hane CHPh(btz)2 and tris(benzotriazol-1-yl)methane CH(btz)3 were used as N-donor ligands to prepare luminescent heteroleptic copper(I) complexes. [CuCHPh(btz)2}(PPh3)2][BF4] and [CuCHPh(btz)2}(DPEphos)][BF4] (DPEphos = bis[(2-diphenylphosphino)phenyl] ether) were obtained from the corresponding borohydride complexes [Cu(BH4)(PPh3)2] and [Cu(BH4)(DPEphos)] and tetrafluoroboric acid. [CuCH(btz)3}(PPh3)][BF4]
摘要 将双(苯并三唑-1-基)苯基
甲烷CHPh(btz)2和三(苯并三唑-1-基)
甲烷CH(btz)3用作N-供体
配体以制备发光的杂配
铜(I)配合物。[Cu CHPh(btz)2 }(PPh 3)2 ] [BF 4 ]和[Cu CHPh(btz)2 }(DPEphos)] [BF 4 ](DPEphos =双[(2-
二苯基膦基)苯基]醚)由相应的
硼氢化物配合物[Cu(BH 4)(PPh 3)2 ]和[Cu(BH 4)(DPEphos)]和四
氟硼酸获得。[Cu CH(btz)3 }(PPh 3)] [BF 4]和[Cu CH(btz)3 }(P i Pr 3)] [BF 4 ]是由
乙腈络合物[Cu(NCCH 3)4 ] [BF 4 ]制备的。在用近紫外光和紫光激发时,复合物显示出亮黄色或橙色发射光。根据实验数据和DFT计算,光致发光特性归因于
金属到
配体的电荷转移跃迁。 图形概要