JP5694194B2 - 有機エレクトロルミネセンスデバイスのための材料 - Google Patents
有機エレクトロルミネセンスデバイスのための材料 Download PDFInfo
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- JP5694194B2 JP5694194B2 JP2011546615A JP2011546615A JP5694194B2 JP 5694194 B2 JP5694194 B2 JP 5694194B2 JP 2011546615 A JP2011546615 A JP 2011546615A JP 2011546615 A JP2011546615 A JP 2011546615A JP 5694194 B2 JP5694194 B2 JP 5694194B2
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- 125000006615 aromatic heterocyclic group Chemical group 0.000 claims description 15
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Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
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Description
1.特に、蛍光OLEDの場合、まだ効率が低く、改善されるべきである。
Yは、各々の場合において、互いに独立して、N、P、P=O、B、C=O、O、S、S=O又はSO2であり;
Zは、各々の場合において、互いに独立して、CR又はNであり;
Xは、各々の場合において、互いに独立して、B(R1)、C=O、C=C(R1)2、S、S=O、SO2及びN(R1)から選択される2価の架橋であり;
Rは、各々の場合において、互いに独立して、H、D、F、Cl、Br、I、N(Ar)2、N(R2)2、C(=O)Ar、P(=O)Ar2、S(=O)Ar、S(=O)2Ar、CR2=CR2Ar、CN、NO2、Si(R2)3、B(OR2)2、OSO2R2、1〜40のC原子を有する直鎖状アルキル、アルケニル、アルキニル、アルコキシ若しくはチオアルコキシ基又は3〜40のC原子を有する分枝若しくは環状アルキル、アルケニル、アルキニル、アルコキシ若しくはチオアルコキシ基であって、それらの各々は、1以上の基R2により置換されていてもよく、ここで、1以上の非隣接CH2基は、R2C=CR2、C≡C、Si(R2)2、Ge(R2)2、Sn(R2)2、C=O、C=S、C=Se、C=NR2、P(=O)(R2)、SO、SO2、NR2、O、S又はCONR2により置き換えられていてもよく、1以上のH原子は、D、F、Cl、Br、I、CN又はNO2により置き換えられていてもよいものであるか、5〜40の芳香環原子を有する芳香族又は芳香族複素環系であって、これは各々の場合、1以上の基R2により置換されていてもよいものであるか、5〜40のC芳香環原子を有するアリールオキシ又はヘテロアリールオキシ基であって、これは1以上の基R2により置換されていてもよいものであるか、或いは、これらの系の組合せであり;ここで、さらに、2以上の置換基Rは、単環式又は多環式脂肪族環系を互いに形成していてもよく;
R1は、各々の場合において、互いに独立して、H、D、F、Cl、Br、I、CN、NO2、N(R2)2、B(OR2)2、Si(R2)3、1〜40のC原子を有する直鎖状アルキル、アルケニル、アルキニル、アルコキシ若しくはチオアルコキシ基又は3〜40のC原子を有する分枝若しくは環状アルキル、アルケニル、アルキニル、アルコキシ若しくはチオアルコキシ基であって、それらの各々は、1以上の基R2により置換されていてもよく、ここで、1以上の非隣接CH2基は、−R2C=CR2−、−C≡C−、Si(R2)2、Ge(R2)2、Sn(R2)2、C=O、C=S、C=Se、C=NR2、−O−、−S−、−COO−又はCONR2−により置き換えられていてもよく、1以上のH原子は、D、F、Cl、Br、I、CN又はNO2により置き換えられていてもよいものであるか、アリールアミン又は置換されたカルバゾールであって、それらの各々は、1以上の基R2により置換されていてもよいものであるか、5〜40の芳香環原子を有する芳香族又は芳香族複素環系であって、これは、1以上の非芳香族基R2により置換されていてもよいものであるか、5〜40の芳香環原子を有するアリールオキシ又はヘテロアリールオキシ基であって、これは、1以上の非芳香族基R2により置換されていてもよいものであるか、或いは、これらの系の組合せであり、ここで、さらに、2以上の置換基R1は、単環式又は多環式環系を互いに形成していてもよく;
R2は、各々の場合において、互いに独立して、H、D又は1〜20のC原子を有する脂肪族若しくは芳香族炭化水素基であり;
Arは、各々の場合において、互いに独立して、5〜40の芳香環原子を有する芳香族又は芳香族複素環系であり、これは、1以上の基R1により置換されていてもよく;
Eは、各々の場合において、互いに独立して、単結合、N(R1)、O、S、C(R1)2、Si(R1)2又はB(R1)であり;
