Metal–Organic Frameworks Based on a Bent Triazole Dicarboxylic Acid: Magnetic Behaviors and Selective Luminescence Sensing Properties
作者:Yu-Xiao Zhang、Hua Lin、Yuehong Wen、Qi-Long Zhu
DOI:10.1021/acs.cgd.8b01589
日期:2019.2.6
[M5(μ2-H2O)2(μ3-OH)2(bct)4(H2O)8]·4H2O}n (1, M = Co; 2, M = Ni), [Cd2(bct)2(bipy)]·5H2O}n (3) (bipy = 4,4′-bipyridine), and [Cd(bct)(tib)]·H2O·DMF}n (4) (tib = 1,3,5-tris(1-imidazolyl)benzene), exhibit diverse coordination modes and fascinating crystal structures. The crystallographic structures, thermal stabilities, photoluminescence, and magnetic properties have been studied. 1 and 2 share the identical
通过溶剂热法发现了由弯曲的三唑二羧酸配体3,5-双(4'-羧基苯基)-1,2,4-三唑(H 2 bct)构成的四个新的金属有机骨架(MOF)。这些的MOF,[M 5(μ 2 -H 2 O)2(μ 3 -OH)2(BCT)4(H 2 O)8 ]·4H 2 ö} Ñ(1,M = CO; 2,M = Ni),[Cd 2(bct)2(bipy)]·5H 2 O} n(3)(bipy = 4,4'-bipyridine)和[Cd(bct)(tib)]·H2 O·DMF} n(4)(tib = 1,3,5-三(1-咪唑基)苯),表现出多种配位模式和令人着迷的晶体结构。已经研究了晶体结构,热稳定性,光致发光和磁性能。1和2具有基于平面五核簇的相同结构特征,但中心离子除外,其中一维链结构是由与bct 2–配体连接的五核二级构建单元构建的,而3和4具有类似的分层结构。磁性分析1和2揭示了观察到了五核Co