Synthesis and photoluminescence properties of rhenium(<scp>i</scp>) complexes based on 2,2′:6′,2′′-terpyridine derivatives with hole-transporting units
作者:Dong Wang、Qiu-Lei Xu、Song Zhang、Hong-Yan Li、Cheng-Cheng Wang、Tian-Yi Li、Yi-Ming Jing、Wei Huang、You-Xuan Zheng、Gianluca Accorsi
DOI:10.1039/c2dt32154h
日期:——
Based on 2,2′:6′,2′′-terpyridine ligands (L1), five terpyridine derivatives, namely 4′-carbazol-9-yl-2,2′:6′,2′′-terpyridine (L2), 4′-diphenylamino-2,2′:6′,2′′-terpyridine (L3), 4′-bis(4-tert-butylphenyl)amino-2,2′:6′,2′′-terpyridine (L4), 4′-[naphthalen-1-yl-(phenyl)amino]-2,2′:6′,2′′-terpyridine (L5), 4′-[naphthalen-2-yl(phenyl)amino]-2,2′:6′,2′′-terpyridine (L6) and their corresponding Re(I) complexes
基于2,2':6',2''-吡啶吡啶配体(L1),五种吡啶吡啶衍生物,即4'-咔唑-9-yl-2,2':6',2''-吡啶吡啶(L2) ,4'-二苯基氨基-2,2':6',2''-吡啶(L3),4'-双(4-叔丁基苯基)氨基-2,2':6',2''-吡啶(L4),4'-[萘-1-基-(苯基)氨基] -2,2':6',2''-吡啶(L5),4'-[萘-2-基(苯基)氨基] -2,2':6',2''-吡啶(L6)及其相应的Re(I)配合物ReL n n n(CO)3 3Cl(n = 1-6)已被合成并通过元素分析和表征1个1 H NMR光谱。还获得了ReL3(CO)3 3Cl的X射线晶体结构。在室温下在CH 2 Cl 2溶液中获得的ReL2(CO)3 3Cl–ReL5(CO)3 3Cl的发光光谱显示出很强的dπ(Re)→π*(二亚胺)MLCT字符(λ最大〜600纳米),并相对于一个小的红移REL1(CO)3