qは、基Yの該当する中心原子が、第3又は第5主族の元素である場合は1であり、又は基Yの該当する中心原子が、第4又は第6主族の元素である場合は0であり;
tは、各々の場合において、互いに独立して、0又は1であり、但し、q=0の場合は、t=0であり、ここで、t=0は、基R1が基Eの代わりに結合していることを意味し;
vは、各々の場合において、互いに独立して、0又は1であり、但し、vとwとの合計は1以上であり、ここで、v=0は、基RがAの代わりに結合していることを意味し;
wは、各々の場合において、互いに独立して、0又は1であり、但し、vとwとの合計は1以上であり、ここで、w=0は、基RがAの代わりに結合していることを意味する。
a)フルオレン誘導体を、2価の基Xに変換され得る基X1により置換されているベンゼン誘導体に連結する工程、及び
b)基X1を基Xに変換する工程:
により特徴付けられ、ここでXは上記の意味を有する。
有機エレクトロルミネセンスデバイスがさらに好ましい。式I又はIIのうちの1つの溶解性化合物が、この目的のために必要である。高い溶解性は、化合物の適切な置換によって達成され得る。層の生成のためのこれらのプロセスは、ポリマー、オリゴマー又はデンドリマーに特に適している。
1.特に、厚い層を使用する場合、対応するデバイスの電力効率は、先行技術に従うシステムと比較してより高い。
以下の合成は、特に示さない限り、乾燥溶媒中、保護ガス雰囲気下、行われる。用いられる起点は、例えば、9,9−ジメチル−9H−フルオレン−2−ボロン酸(Synlett 2006, (5), 737-740)であってよい。
本発明に従うOLEDは、WO04/058911に従う一般的なプロセスにより製造され、これを、ここで記載する条件(膜厚のバリエーション、用いられる材料)に適合させる。
Claims (7)
- 一般式I又はIIの化合物であって:
Aは、一般式III
に相当し、一般式I又はIIの化合物への連結はYを介して行われ;
Yは、各々の場合において、互いに独立して、Nであり;
Zは、各々の場合において、互いに独立して、CRであり;
Xは、各々の場合において、互いに独立して、N(R1)から選択される2価の架橋であり;
Rは、各々の場合において、互いに独立して、H、D、F、Cl、Br、I、N(Ar)2、N(R2)2、C(=O)Ar、P(=O)Ar2、S(=O)Ar、S(=O)2Ar、CR2=CR2Ar、CN、NO2、Si(R2)3、B(OR2)2、OSO2R2、1〜40のC原子を有する直鎖状アルキル、アルケニル、アルキニル、アルコキシ若しくはチオアルコキシ基又は3〜40のC原子を有する分枝若しくは環状アルキル、アルケニル、アルキニル、アルコキシ若しくはチオアルコキシ基であって、それらの各々は、1以上の基R2により置換されていてもよく、ここで、1以上の非隣接CH2基は、R2C=CR2、C≡C、Si(R2)2、Ge(R2)2、Sn(R2)2、C=O、C=S、C=Se、C=NR2、P(=O)(R2)、SO、SO2、NR2、O、S又はCONR2により置き換えられていてもよく、1以上のH原子は、D、F、Cl、Br、I、CN又はNO2により置き換えられていてもよいものであるか、5〜40の芳香族環原子を有する芳香族又は芳香族複素環系であって、これは各々の場合、1以上の基R2により置換されていてもよいものであるか、5〜40の芳香環原子を有するアリールオキシ又はヘテロアリールオキシ基であって、これは1以上の基R2により置換されていてもよいものであり;
R1は、各々の場合において、互いに独立して、H、D、F、Cl、Br、I、CN、NO2、N(R2)2、B(OR2)2、Si(R2)3、1〜40のC原子を有する直鎖状アルキル、アルケニル、アルキニル、アルコキシ若しくはチオアルコキシ基又は3〜40のC原子を有する分枝若しくは環状アルキル、アルケニル、アルキニル、アルコキシ若しくはチオアルコキシ基であって、それらの各々は1以上の基R2により置換されていてもよく、ここで、1以上の非隣接CH2基は、−R2C=CR2−、−C≡C−、Si(R2)2、Ge(R2)2、Sn(R2)2、C=O、C=S、C=Se、C=NR2、−O−、−S−、−COO−又は−CONR2−により置き換えられていてもよく、1以上のH原子は、D、F、Cl、Br、I、CN又はNO2により置き換えられていてもよいものであるか、アリールアミン又は置換されたカルバゾールであって、それらの各々は、1以上の基R2により置換されていてもよいものであるか、5〜40の芳香環原子を有する芳香族又は芳香族複素環系であって、これは、1以上の非芳香族基R2により置換されていてもよいものであるか、5〜40の芳香環原子を有するアリールオキシ又はヘテロアリールオキシ基であって、これは、1以上の非芳香族基R2により置換されていてもよいものであり;
R2は、各々の場合において、互いに独立して、H、D又は1〜20のC原子を有する脂肪族若しくは芳香族炭化水素基であり;
Arは、各々の場合、互いに独立して、5〜40の芳香環原子を有する芳香族若しくは芳香族複素環系であり、これは、1以上の基R1により置換されていてもよく;
qは1であり;
tは、各々の場合において、互いに独立して、0であり、ここで、t=0は、基R1が基Eの代わりに結合していることを意味し;
vは、各々の場合において、互いに独立して、0又は1であり、但し、vとwとの合計は1以上であり、ここで、v=0は、基RがAの代わりに結合していることを意味し;
