L-缬氨酸席夫碱金属配合物的合成及光催化性质

2018年3月第26卷第3期一一一一一一一一一工业催化INDUSTRIAL CATALYSIS 一一一一一一一一一一Mar.2018Vol.26一No.3催化剂制备与研究收稿日期:2017-12-14;修回日期:2018-03-03

基金项目:陕西省科技厅基金项目(2016NY -221);陕西省教育厅基金项目(15JK1849;17JS144)

作者简介:刘晓菊,1985年生,女,陕西省榆林市人,硕士,实验师,主要从事有机合成研究三通讯联系人:刘晓菊三L -缬氨酸席夫碱金属配合物的合成及光催化性质

刘晓菊1,2?,李一霄1,陈锦中1,白一瑞1,姚一婷1,马晓燕2

(1.榆林学院化学与化工学院,陕西榆林719000;2.西北工业大学化学工程系,陕西西安710072)

摘一要:以L -缬氨酸和香兰素为起始原料,设计并合成了3种L -缬氨酸席夫碱金属配合物C 13H 20Fe 2+NO 6二C 13H 20Cu 2+NO 6和C 13H 20Sn 2+NO 6,采用1H NMR 二MS (EI )和元素分析等表征其结构三以3种L -缬氨酸席夫碱金属配合物作为光催化剂,研究25?下,C 13H 20Fe 2+NO 6二C 13H 20Cu 2+NO 6和C 13H 20Sn 2+NO 6催化剂在甲醇与水混合溶液中的亚甲基蓝降解性能三结果表明,3种催化剂对亚甲基蓝均有降解活性,其中,C 13H 20Sn 2+NO 6催化剂的亚甲基蓝降降解性能最好,预测这是一类潜在的环保性光催化材料三

关键词:催化化学;L -缬氨酸;金属配合物;光催化性质

doi :10.3969/j.issn.1008-1143.2018.03.004

中图分类号:O643.32;TQ034一一文献标识码:A一一文章编号:1008-1143(2018)03-0018-05

Syntheses and photocatalytic properties of Schiff base metal complexes with L -valine ligand

Liu Xiaoju 1,2?,Li Xiao 1,Chen Jinzhong 1,Bai Rui 1,Yao Ting 1,Ma Xiaoyan 2(1.School of Chemistry and Chemical Engineering,Yulin University,Yulin 719000,Shaanxi,China;2.Department of Chemical Engineering,Northwestern Polytechnical University,Xi an 710129,Shaanxi,China)Abstract :Three novel photocatalytic materials(C 13H 20Fe 2+NO 6二C 13H 20Cu 2+NO 6and C 13H 20Sn 2+NO 6)were designed,synthesized with L -valine and vanillin as starting materials and characterized by 1H NMR,MS(EI),elemental analysis and so on.At 25?,the degradation property of MB over the cata-lysts was studied in the mixed solution of methanol and water.The results showed that all of the catalysts had certain degradation activity to MB,respectively.C 13H 20Sn 2+NO 6had the best catalytic activity espe-cially.We forecast they are a kind of environmental friendly photocatalytic materials.

Key words :catalytic chemistry;L -valine;metal complex;photocatalytic properties

doi :10.3969/j.issn.1008-1143.2018.03.004

CLC number :O643.32;TQ034一一Document code :A一一Article ID :1008-1143(2018)03-0018-05一一氨基酸及其衍生物主要应用于生物活性试剂和

分析化学试剂[1-5]三含多功能基氨基酸希夫碱配体及其金属配合物在结构学二磁学二动力学和反应机

理二配位反应二分析化学二催化二稳定剂染料和颜料以及农业等领域有着重要作用[6-9]三本文以L -缬氨酸和香兰素为原料,合成新型具有手性L -缬氨酸希夫碱配体,配体分别与金属盐FeSO 4四7H 2O二CuSO 4四5H 2O 和SnCl 2四2H 2O 进万方数据

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