JP5979873B2 - ベンゾトリアゾール環構造を有する化合物および有機エレクトロルミネッセンス素子 - Google Patents
ベンゾトリアゾール環構造を有する化合物および有機エレクトロルミネッセンス素子 Download PDFInfo
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- JP5979873B2 JP5979873B2 JP2011504873A JP2011504873A JP5979873B2 JP 5979873 B2 JP5979873 B2 JP 5979873B2 JP 2011504873 A JP2011504873 A JP 2011504873A JP 2011504873 A JP2011504873 A JP 2011504873A JP 5979873 B2 JP5979873 B2 JP 5979873B2
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- GDXFRPLHNWCEDX-UHFFFAOYSA-N C(C(c1n[n](-c(cc2)ccc2-c2cccc3c2cccc3)nc11)c2cccc(-c3ccccn3)n2)C=C1c1nc(-c2ccccn2)ccc1 Chemical compound C(C(c1n[n](-c(cc2)ccc2-c2cccc3c2cccc3)nc11)c2cccc(-c3ccccn3)n2)C=C1c1nc(-c2ccccn2)ccc1 GDXFRPLHNWCEDX-UHFFFAOYSA-N 0.000 description 1
- DEQORIFMHBLCLF-UHFFFAOYSA-O CC(C)(C)c(cc1)ccc1-c1cc(-c2ccc(C(C3=N[NH2+]c4ccccc4)=CC(c(cc4)ncc4-c4nccc(-c5ccccc5)c4)=CC3=N)nc2)ncc1 Chemical compound CC(C)(C)c(cc1)ccc1-c1cc(-c2ccc(C(C3=N[NH2+]c4ccccc4)=CC(c(cc4)ncc4-c4nccc(-c5ccccc5)c4)=CC3=N)nc2)ncc1 DEQORIFMHBLCLF-UHFFFAOYSA-O 0.000 description 1
- MWSCHYICFIKJCY-UHFFFAOYSA-O N=C(C(c1cccc(-c2nc(-c3ccccn3)ccc2)n1)=CC=C1c2nc(-c3nc(-c4ncccc4)ccc3)ccc2)C1=N[NH2+]c1ccccc1 Chemical compound N=C(C(c1cccc(-c2nc(-c3ccccn3)ccc2)n1)=CC=C1c2nc(-c3nc(-c4ncccc4)ccc3)ccc2)C1=N[NH2+]c1ccccc1 MWSCHYICFIKJCY-UHFFFAOYSA-O 0.000 description 1
- PARRCKGTMZUGAH-AWYBOESPSA-O N=C(C=C(C=C1c2cccc(-c3cccnc3)n2)c2cccc(-c3cnccc3)n2)/C1=[NH+]\Nc1ccccc1-c1cccc2c1cccc2 Chemical compound N=C(C=C(C=C1c2cccc(-c3cccnc3)n2)c2cccc(-c3cnccc3)n2)/C1=[NH+]\Nc1ccccc1-c1cccc2c1cccc2 PARRCKGTMZUGAH-AWYBOESPSA-O 0.000 description 1
- BBQXYVITTGMFSA-UHFFFAOYSA-O N=C1C(c2cccc(-c3cccnc3)n2)=CC(c2cccc(-c3cnccc3)n2)=CC1=N[NH2+]c(cc1)ccc1-c1c(cccc2)c2ccc1 Chemical compound N=C1C(c2cccc(-c3cccnc3)n2)=CC(c2cccc(-c3cnccc3)n2)=CC1=N[NH2+]c(cc1)ccc1-c1c(cccc2)c2ccc1 BBQXYVITTGMFSA-UHFFFAOYSA-O 0.000 description 1
- MBEYFRYKOABSNZ-UHFFFAOYSA-O N=C1C(c2cccc(-c3nc(-c4ccccn4)ccc3)n2)=CC(c2cccc(-c3nc(-c4ccccn4)ccc3)n2)=CC1=N[NH2+]c1ccccc1 Chemical compound N=C1C(c2cccc(-c3nc(-c4ccccn4)ccc3)n2)=CC(c2cccc(-c3nc(-c4ccccn4)ccc3)n2)=CC1=N[NH2+]c1ccccc1 MBEYFRYKOABSNZ-UHFFFAOYSA-O 0.000 description 1
- LJCGGXPWOBRHSG-UHFFFAOYSA-P [NH2+]=C(C(c1cccc(-c2ccccn2)n1)=CC=C1c2nc(-c3ccccn3)ccc2)C1=N[NH2+]c(cc1)ccc1-c1c(cccc2)c2c(-c2ccccc2)c2c1cccc2 Chemical compound [NH2+]=C(C(c1cccc(-c2ccccn2)n1)=CC=C1c2nc(-c3ccccn3)ccc2)C1=N[NH2+]c(cc1)ccc1-c1c(cccc2)c2c(-c2ccccc2)c2c1cccc2 LJCGGXPWOBRHSG-UHFFFAOYSA-P 0.000 description 1
