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机构地区:[1]扬州职业大学生物与化工工程学院,江苏扬州225009
出 处:《合成化学》2015年第12期1116-1119,共4页Chinese Journal of Synthetic Chemistry
摘 要:在Cs OH的CH3OH/DMF溶液中,4,5-二(氰乙硫基)乙二硫撑四硫富瓦烯(1a),4,5-二(氰乙硫基)甲基乙二硫撑四硫富瓦烯(1b),4,5-二(氰乙硫基)丙二硫撑四硫富瓦烯(1c)和4,5-二(氰乙硫基)苯基四硫富瓦烯(2)分别与五(乙二醇醚)二-对甲苯磺酸盐经偶联反应合成了4个新型的非对称四硫富瓦烯环状冠醚衍生物(3a^3c和4),其结构经1H NMR,^(13)C NMR,ESI-MS和元素分析表征。用循环伏安法研究了3a^3c和4对碱金属离子(Na+,Li+,K+和Rb+)的响应性能。结果表明:2,3-二硫-(3',6',9',12'-四氧冠醚)-6,7-丙二硫代四硫富瓦烯(3c)和2,3-二硫-(3',6',9',12'-四氧冠醚)-6,7-苯基四硫富瓦烯(4)对Na+响应较明显,其△E1/21分别为30 m V和45 m V。Four new asymmetric crown-annelated tetrathiafulvalene derivatives( 3a - 3c and 4) were synthesized by coupling reaction of 4,5-bis( cyanoethylthio)-( ethylenedithio) tetrathiafulvalene( 1a),4,5-bis( cyanoethylthio)-methylethylene-dithiatetrathiafulvalene( 1b),4,5-bis( cyanoethylthio)-propylenedithiatetrathiafulvalene( 1c),4,5-bis( cyanoethylthio)-bnezodithiatetrathiafulvalene( 2) with penta-( ethyl-eneglycol) di-p-toluenesulfonate in solution of Cs OH and Me OH / DMF,respectively. The structures were characterized by ^1H NMR,^13 C NMR,ESI-MS and elemental analysis. Electrochemical responsive properties of 3a - 3c and 4 on alkali metal cations( Na^+,Li^+,K^+,Rb^+) were investigated by cyclic voltammogram method. The results showed that 2,3-dithia-( 3',6',9',12'-tetraoxatetradecyl)-6,7-propylenedithiatetrathiafulvalene( 3c) and 2,3-dithia-( 3',6',9',12'-tetraoxatetradecyl)-6,7-benzodithiatetrathiafulvalene( 4) are responsive for Na^+ with 30 m V and 45 m V of △E1^1 /2,respectively.
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