JP5733560B2 - 金属錯体およびそれを用いた発光素子 - Google Patents
金属錯体およびそれを用いた発光素子 Download PDFInfo
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- JP5733560B2 JP5733560B2 JP2010532355A JP2010532355A JP5733560B2 JP 5733560 B2 JP5733560 B2 JP 5733560B2 JP 2010532355 A JP2010532355 A JP 2010532355A JP 2010532355 A JP2010532355 A JP 2010532355A JP 5733560 B2 JP5733560 B2 JP 5733560B2
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- 0 *c1c(*)c(*)nc(*)c1* Chemical compound *c1c(*)c(*)nc(*)c1* 0.000 description 2
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/62—Oxygen or sulfur atoms
- C07D213/70—Sulfur atoms
- C07D213/71—Sulfur atoms to which a second hetero atom is attached
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- 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
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- 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
- C07F15/0086—Platinum compounds
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- 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
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
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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
- H10K85/30—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
- 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
- H10K85/346—Transition metal complexes, e.g. Ru(II)polypyridine complexes comprising platinum
-
- 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
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1018—Heterocyclic compounds
- C09K2211/1025—Heterocyclic compounds characterised by ligands
- C09K2211/1029—Heterocyclic compounds characterised by ligands containing one nitrogen atom as the heteroatom
-
- 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
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/18—Metal complexes
- C09K2211/185—Metal complexes of the platinum group, i.e. Os, Ir, Pt, Ru, Rh or Pd
-
- 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
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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)
- Pyridine Compounds (AREA)
- Electroluminescent Light Sources (AREA)
Description
で示される金属錯体を提供することによって解決される。
で示される金属錯体が本発明の好適な実施態様である。
で示される金属錯体が本発明の好適な実施態様である。
で示される金属錯体が本発明の好適な実施態様である。
[式(5a)で示される2−フェニルスルホニル−5−ピリジルピリジンの合成]
温度計およびマグネチックスターラを装備した内容積50mlの3口フラスコに、5−ブロモ−2−フェニルスルホニルピリジン(2.98g、10mmol)、2−トリメチルスタニルピリジン(3.63g、15mmol)、テトラキストリフェニルホスフィンパラジウム(58mg、0.05mmol)および1,4−ジオキサン30mlを加え、100℃にて6時間加熱攪拌した。反応液を室温まで放冷した後、溶媒を留去して得られた残渣をシリカゲルカラムクロマトグラフィー(展開溶媒:ヘキサン/酢酸エチル=1/1)により精製し、式(5a)で示される2−フェニルスルホニル−5−ピリジルピリジン(2.64g、収率89%)を得た。化学反応式を以下に示す。
1H−NMRスペクトル(270MHz,CDCl3,TMS,ppm)δ:9.22(d,1H,J=3.0Hz)、8.73(d,1H,J=4.3Hz)、8.54(dd,1H,J=1.9Hz,7.8Hz)、8.28(d,1H,J=8.4Hz)、8.11−8.07(m,2H)、7.89−7.74(m,2H)、7.65−7.51(m,3H)、7.37−7.32(m,1H).
[式(2a)で示される金属錯体の合成]
100mlの3つ口フラスコに、式(5a)で示される2−フェニルスルホニル−5−ピリジルピリジン178mg(0.6mmol)、テトラクロロ白金(II)酸カリウム・一水和物217mg(0.5mmol)と2−エトキシエタノール20mlおよび水5mlを加え、反応系内を窒素ガスにより置換した。この反応器を超音波照射条件下、20分間反応させた。反応終了後、減圧下溶媒を留去し、得られた残渣にクロロホルム30mlを加え、分液漏斗を用いて水30mlで3回有機相を水洗した。有機相を分離し、無水硫酸ナトリウムで乾燥後、溶媒を減圧下留去して、中間体であるダイマーを得た。
1H−NMRスペクトル(300MHz,CDCl3,TMS,ppm)δ:9.05(d,1H)、8.52(s,1H)、8.40(s,1H)、8.13(d,2H)、7.91(t,1H)、7.72(d,1H)、7.53(m,4H)、5.30(s,1H)、2.2(m,6H).