- PNALAUVMOJVJBS-UHFFFAOYSA-N c(cc1)ccc1-c1c(cccc2)c2c(-c2cc(-[n]3nc4c(-c5ncccc5)cc(-c5ncccc5)cc4n3)ccc2)c2c1cccc2 Chemical compound c(cc1)ccc1-c1c(cccc2)c2c(-c2cc(-[n]3nc4c(-c5ncccc5)cc(-c5ncccc5)cc4n3)ccc2)c2c1cccc2 PNALAUVMOJVJBS-UHFFFAOYSA-N 0.000 description 1
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Description
しかし電子輸送性が低いことがTAZにおける大きな課題であり、より電子輸送性の高い電子輸送材料と組み合わせて、有機エレクトロルミネッセンス素子を作製することが必要であった(例えば、非特許文献4参照)。
窒素置換した反応容器に、2,4−ジブロモ−6−フェニルアゾ−ベンゼンアミンから合成できる(例えば、非特許文献5参照)4,6−ジブロモ−2−フェニル−2H−ベンゾトリアゾール7.6g、ビス(ピナコラート)ジボロン13.7g、酢酸カリウム13.2g、ジオキサン(予めモレキュラーシーブス4Aで脱水したもの)160ml、PdCl2(dppf)−CH2Cl21.1gを加えて加熱し、80℃で72時間攪拌した。室温まで冷却した後、反応液を水500mlに加え、30分攪拌した。析出物をろ過によって除き、ろ液を酢酸エチルで抽出した。有機層を無水硫酸マグネシウムで脱水した後、濃縮することによって粗製物を得た。粗製物をカラムクロマトグラフ(担体:シリカゲル、溶離液:トルエン/酢酸エチル)によって精製し、2−フェニル−4,6−ビス(4,4,5,5−テトラメチル−[1,3,2]ジオキサボロラン−2−イル)−2H−ベンゾトリアゾール6.7g(収率70%)の黄色粉体を得た。
窒素置換した反応容器に、2,4−ジブロモ−6−(ビフェニル−2−イルアゾ)−ベンゼンアミンから合成できる(例えば、非特許文献5参照)4,6−ジブロモ−2−(ビフェニル−2−イル)−2H−ベンゾトリアゾール10.9g、ビス(ピナコラート)ジボロン15.5g、酢酸カリウム15.0g、ジオキサン(予めモレキュラーシーブス4Aで脱水したもの)250ml、PdCl2(dppf)−CH2Cl21.3gを加えて加熱し、90℃で7時間攪拌した。室温まで冷却した後、反応液を水500mlに加え、30分攪拌した。析出物をろ過によって除き、ろ液をクロロホルムで抽出した。有機層を無水硫酸マグネシウムで脱水した後、濃縮することによって粗製物を得た。粗製物をカラムクロマトグラフ(担体:シリカゲル、溶離液:ヘキサン/酢酸エチル)によって精製し、2−(ビフェニル−2−イル)−4,6−ビス(4,4,5,5−テトラメチル−[1,3,2]ジオキサボロラン−2−イル)−2H−ベンゾトリアゾール8.6g(収率66%)の緑白色粉体を得た。
融点 ガラス転移点
本発明実施例1の化合物 230℃ 78℃
本発明実施例2の化合物 235℃ 87℃
仕事関数
本発明実施例1の化合物 5.92eV
本発明実施例2の化合物 6.06eV
具体的には、作製した有機EL素子に電流密度10mA/cm2の電流を流したときの発光特性を測定した。その測定結果を表1にまとめて示した。
比較のために、実施例5における正孔阻止層兼電子輸送層5および6の材料を電子輸送層6としてのAlq3に代え、実施例5と同様の条件で有機EL素子を作製した。作製した有機EL素子について、大気中、常温で特性測定を行なった。
具体的には、作製した有機EL素子に電流密度10mA/cm2の電流を流したときの発光特性を測定した。その測定結果を表1にまとめて示した。
具体的には、作製した有機EL素子に電流密度10mA/cm2の電流を流したときの発光特性を測定した。その測定結果を表2にまとめて示した。
比較のために、実施例7における電子輸送層6の材料をAlq3に代え、実施例7と同様の条件で有機EL素子を作製した。作製した有機EL素子について、大気中、常温で特性測定を行なった。
具体的には、作製した有機EL素子に電流密度10mA/cm2の電流を流したときの発光特性を測定した。その測定結果を表2にまとめて示した。
本発明は、2009年3月18日出願の日本国特許出願2009−065467に基づくものであり、その内容はここに参照として取り込まれる。
2 透明陽極
3 正孔輸送層
4 発光層
5 正孔阻止層
6 電子輸送層
7 電子注入層
8 陰極
Claims (4)
- 前記した有機層が電子輸送層であり、上記一般式(1)で表される化合物が、該電子輸送層中に、少なくとも一つの構成材料として用いられている、請求項2記載の有機エレクトロルミネッセンス素子。
- 前記した有機層が正孔阻止層であり、上記一般式(1)で表される化合物が、該正孔阻止層中に、少なくとも一つの構成材料として用いられている、請求項2記載の有機エレクトロルミネッセンス素子。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009065467 | 2009-03-18 | ||
| JP2009065467 | 2009-03-18 | ||
