JP2007001878A - 1,8−ナフチリジン化合物及びそれを用いた有機発光素子 - Google Patents
1,8−ナフチリジン化合物及びそれを用いた有機発光素子 Download PDFInfo
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- JP2007001878A JP2007001878A JP2005180391A JP2005180391A JP2007001878A JP 2007001878 A JP2007001878 A JP 2007001878A JP 2005180391 A JP2005180391 A JP 2005180391A JP 2005180391 A JP2005180391 A JP 2005180391A JP 2007001878 A JP2007001878 A JP 2007001878A
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- -1 1, 8-naphthyridine compound Chemical class 0.000 title claims abstract description 40
- 125000000623 heterocyclic group Chemical group 0.000 claims abstract description 36
- 125000003118 aryl group Chemical group 0.000 claims abstract description 19
- 125000003277 amino group Chemical group 0.000 claims abstract description 13
- 125000003710 aryl alkyl group Chemical group 0.000 claims abstract description 13
- 125000004104 aryloxy group Chemical group 0.000 claims abstract description 13
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 11
- 125000005843 halogen group Chemical group 0.000 claims abstract description 11
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- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 18
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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
- 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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Abstract
Description
図3に示す構造の素子を作成した。
例示化合物No.6に代えて、表1に示すを用いた他は実施例1と同様に素子を作成し、同様な評価を行った。結果を表1に示す。
例示化合物No.6に代えて、下記構造式で示される化合物を用いた他は実施例1と同様に素子を作成し、同様な評価を行った。結果を表1に示す。
図3に示す構造の素子を作成した。
例示化合物No.2に代えて、表2に示す化合物を用いた他は実施例24と同様に素子を作成し、同様な評価を行った。結果を表2に示す。
例示化合物No.2に代えて、比較化合物No.1、2、3を用いた他は実施例24と同様に素子を作成し、同様な評価を行った。結果を表2に示す。
図2に示す構造の素子を作成した。
例示化合物No.3に代えて、表3に示す化合物を用いた他は実施例45と同様に素子を作成し、同様な評価を行った。結果を表3に示す。
例示化合物No.3に代えて、比較化合物No.1、2、3を用いた他は実施例45と同様に素子を作成し、同様な評価を行った。結果を表3に示す。
2 陽極
3 発光層
4 陰極
5 ホール輸送層
6 電子輸送層
7 ホール注入層
8 ホール/エキシトンブロッキング層
Claims (6)
- 下記一般式[I]で示されることを特徴とする1,8−ナフチリジン化合物。
- R2〜R5が、水素原子、置換あるいは無置換のアルキル基、ハロゲン原子、トリフルオロメチル基、シアノ基から選ばれる基を表わし、R1、R6が、置換あるいは無置換のアラルキル基、置換あるいは無置換のアリール基、置換あるいは無置換の複素環基、置換あるいは無置換の縮合多環芳香族基、置換あるいは無置換の縮合多環複素環基、置換あるいは無置換のアリールオキシ基、置換アミノ基から選ばれる基を表わすことを特徴とする請求項1に記載の1,8−ナフチリジン化合物。
- 下記一般式[II]で示されることを特徴とする1,8−ナフチリジン化合物。
Ar3は、2価の置換あるいは無置換の芳香環基,2価の置換あるいは無置換の複素環基、2価の置換あるいは無置換の縮合多環芳香族基、2価の置換あるいは無置換の縮合多環複素環基から選ばれる基を表わす。) - 下記一般式[III]で示されることを特徴とする1,8−ナフチリジン化合物。
Ar4は、3価の置換あるいは無置換の芳香環基,3価の置換あるいは無置換の複素環基、3価の置換あるいは無置換の縮合多環芳香族基、3価の置換あるいは無置換の縮合多環複素環基から選ばれる基を表わす。) - 陽極及び陰極からなる一対の電極と、該一対の電極間に挟持された一または複数の有機化合物を含む層を少なくとも有する有機発光素子において、前記有機化合物を含む層の少なくとも一層が請求項1〜4のいずれかに記載の1,8−ナフチリジン化合物の少なくとも一種を含有することを特徴とする有機発光素子。
- 前記1,8−ナフチリジン化合物の少なくとも一種を含有する層が、ホールブロック層、電子輸送層、発光層または電子注入層であることを特徴とする請求項5に記載の有機発光素子。
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