M(II)-dipyridylamide-based coordination frameworks (M=Mn, Co, Ni): Structural transformation
作者:Biing-Chiau Tzeng、TamilSelvi Selvam、Miao-Hsin Tsai
DOI:10.1016/j.jssc.2016.08.011
日期:2016.11
Abstract A series of 1-D double-zigzag ([M(papx)2(H2O)2](ClO4)2}n; M=Mn, x=s (1), x=o (3); M=Co, x=s (4), x=o (5); M=Ni, x=s (6), x=o (7)) and 2-D polyrotaxane ([Mn(paps)2(ClO4)2]n (2)) frameworks were synthesized by reactions of M(ClO4)2 (M=Mn, Co, and Ni) with papx (paps, N,N’-bis(pyridylcarbonyl)-4,4’-diaminodiphenylthioether; papo, N,N’-bis(pyridylcarbonyl)-4,4’-diaminodiphenyl ether), which have
摘要 一系列一维双曲折([M(papx)2(H2O)2](ClO4)2}n; M=Mn, x=s (1), x=o (3); M= Co, x=s (4), x=o (5); M=Ni, x=s (6), x=o (7)) 和二维聚轮烷 ([Mn(paps)2(ClO4)2 ]n (2)) 骨架是通过 M(ClO4)2(M=Mn、Co 和 Ni)与 papx(paps, N,N'-bis(pyridylcarbonyl)-4,4'-diaminodiphenylthioether; papo , N,N'-双(吡啶基羰基)-4,4'-二氨基二苯醚),它们已被分离并通过 X 射线衍射对其结构进行了表征。基于粉末 X 射线衍射 (PXRD) 实验,加热双锯齿形框架进行结构转变,得到各自的聚轮烷。此外,在存在水分的情况下研磨各个聚轮烷的固体样品也导致完全转化为原始的双锯齿形框架。在这项研究中,