| PCT/JP2010/054603 WO2010107074A1 (ja) | 2009-03-18 | 2010-03-17 | ベンゾトリアゾール環構造を有する化合物および有機エレクトロルミネッセンス素子 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2010107074A1 JPWO2010107074A1 (ja) | 2012-09-20 |
| JP5979873B2 true JP5979873B2 (ja) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2011504873A Active JP5979873B2 (ja) | 2009-03-18 | 2010-03-17 | ベンゾトリアゾール環構造を有する化合物および有機エレクトロルミネッセンス素子 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9005776B2 (ja) |
| EP (1) | EP2409974B1 (ja) |
| JP (1) | JP5979873B2 (ja) |
| KR (1) | KR101747976B1 (ja) |
| CN (2) | CN102356076A (ja) |
| TW (1) | TWI457332B (ja) |
| WO (1) | WO2010107074A1 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130306951A1 (en) * | 2011-03-22 | 2013-11-21 | Ocean's King Lighting Science & Technology Co Ltd. | Organic electroluminescent device and conductive substrate thereof |
| US9123897B2 (en) * | 2011-10-14 | 2015-09-01 | Hodogaya Chemical Co., Ltd. | Benzotriazole derivatives and organic electroluminescent devices using the derivatives |
| KR101396552B1 (ko) * | 2012-08-30 | 2014-05-20 | (주)피엔에이치테크 | 새로운 유기전계발광소자용 화합물 및 그를 포함하는 유기전계발광소자 |
| JP6294866B2 (ja) * | 2013-02-26 | 2018-03-14 | 保土谷化学工業株式会社 | 新規なナフトトリアゾール誘導体および有機エレクトロルミネッセンス素子 |
| JP6111162B2 (ja) * | 2013-07-22 | 2017-04-05 | 出光興産株式会社 | ベンゾトリアゾール誘導体、有機エレクトロルミネッセンス素子用材料及びそれを用いた有機エレクトロルミネッセンス素子 |
| CN105579443A (zh) * | 2013-07-29 | 2016-05-11 | 保土谷化学工业株式会社 | 苯并三唑衍生物和有机电致发光器件 |
| JP6445769B2 (ja) * | 2014-03-05 | 2018-12-26 | コーニング リサーチ アンド ディヴェロップメント コーポレイション | ケーブル把持構造体及び光ファイバコネクタ |
| WO2015156325A1 (ja) * | 2014-04-10 | 2015-10-15 | 保土谷化学工業株式会社 | キノリノトリアゾール誘導体および有機エレクトロルミネッセンス素子 |
| US12317744B2 (en) | 2016-07-07 | 2025-05-27 | Hodogaya Chemical Co., Ltd. | Compound having a fused-azole ring structure and organic electroluminescent element |
| CN113728070B (zh) * | 2019-04-26 | 2024-03-08 | 三吉油脂株式会社 | 耐热性优异和长波长吸收优异的紫外线吸收剂 |
| CN115135631B (zh) * | 2020-03-19 | 2024-06-04 | 帝人株式会社 | 多环芳烃化合物、其晶体及其制造方法 |
| JP2021163900A (ja) * | 2020-04-01 | 2021-10-11 | 株式会社ジャパンディスプレイ | 発光素子および表示装置 |
| KR20220051976A (ko) | 2020-10-20 | 2022-04-27 | 롬엔드하스전자재료코리아유한회사 | 유기 전계 발광 화합물 및 이를 포함하는 유기 전계 발광 소자 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03194657A (ja) | 1989-12-22 | 1991-08-26 | Mitsubishi Electric Corp | 図形処理装置 |
| JP2734341B2 (ja) | 1993-03-26 | 1998-03-30 | 住友電気工業株式会社 | 有機エレクトロルミネッセンス素子 |
