高等学校化学学报 ›› 1992, Vol. 13 ›› Issue (3): 284.

• 论文 • 上一篇    下一篇

新型异桥烯醇式双铜配合物的合成及磁交换作用的研究

陈敬堂, 廖代正, 张若桦, 陈辉, 鲁建义   

  1. 南开大学化学系, 天津, 300071
  • 收稿日期:1991-04-12 出版日期:1992-03-24 发布日期:1992-03-24
  • 通讯作者: 陈敬堂
  • 基金资助:

    南开大学元素有机化学重点实验室基金

Studies on the Synthesis and Magnetic Exchange Interaction of Novel Heterogeneous Bridged Enolic Dicopper Complexes

CHEN Jing-tang, LIAO Dai-zheng, ZHANG Ruo-hua, CHEN Hui, LU Jian-yi   

  1. Department of Chemistry, Nankai University, Tianjin, 300071
  • Received:1991-04-12 Online:1992-03-24 Published:1992-03-24

摘要: 合成了2个含不同外源桥基的双铜配合物[Cu2(pfhmp)OH]·2H2O和[Cu2(pfhmp)N3]·H2O,pfhmp3-表明N,N′-二异烟酰基-2-羧基-4-甲基-1,3-苯二甲醛双腙的脱氢阴离子。经元素分析、红外光谱、摩尔电导等手段推知两配合物均为异桥结构与烯醇式构型,变温磁化率测定表明改变外源桥基会明显改变2个铜离子之间的磁交换作用。

关键词: 双核铜配合物, 异桥, 烯酸式, 磁交换作用

Abstract: Two dicopper complexes containing different exogenous bridges, Cu2(pfhmp)OH·2H2Oand Cu2(pfhmp)N3·H2O, were synthesized, where pfhmp3- denotes dehydrogen anion of N,N-diisonicotinoyl-2-hydroxy-4-methylisophthalaldehyde dihydrozone.Based on elemental analysis, IRand molar conductance, the complexes are proposed to have hetergeneous bridged structures and enolic configuration.The determination of variable-temperature magnetic susceptibility indicates that the variation of exogenous bridge obviously changes magnetic exchange interaction between two Cu(Ⅱ) ions.

Key words: Binuclear copper complex, Hetergeneous bridge, Enolic configuration, Magnetic exchange interction

TrendMD: