JP4284169B2 - 赤色発光化合物およびそれを採用した有機電界発光素子 - Google Patents
赤色発光化合物およびそれを採用した有機電界発光素子 Download PDFInfo
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- JP4284169B2 JP4284169B2 JP2003428603A JP2003428603A JP4284169B2 JP 4284169 B2 JP4284169 B2 JP 4284169B2 JP 2003428603 A JP2003428603 A JP 2003428603A JP 2003428603 A JP2003428603 A JP 2003428603A JP 4284169 B2 JP4284169 B2 JP 4284169B2
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- 150000001875 compounds Chemical class 0.000 title claims description 94
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- 239000012044 organic layer Substances 0.000 claims description 6
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 26
- 238000000034 method Methods 0.000 description 19
- -1 iridium metal compound Chemical class 0.000 description 16
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 14
- 125000003118 aryl group Chemical group 0.000 description 14
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 14
- 230000015572 biosynthetic process Effects 0.000 description 12
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- 125000001424 substituent group Chemical group 0.000 description 12
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- 238000003786 synthesis reaction Methods 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 11
- 125000000923 (C1-C30) alkyl group Chemical group 0.000 description 9
- DANYXEHCMQHDNX-UHFFFAOYSA-K trichloroiridium Chemical compound Cl[Ir](Cl)Cl DANYXEHCMQHDNX-UHFFFAOYSA-K 0.000 description 9
- 238000005160 1H NMR spectroscopy Methods 0.000 description 8
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 8
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- 125000000592 heterocycloalkyl group Chemical group 0.000 description 5
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Inorganic materials [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 5
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- 229910052782 aluminium Inorganic materials 0.000 description 3
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- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 3
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- 238000001228 spectrum Methods 0.000 description 3
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- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
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- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
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- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 2
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- 125000001624 naphthyl group Chemical group 0.000 description 2
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- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 238000005424 photoluminescence Methods 0.000 description 2
- SIOXPEMLGUPBBT-UHFFFAOYSA-M picolinate Chemical compound [O-]C(=O)C1=CC=CC=N1 SIOXPEMLGUPBBT-UHFFFAOYSA-M 0.000 description 2
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- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 2
- 125000005346 substituted cycloalkyl group Chemical group 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- POILWHVDKZOXJZ-ARJAWSKDSA-M (z)-4-oxopent-2-en-2-olate Chemical compound C\C([O-])=C\C(C)=O POILWHVDKZOXJZ-ARJAWSKDSA-M 0.000 description 1
- IGRLELOKIQLMHM-UHFFFAOYSA-N 2,2,5-trimethyloctane-3,4-dione Chemical compound CCCC(C)C(=O)C(=O)C(C)(C)C IGRLELOKIQLMHM-UHFFFAOYSA-N 0.000 description 1
- YRAJNWYBUCUFBD-UHFFFAOYSA-N 2,2,6,6-tetramethylheptane-3,5-dione Chemical compound CC(C)(C)C(=O)CC(=O)C(C)(C)C YRAJNWYBUCUFBD-UHFFFAOYSA-N 0.000 description 1
- HPGNGICCHXRMIP-UHFFFAOYSA-N 2,3-dihydrothieno[3,4-b][1,4]dithiine Chemical compound S1CCSC2=CSC=C21 HPGNGICCHXRMIP-UHFFFAOYSA-N 0.000 description 1
- POXIZPBFFUKMEQ-UHFFFAOYSA-N 2-cyanoethenylideneazanide Chemical group [N-]=C=[C+]C#N POXIZPBFFUKMEQ-UHFFFAOYSA-N 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
