Synthesis, Structure, and Magnetism of a Series of Self-Assembled Polynuclear Mn(II), Co(II), and Cu(II) Cluster Complexes
作者:Laurence K. Thompson、Craig J. Matthews、Liang Zhao、Zhiqiang Xu、David O. Miller、Claire Wilson、Michael A. Leech、Judith A.K. Howard、Sarah L. Heath、A.Gavin Whittaker、Richard E.P. Winpenny
DOI:10.1006/jssc.2001.9160
日期:2001.7
monoclinic, C2/c, a=21.7120(4) Å, b=17.421(4) Å, c=17.273(4) Å, β=109.34(3)°. [Co4(poap-H)2(poap-2H)2](NO3)4·7H2O (3); triclinic, P, a=9.6855(6) Å, b=12.9462(7) Å, c=13.7383(8) Å, α=106.5730(10), β=99.0400(10) Å, γ=95.737(10)°. [Co4(poapz-H)4(H2O)4](NO3)4·2H2O (4); monoclinic, C2/c, a=21.160(2) Å, 17.808(2) Å, c=17.000(2) Å, β=106.904(9)°. [Co4(pzoapz-H)4(H2O)4](ClO4)4·3H2O (5); monoclinic, P21/a, a=23.24(1)
Mn(II),Co(II),Co(II)/ Co(III)和Cu(II)以及一组烷氧基的一系列自组装簇络合物的单晶结构和磁性据报道具有方形和矩形一级结构的二嗪
配体。在一种新颖的情况下,由于存在空的核外配位位点,可以在方形核上建立
金属离子的二级配位球。[Mn 4(poapz-H)4(H 2 O)4 ](NO 3)4 ·H 2 O(1); 单斜,C 2 / c,a = 21.7120(4)Å,b = 17.421(4)Å,c = 17.273(4)Å,β= 109.34(3)°。[Co 4(poap-H)2(poap-2H)2 ](NO 3)4 ·7H 2 O(3); 三斜晶,P,a = 9.6855(6)Å,b = 12.9462(7)Å,c = 13.7383(8)Å,α = 106.5730(10),β = 99.0400(10)Å,γ = 95.737(10)° 。[Co 4(poapz-H)4(H