wは、各々の場合において、互いに独立して、0又は1であり、但し、vとwとの合計は1以上であり、ここで、w=0は、基RがAの代わりに結合していることを意味する化合物。 - Arは、フェニル、ナフチル、5〜15の炭素原子を有する置換されている芳香族若しくは芳香族複素環系、又はアリールアミン若しくはカルバゾールにより置換されている芳香族若しくは芳香族複素環系である請求項1に記載の化合物。
- 請求項1または2に記載の化合物の電子デバイスにおける使用。
- 請求項1または2に記載の少なくとも1つの化合物を含む電子デバイス。
- 請求項4に記載の電子デバイスであって、前記デバイスは、有機エレクトロルミネセンスデバイス(OLED)、有機電界効果トランジスタ(O−FET)、有機薄膜トランジスタ(O−TFT)、有機発光トランジスタ(O−LET)、有機集積回路(O−IC)、有機太陽電池(O−SC)、有機電界クエンチデバイス(O−FQD)、発光電子化学電池(LEC)、有機光受容体及び有機レーザーダイオード(O−laser)からなる群より選択されることを特徴とする電子デバイス。
- 請求項5に記載の有機エレクトロルミネセンスデバイスであって、請求項1または2に記載の化合物は、正孔輸送層及び/又は正孔注入層における正孔輸送材料として用いられ、これらの層における前記化合物は、電子受容体化合物によりドープされてもよいことを特徴とするか、請求項1または2に記載の化合物は、電子輸送層における電子輸送材料として及び/又は正孔ブロッキング層における正孔ブロッキング材料として及び/又は発光層における三重項マトリクス材料として用いられることを特徴とするか、又は請求項1または2に記載の化合物は、発光層において用いられることを特徴とする有機エレクトロルミネセンスデバイス。
- a)フルオレン誘導体を、請求項1に示す意味を有する2価の基Xに変換され得る基X1により置換されているベンゼン誘導体に連結する工程、及び
b)前記基X1を前記基Xに変換する工程
により特徴付けられる請求項1または2に記載の化合物の製造方法。
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| DE102009005288A DE102009005288A1 (de) | 2009-01-20 | 2009-01-20 | Materialien für organische Elektrolumineszenzvorrichtungen |
| DE102009005288.7 | 2009-01-20 | ||
| PCT/EP2009/009221 WO2010083873A1 (de) | 2009-01-20 | 2009-12-22 | Materialien für organische elektrolumineszenzvorrichtungen |
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- 2009-01-20 DE DE102009005288A patent/DE102009005288A1/de not_active Withdrawn
- 2009-12-22 DE DE112009004294.5T patent/DE112009004294B4/de active Active
- 2009-12-22 CN CN200980154217.5A patent/CN102272264B/zh active Active
- 2009-12-22 JP JP2011546615A patent/JP5694194B2/ja active Active
- 2009-12-22 KR KR1020117019356A patent/KR101802526B1/ko active Active
- 2009-12-22 WO PCT/EP2009/009221 patent/WO2010083873A1/de not_active Ceased
- 2009-12-22 US US13/145,023 patent/US20110272685A1/en not_active Abandoned
-
2010
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|---|---|
| KR101802526B1 (ko) | 2017-11-28 |
| CN102272264B (zh) | 2015-12-16 |
| DE102009005288A1 (de) | 2010-07-22 |
| CN102272264A (zh) | 2011-12-07 |
| WO2010083873A1 (de) | 2010-07-29 |
| DE112009004294B4 (de) | 2024-04-25 |
| TW201038533A (en) | 2010-11-01 |
| KR20110122130A (ko) | 2011-11-09 |
| JP2012515734A (ja) | 2012-07-12 |
| US20110272685A1 (en) | 2011-11-10 |
| DE112009004294A5 (de) | 2012-11-08 |
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