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    • 8. 发明专利
    • Cerium complex and organic electronic element containing the same
    • 含有复合物和有机电子元件
    • JP2012246230A
    • 2012-12-13
    • JP2011117424
    • 2011-05-25
    • Sumitomo Chemical Co Ltd住友化学株式会社
    • KURAMOCHI YUSUKEKOBAYASHI NORIFUMIHIGASHIMURA HIDEYUKI
    • C07F5/00C07D401/14C09K11/06
    • PROBLEM TO BE SOLVED: To provide a cerium complex having emission colors in a range of green to yellow and excellent oxygen durability.SOLUTION: The cerium complex is represented by formula (1). In formula (1), M is a cerium ion; L is a ligand represented by formula (2); X is a counter ion; L' is a monodentate or bidentate ligand; (a) is 1 or 2; b is an integer of 0-5; c is an integer of 0-5. In formula (2), Ais a carbon atom or boron atom; Ris a hydrogen atom or substituent; ring A is a five-membered ring containing two nitrogen atoms or ring obtained by condensation of a five-membered ring containing two nitrogen atoms and an aromatic hydrocarbon ring; ring D is a five-membered ring containing one nitrogen atom, a ring obtained by condensation of a five-membered ring containing one nitrogen atom and aromatic hydrocarbon ring, a six-membered ring containing one nitrogen atom or a ring obtained by condensation of a six-membered ring containing one nitrogen atom and an aromatic hydrocarbon ring; ring A and ring D each independently may contain a heteroatom in addition to a nitrogen atom; ring A and ring D each independently may contain a substituent.
    • 要解决的问题:提供具有绿色至黄色范围内的发光颜色和优异的氧气耐久性的铈络合物。 解决方案:铈络合物由式(1)表示。 在式(1)中,M为铈离子; L是由式(2)表示的配体; X是抗衡离子; L'是单齿或双齿配体; (a)为1或2; b为0-5的整数; c是0-5的整数。 在式(2)中,A 1 是碳原子或硼原子; R 1 是氢原子或取代基; 环A是含有两个氮原子的五元环或通过含有两个氮原子和芳族烃环的五元环缩合获得的环; 环D是含有一个氮原子的五元环,通过含有一个氮原子的五元环和芳族烃环缩合得到的环,含有一个氮原子的六元环或通过 含有一个氮原子和芳香烃环的六元环; 环A和环D各自独立地可以含有氮原子以外的杂原子; 环A和环D各自独立地可以含有取代基。 版权所有(C)2013,JPO&INPIT