Synthesis and Crystal Structures of Schiff Base Oxovanadium(V) Complexes [VO(BN)(OCH<sub>3</sub>)]<sub>2</sub> and [VO<sub>2</sub>(BM)]
作者:Yong-Ming Cui、Ying-Jie Cai、Wu Chen
DOI:10.1080/15533174.2011.591877
日期:2011.11.1
crystallizes in the monoclinic space group P21/c, with a = 10.828(2), b = 18.177(4), c = 10.778(2) Å, β = 106.914(3)°, V = 2029.6(7) Å3, Z = 4. The complex (2) crystallizes in the triclinic space group P-1, with a = 8.459(2), b = 10.068(3), c = 11.776(3) Å, α = 88.727(2), β = 88.904(3), γ = 69.486(3)°, V = 939.0(4) Å3, Z = 2. Complex (1) is a centrosymmetric methoxy-bridged dimeric oxovanadium(V) compound
[VO(acac)2 ]与席夫碱N' -(2-羟基-4-二乙基氨基苄叉)-2-硝基苯并肼(H 2 BN)和N' -(2-羟基-4-二乙基氨基苄叉)-2-甲氧基苯并肼反应分别在无水甲醇中还原(HBM),得到氧钒(V)络合物[VO(BN)(OCH 3)] 2(1)和[VO 2(BM)](2)。两种配合物均通过元素分析,红外(IR)光谱和单晶X射线测定来表征。配合物(1)在单斜空间群P 2 1 / c中结晶,其中a为= 10.828(2),b= 18.177(4),c= 10.778(2),β= 106.914(3)°,V= 2029.6(7)3,Z= 4。络合物(2)在结晶中结晶。三斜空间群P -1,a = 8.459(2),b = 10.068(3),c = 11.776(3)Å,α = 88.727(2),β = 88.904(3),γ = 69.486(3) °,V = 939.0(4)3,ž