Pt(II) Phosphors Featuring Both Dicarbene and Functional Biazolate Chelates: Synthesis, Luminescent Properties, and Applications in Organic Light-Emitting Diodes
作者:Jia-Ling Liao、Yun Chi、Jin-Yun Wang、Zhong-Ning Chen、Zheng-Hua Tsai、Wen-Yi Hung、Meu-Rurng Tseng、Gene-Hsiang Lee
DOI:10.1021/acs.inorgchem.6b00097
日期:2016.7.5
3′-bipyrazole, bitzH2 = 5,5′-di(trifluoromethyl)-3,3′-bi-1,2,4-triazole, and phpzH2 = 3-(trifluoromethyl)-5-(4-(trifluoromethyl)phenyl)-1H-pyrazole), together with three different charge-neutral dicarbene chelates (i.e., C^C = 1,1′-methylene bis(3-methyl-imidazol-2-ylidene), 1,1′-methylene bis(3-isopropyl-imidazol-2-ylidene), and 1,1′-(propane-1,3-diyl) bis(3-isopropyl-imidazol-2-ylidene), were synthesized
包含三种功能性双阴离子偶氮盐螯合物(X ^ XH 2:bipzH 2 = 5,5'-二(三氟甲基)-3,3'-联吡唑的Pt(II)金属配合物[Pt(C ^ C)(X ^ X)] ,bitzH 2 = 5,5'-二(三氟甲基)-3,3'-bi-1,2,4-三唑,而phpzH 2 = 3-(三氟甲基)-5-(4-(三氟甲基)苯基)- 1 H-吡唑),以及三种不同的电荷中性二碳烯螯合物(即C ^ C = 1,1'-亚甲基双(3-甲基-咪唑-2-亚基),1,1'-亚甲基双(3合成了-异丙基-咪唑-2-亚烷基和1,1'-(丙烷-1,3-二基)双(3-异丙基-咪唑-2-亚烷基),并显示出明亮的固态发射,具体取决于在相关的X ^ X和C ^ C螯合物上的Pt(II)配合物1a,2通过X射线衍射研究对6和6进行了检查,确认了正方形的骨架。发现这些Pt(II)金属络合物在室温下在脱气溶液中是不可接受的。纯粉