- HXWWMGJBPGRWRS-CMDGGOBGSA-N 4- -2-tert-butyl-6- -4h-pyran Chemical compound O1C(C(C)(C)C)=CC(=C(C#N)C#N)C=C1\C=C\C1=CC(C(CCN2CCC3(C)C)(C)C)=C2C3=C1 HXWWMGJBPGRWRS-CMDGGOBGSA-N 0.000 description 1
- 241000284156 Clerodendrum quadriloculare Species 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical group OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- CUJRVFIICFDLGR-UHFFFAOYSA-N acetylacetonate Chemical compound CC(=O)[CH-]C(C)=O CUJRVFIICFDLGR-UHFFFAOYSA-N 0.000 description 1
- 125000003282 alkyl amino group Chemical group 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- XJHCXCQVJFPJIK-UHFFFAOYSA-M caesium fluoride Inorganic materials [F-].[Cs+] XJHCXCQVJFPJIK-UHFFFAOYSA-M 0.000 description 1
- 125000003739 carbamimidoyl group Chemical group C(N)(=N)* 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- UOCJDOLVGGIYIQ-PBFPGSCMSA-N cefatrizine Chemical group S([C@@H]1[C@@H](C(N1C=1C(O)=O)=O)NC(=O)[C@H](N)C=2C=CC(O)=CC=2)CC=1CSC=1C=NNN=1 UOCJDOLVGGIYIQ-PBFPGSCMSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010549 co-Evaporation Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- NZZIMKJIVMHWJC-UHFFFAOYSA-N dibenzoylmethane Chemical compound C=1C=CC=CC=1C(=O)CC(=O)C1=CC=CC=C1 NZZIMKJIVMHWJC-UHFFFAOYSA-N 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000005281 excited state Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 125000002541 furyl group Chemical group 0.000 description 1
- 150000002258 gallium Chemical class 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 125000000623 heterocyclic 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
- 150000007857 hydrazones Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 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
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000001748 luminescence spectrum Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 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 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000013110 organic ligand Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 125000006339 pentafluoro alkyl group Chemical group 0.000 description 1
- 125000006340 pentafluoro ethyl group Chemical group FC(F)(F)C(F)(F)* 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- CSHWQDPOILHKBI-UHFFFAOYSA-N peryrene Natural products C1=CC(C2=CC=CC=3C2=C2C=CC=3)=C3C2=CC=CC3=C1 CSHWQDPOILHKBI-UHFFFAOYSA-N 0.000 description 1
- 125000000286 phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- YYMBJDOZVAITBP-UHFFFAOYSA-N rubrene Chemical compound C1=CC=CC=C1C(C1=C(C=2C=CC=CC=2)C2=CC=CC=C2C(C=2C=CC=CC=2)=C11)=C(C=CC=C2)C2=C1C1=CC=CC=C1 YYMBJDOZVAITBP-UHFFFAOYSA-N 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000001712 tetrahydronaphthyl group Chemical group C1(CCCC2=CC=CC=C12)* 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 125000002023 trifluoromethyl group Chemical group FC(F)(F)* 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
- C07F15/0006—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table compounds of the platinum group
- C07F15/0033—Iridium compounds
-
- 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
- H10K85/30—Coordination compounds
- H10K85/341—Transition metal complexes, e.g. Ru(II)polypyridine complexes
- H10K85/342—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising iridium
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2101/00—Properties of the organic materials covered by group H10K85/00
- H10K2101/10—Triplet emission
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
-
- 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
- H10K85/30—Coordination compounds
- H10K85/321—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3]
- H10K85/324—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3] comprising aluminium, e.g. Alq3
-
- 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
- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
- H10K85/621—Aromatic anhydride or imide compounds, e.g. perylene tetra-carboxylic dianhydride or perylene tetracarboxylic di-imide