[式(3a)及び式(4a)で示される金属錯体の合成]
実施例2において、式(5a)で示される2−フェニルスルホニル−5−ピリジルピリジンの使用量を889mg(3.0mmol)に変更し、テトラクロロ白金(II)酸カリウム・一水和物217mg(0.5mmol)の代わりに塩化イリジウム(III)・三水和物182mg(0.5mmol)を使用した以外は、実施例2と同様にして反応および精製を実施し、目的物である式(3a)で示されるイリジウム錯体(141mg、0.16mmol、収率32%)および式(4a)で示されるイリジウム錯体(110mg、0.125mmol、収率25%)を黄色粉末として得た。このイリジウム錯体(3a)および(4a)を、それぞれ室温2−メチルテトラヒドロフラン中(アルゴン雰囲気下)で発光スペクトル(装置名:日本分光株式会社製「分光蛍光光度計FP−6600」、励起波長:340nm)を測定したところ、青緑色発光(発光極大波長:520nm、510nm)を示した。「新実験化学講座4 基礎技術3光(II) 第8章 けい光とりん光の測定」(丸善出版)に記載の方法に従い、発光量子収率を測定したところ、それぞれ38%、42%であった。また、FAB MSによりこの化合物のM+である883を確認した。化学反応式を以下に示す。
1H−NMRスペクトル(300MHz,CDCl3,TMS,ppm)δ:8.62(s,2H)、8.53(s,2H)、8.11−7.97(m,6H)、7.67−7.50(m,2H)、7.44−7.28(m,8H)、7.19−7.10(m,2H)、5.30(s、1H)、1.85(s,6H).
1H−NMRスペクトル(300MHz,CDCl3,TMS,ppm)δ:8.52(s,2H)、8.37(s,2H)、8.01−7.76(m,6H)、7.60−7.47(m,2H)、7.30−7.21(m,8H)、7.07−6.97(m,2H)、5.26(s,1H)、1.25(s,6H).
Claims (8)
- 下記一般式(1):
で示される金属錯体。 - 一対の電極間に発光層又は発光層を含む複数の有機化合物層が形成された発光素子であって、該発光層又は発光層を含む複数の有機化合物層の少なくとも一層が請求項1〜4のいずれか記載の金属錯体を1種以上含有する発光素子。
- 発光素子が有機電界発光素子である請求項5記載の発光素子。
- 発光層又は発光層を含む複数の有機化合物層の少なくとも一層に含まれる金属錯体が発光層においてドーパントとして作用し得る請求項6記載の発光素子。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010532355A JP5733560B2 (ja) | 2009-07-29 | 2010-07-28 | 金属錯体およびそれを用いた発光素子 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009177076 | 2009-07-29 | ||
JP2009177076 | 2009-07-29 | ||
JP2010532355A JP5733560B2 (ja) | 2009-07-29 | 2010-07-28 | 金属錯体およびそれを用いた発光素子 |
PCT/JP2010/062655 WO2011013685A1 (ja) | 2009-07-29 | 2010-07-28 | 金属錯体およびそれを用いた発光素子 |
Publications (2)
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JPWO2011013685A1 JPWO2011013685A1 (ja) | 2013-01-10 |
JP5733560B2 true JP5733560B2 (ja) | 2015-06-10 |
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JP2010532355A Expired - Fee Related JP5733560B2 (ja) | 2009-07-29 | 2010-07-28 | 金属錯体およびそれを用いた発光素子 |
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WO (1) | WO2011013685A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2013028757A (ja) * | 2011-07-29 | 2013-02-07 | Canon Inc | 有機金属錯体及びこれを有する有機発光素子 |
WO2014019710A1 (en) | 2012-08-02 | 2014-02-06 | Roche Diagnostics Gmbh | New bis-iridium-complexes for manufacturing of ecl-labels |
KR102048555B1 (ko) * | 2013-04-17 | 2019-11-26 | 덕산네오룩스 주식회사 | 유기전기 소자용 화합물, 이를 이용한 유기전기소자 및 그 전자 장치 |
US11882759B2 (en) * | 2018-04-13 | 2024-01-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
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KR100840907B1 (ko) * | 2001-12-28 | 2008-06-24 | 씨제이제일제당 (주) | 사이클로옥시게나제-2의 저해제로서 선택성이 뛰어난바이피리디닐 유도체 |
WO2005097942A1 (ja) * | 2004-03-31 | 2005-10-20 | Konica Minolta Holdings, Inc. | 有機エレクトロルミネッセンス素子材料、有機エレクトロルミネッセンス素子、表示装置及び照明装置 |
DE602005014391D1 (de) * | 2004-12-23 | 2009-06-18 | Ciba Holding Inc | Elektrolumineszierende metallkomplexe mit nukleophilen carbenliganden |
JP4811643B2 (ja) * | 2005-12-16 | 2011-11-09 | 独立行政法人産業技術総合研究所 | フッ素置換イリジウム錯体及びこれを用いた発光材料 |
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2010
- 2010-07-28 JP JP2010532355A patent/JP5733560B2/ja not_active Expired - Fee Related
- 2010-07-28 WO PCT/JP2010/062655 patent/WO2011013685A1/ja active Application Filing
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JPWO2011013685A1 (ja) | 2013-01-10 |
WO2011013685A1 (ja) | 2011-02-03 |
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