[EN] METAL COMPLEXES WITH BORON-NITROGEN HETEROCYCLE CONTAINING LIGANDS FOR USE IN ORGANIC LIGHT EMITTING DEVICES<br/>[FR] COMPLEXES MÉTALLIQUES AVEC LIGANDS CONTENANT UN HÉTÉROCYCLE BORE-AZOTE POUR UNE UTILISATION DANS DES DISPOSITIFS ÉLECTROLUMINESCENTS ORGANIQUES
申请人:UNIVERSAL DISPLAY CORP
公开号:WO2010135519A1
公开(公告)日:2010-11-25
Novel organic compounds comprising ligands containing a boron-nitrogen heterocycle are provided. The compounds comprise a ligand L having the structure: Formula I, wherein A and B may represent a 5-membered or 6-membered carbocycle or heterocycle; Xi is selected from the group consisting of carbon and nitrogen; X2 and X3 are independently selected from the group consisting of carbon, nitrogen, and boron; B is a boron-nitrogen heterocycle; R1 and R2 represent mono, di, tri, or tetra substitutions; R1 and R2 are independently selected from the group consisting of hydrogen, alkyl, alkoxy, amino, alkenyl, alkynyl, arylkyl, aryl, and heteroaryl; and the ligand L is coordinated to a metal M having an atomic number greater than 40. In particular, the compound is a metal complex comprising a ligand containing an azaborine. The compounds may be used in organic light emitting devices to provide devices having improved photophysical and electronic properties.
提供了包含含硼氮杂环配体的新型有机化合物。这些化合物包括具有结构的配体L:公式I,其中A和B可以代表5-成员或6-成员碳环或杂环;Xi从碳和氮组成的群体中选择;X2和X3分别从碳、氮和硼组成的群体中选择;B是硼氮杂环;R1和R2代表单、双、三或四取代基;R1和R2分别从氢、烷基、烷氧基、氨基、烯基、炔基、芳基烷基、芳基和杂芳基组成的群体中选择;配体L与具有大于40的原子序数的金属M配位。特别地,该化合物是包含氮硼杂环的配体的金属配合物。这些化合物可用于有机发光器件中,以提供具有改进的光物理和电子性能的器件。