-
- 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
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
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- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/917—Electroluminescent
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Electroluminescent Light Sources (AREA)
- Pyrrole Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
X1、X2およびX3は相互に関係なく、水素原子、置換されたまたは非置換のC1−C30のアルキル基、置換されたまたは非置換のC2−C20のアルケニル基、置換されたまたは非置換のC1−C20のアルコキシ基、置換されたまたは非置換のC6−C30のアリール基、置換されたまたは非置換のC6−C30の縮合芳香族環基、置換されたまたは非置換のC6−C30のアリールアルキル基、置換されたまたは非置換のC6−C30のアリールオキシ基、置換されたまたは非置換のC2−C30のヘテロアリール基、置換されたまたは非置換のC2−C30のヘテロアリールアルキル基、置換されたまたは非置換のC2−C30のヘテロアリールオキシ基、置換されたまたは非置換のC5−C20のシクロアルキル基、置換されたまたは非置換のC2−C20のヘテロシクロアルキル基、ハロゲン原子、およびシアノ基よりなる群から選択され、c、dおよびeは相互に関係なく、0、1または2であり、この際、前記X1とX2とは相互に連結して環状構造を形成しうる。)。
Y1、Y2、Y3、Y4およびY5は相互に関係なく、水素原子、置換されたもしくは非置換のC1−C30のアルキル基、置換されたもしくは非置換のC2−C20のアルケニル基、置換されたもしくは非置換のC1−C20のアルコキシ基、置換されたもしくは非置換のC6−C30のアリール基、置換されたもしくは非置換のC6−C30の縮合芳香族環基、置換されたもしくは非置換のC6−C30のアリールアルキル基、置換されたもしくは非置換のC6−C30のアリールオキシ基、置換されたもしくは非置換のC2−C30のヘテロアリール基、置換されたもしくは非置換のC2−C30のヘテロアリールアルキル基、置換されたもしくは非置換のC2−C30のヘテロアリールオキシ基、置換されたもしくは非置換のC5−C20のシクロアルキル基、置換されたもしくは非置換のC2−C20のヘテロシクロアルキル基、ハロゲン原子、またはシアノ基であり、f、g、h、iおよびjは相互に関係なく、0、1または2であり、この際、前記Y1〜Y5の
うちの選択された2つが相互に連結して環状構造を形成しうる。)。
が好ましい。
の水素原子は前記C1−C30のアルキル基の場合と同じ置換基により置換されうる。
る。そして、化学式1の化合物がドーパントに用いられる場合には、その含量は特に制限されないが、EML15の形成材料100質量部を基準として5〜40質量部であることが望ましい。ドーパントである化学式1の化合物の含量が前記の範囲外であると、EL素子の発光特性が低下する虞がある。
の厚さは1〜15Åの範囲であることが望ましい。
2−エトキシエタノール(22.5ml)と水(7.5ml)とを混合した溶液にイリジウムクロライド(IrCl3・3H2O、1mmol)とω−フェニルキノリン(6mmol)(A)とを添加し、48時間還流して化合物(B)を得た。
53(t,21H)、7.39(t,21H)、6.89(t,4H)、6.55(t,2H)、6.37(d,2H)、4.90(s,1H)、0.56(s,6H)
合成例2:化学式3の化合物の製造
2−エトキシエタノール(22.5ml)と水(7.5ml)とを混合した溶液にイリジウムクロライド(IrCl3・3H2O、1mmol)とω−フェニルキノリン(6mmol)(A)とを添加して、これを48時間還流して化合物(B)を得た。
下記反応式2は合成例3に対するものである。
2−エトキシエタノール(22.5ml)と水(7.5ml)とを混合した溶液にイリジウムクロライド(IrCl3・3H2O、1mmol)とω−フェニルキノリン(6mmol)を添加し、48時間還流して化合物(B)を得た。
下記反応式3は合成例4に対するものである。
2−エトキシエタノール(22.5ml)と水(7.5ml)とを混合した溶液にイリジウムクロライド(IrCl3・3H2O、1mmol)とω−フェニルキノリン(6mmol)を添加し、48時間還流して化合物(B)を得た。
下記反応式4は合成例5に対するものである。
2−エトキシエタノール(22.5ml)と水(7.5ml)とを混合した溶液にイリジウムクロライド(IrCl3・3H2O、1mmol)とω−フェニルキノリン(6mmol)を添加し、48時間還流して化合物(B)を得た。
エタノール(20ml)に化合物(B)(1mmol)と2−キノリンカルボキシレート2.5mmolおよび2NのK2CO3溶液(10ml)を添加し、これを48時間還流させた。生成した固体を濾過した後、エタノールとアセトンとを利用して洗浄して、赤色を帯びた化学式6の化合物を得た。収率は80%であった。
下記反応式5は合成例6に対するものである。
2−エトキシエタノール(22.5ml)と水(7.5ml)とを混合した溶液にイリジウムクロライド(IrCl3・3H2O、1mmol)とω−フェニルキノリン(6mmol)を添加し、48時間還流して化合物(B)を得た。
アノードとしては、コーニング社の10Ω/cm2ITO基板を使用し、前記基板上部にIDE406を真空蒸着させて、HIL13を600Åの厚さで形成した。次いで、前記HIL13の上部に、前記化学式5で表される化合物を300Åの厚さで真空蒸着させて、HTL14を形成した。前記HTL14の上部に、化学式2で表される化合物12質量部と化学式6で表されるCBP88質量部との混合物をスピンコーティングして、200Åの厚さでEML15を形成した。
EML15を形成する際に、化学式2の化合物の代わりに化学式3の化合物と化学式4の化合物とをそれぞれ使用したことを除いては、実施例1と同じ方法によって有機電界発光素子を完成させた。
光を発しうることが分かった。
12 第1電極
13 ホール注入層(HIL)
14 ホール輸送層(HTL)
15 発光層(EML)
16 ホールブロッキング層(HBL)
17 電子輸送層(ETL)
18 電子注入層(EIL)
19 第2電極
Claims (4)
- 化学式7で表される化合物。
- 1対の電極間に有機層を具備してなる有機電界発光素子において、
前記有機層が請求項1に記載の化合物を含むことを特徴とする、有機電界発光素子。 - 前記有機層が発光層であることを特徴とする、請求項2に記載の有機電界発光素子。
- 請求項1に記載の化合物を用いることを特徴とする、画像表示装置。
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US (1) | US7265224B2 (ja) |
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CN (1) | CN1517427A (ja) |
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WO2014021282A1 (ja) | 2012-07-30 | 2014-02-06 | Meiji Seikaファルマ株式会社 | 抗白癬菌症外用液剤 |
US10123978B2 (en) | 2012-07-30 | 2018-11-13 | Meiji Seika Pharma Co., Ltd. | Patch for treating dermatophytosis |
US10562858B2 (en) | 2014-08-13 | 2020-02-18 | Meiji Seika Pharma Co., Ltd. | Crystalline anti-trichophyton agents and preparation process thereof |
Also Published As
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US7265224B2 (en) | 2007-09-04 |
KR20040059304A (ko) | 2004-07-05 |
US20040127710A1 (en) | 2004-07-01 |
JP2004210779A (ja) | 2004-07-29 |
CN1517427A (zh) | 2004-08-04 |
KR100509603B1 (ko) | 2005-08-22 |
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