| JP3194657B2 (ja) | 1993-11-01 | 2001-07-30 | 松下電器産業株式会社 | 電界発光素子 |
| JP3828595B2 (ja) | 1994-02-08 | 2006-10-04 | Tdk株式会社 | 有機el素子 |
| ES2232683T3 (es) * | 2000-11-27 | 2005-06-01 | Ciba Specialty Chemicals Holding Inc. | Derivados de 2-(2-hiddroxifenil)-2h-benzotriazoles, sustituidos en posicion 5 por arilo y en posicion 5 por heteroarilo, como absorbentes uv. |
| US6387992B1 (en) * | 2000-11-27 | 2002-05-14 | Ciba Specialty Chemicals Corporation | Substituted 5-heteroaryl-2-(2-hydroxyphenyl)-2h-benzotriazole UV absorbers, a process for preparation thereof and compositions stabilized therewith |
| US6846929B2 (en) | 2001-04-02 | 2005-01-25 | Ciba Specialty Chemicals Corporation | Benzotriazole/hals molecular combinations and compositions stabilized therewith |
| TWI284671B (en) * | 2003-04-18 | 2007-08-01 | Hitachi Chemical Co Ltd | Polyquinoline copolymer and organic electroluminescence element using the same |
| US20080027226A1 (en) * | 2003-12-05 | 2008-01-31 | Jonathan Rogers | Electroluminescent Device |
| JP2006264166A (ja) | 2005-03-24 | 2006-10-05 | Fuji Photo Film Co Ltd | 光情報記録媒体 |
| JP4898606B2 (ja) | 2007-09-06 | 2012-03-21 | インターナショナル・ビジネス・マシーンズ・コーポレーション | ユーザインターフェイスを提供する装置及び方法 |
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2010
- 2010-03-17 JP JP2011504873A patent/JP5979873B2/ja active Active
- 2010-03-17 KR KR1020117021589A patent/KR101747976B1/ko not_active Expired - Fee Related
- 2010-03-17 US US13/257,142 patent/US9005776B2/en active Active
- 2010-03-17 CN CN2010800125242A patent/CN102356076A/zh active Pending
- 2010-03-17 CN CN201610814158.1A patent/CN106432186A/zh active Pending
- 2010-03-17 WO PCT/JP2010/054603 patent/WO2010107074A1/ja not_active Ceased
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- 2010-03-18 TW TW099108041A patent/TWI457332B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| TW201105651A (en) | 2011-02-16 |
| EP2409974A4 (en) | 2012-08-22 |
| KR20110133030A (ko) | 2011-12-09 |
| US9005776B2 (en) | 2015-04-14 |
| CN102356076A (zh) | 2012-02-15 |
| EP2409974B1 (en) | 2018-04-25 |
| CN106432186A (zh) | 2017-02-22 |
| KR101747976B1 (ko) | 2017-06-15 |
| EP2409974A1 (en) | 2012-01-25 |
| TWI457332B (zh) | 2014-10-21 |
| US20120012831A1 (en) | 2012-01-19 |
| JPWO2010107074A1 (ja) | 2012-09-20 |
| WO2010107074A1 (ja) | 2010-09-23 |
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