Synthesis, structural characterization and photoluminescent properties of copper(I) coordination polymers with extended C–H⋯π and CN⋯π interactions
作者:Ting-Hong Huang、Hu Yang、Guo Yang、Sheng-Lan Zhu、Chao-Lan Zhang
DOI:10.1016/j.ica.2016.10.012
日期:2017.1
Abstract Two copper(I) coordination polymers, [Cu 2 (pmb)(4,4′-bipyridine)(PPh 3 ) 2 ] (BF 4 ) 2 (CH 3 CN) 2 } n ( 1 ) and [Cu 2 (pmb)(bpe)(PPh 3 ) 2 ](BF 4 ) 2 (CH 3 CN)(H 2 O)} n ( 2 ) (pmb = N,N′-bis(pyridin-2-ylmethylene)benzene-1,4-diamine, bpe = 1,2-bis(4-pyridyl)ethylene), PPh 3 = triphenylphosphine), have been prepared and characterized by IR, 1 H NMR, 13 C NMR, 31 P NMR, 19 F NMR, 11 B NMR
摘要两种铜(I)配位聚合物,[Cu 2(pmb)(4,4'-联吡啶)(PPh 3)2](BF 4)2(CH 3 CN)2} n(1)和[Cu 2(pmb)(bpe)(PPh 3)2](BF 4)2(CH 3 CN)(H 2 O)} n(2)(pmb = N,N'-双(吡啶-2-基亚甲基)苯-1,4-二胺,bpe = 1,2-双(4-吡啶基)乙烯),PPh 3 =三苯基膦)已经制备并通过IR,1 H NMR,13 C NMR,31 P NMR,19 F进行了表征NMR,11 B NMR,TG和X射线晶体结构分析。结构分析表明,有趣的是,1中的每条1D之字形链都与相邻的乙腈分子相互作用,这导致在该链周围形成CN⋯π相互作用。对于2,一维螺旋管是通过将马蹄形套环直接与32元开口环连接而形成的,而C–H⋯π相互作用会导致一维螺旋管堆叠成3D网络。在配合物1和2中,固态UV-Vis吸收峰表明存在