.8 Hz, 1H)、 8.335(t, 9.3 Hz, 2H)、 8.049(t, 4.8 Hz, 2H)、 7.511(m, 1.2 Hz, 3H)、 7.295(t, 7.2 Hz, 1H)、 6.548(m, 2.4 Hz, 2H)、 5.840(q, 8.7 Hz, 1H)、 5.590(q, 8.7 Hz, 1H)
アノードはコニン社の10Ω/cm2ITO基板を利用し、上記基板上部にIDE406を真空蒸着して正孔注入層を600Åの厚さで形成した。引き継いで、上記正孔注入層上部に上記TPD化合物を300Åの厚さで真空蒸着して正孔輸送層を形成した。正孔輸送層を形成した後、この正孔輸送層上部に式7の化合物をホスト物質CBPに12%ドーピングして200Åの厚さで発光層を形成した。
20 アノード電極
30 正孔注入層
40 正孔輸送層
50 発光層
60 電子輸送層
70 電子注入層
80 カソード電極
Claims (11)
- 下記式1で表示されるホスト用化合物とドーパント用化合物が連結された有機金属化合物:
- 上記式1でXがX1である下記式2で表示されることを特徴とする請求項1に記載の有機金属化合物:
- 上記式1でXがX1である下記式3で表示されることを特徴とする請求項1に記載の有機金属化合物、
- 上記式1でXがX2である上記式4で表示されることを特徴とする請求項1に記載の有機金属化合物、
- 上記有機金属化合物は、
次のような構造の化合物からなるグループより選択されることを特徴とする請求項1に記載の有機金属化合物。
- 一対の電極の間に有機膜を含む発光素子において、
上記有機膜が請求項1に記載の有機金属化合物を含むことを特徴とする有機電界発光素子。 - 上記有機膜は、
発光層であることを特徴とする請求項6に記載の有機電界発光素子。 - 基板上に第1電極を形成する段階と;
第1電極上部に有機膜を形成する段階と;
有機膜上部に第2電極を形成する段階とを含み、
上記有機膜は請求項1に記載の連結された有機金属化合物をドーピングして形成することを特徴とする有機電界発光素子の製造方法。 - 第1電極はアノードで、第2電極はカソードで、有機膜は発光層であることを特徴とする請求項8に記載の発光素子の製造方法。
- 上記有機膜は、
湿式工程を利用して形成されることを特徴とする請求項8に記載の発光素子の製造方法。 - 上記有機金属化合物のドーピング濃度は、
ドーパント用化合物に連結されたホスト用化合物の数によって調節することができることを特徴とする請求項8に記載の発光素子の製造方法。
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JP2012505298A (ja) | 2008-10-13 | 2012-03-01 | 日東電工株式会社 | 印刷可能な発光組成物 |
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