缺位Keggin阴离子SiW_(11)O_(39)^(8-)的酯基锡杂多配合物的合成及性质  

Syntheses,characterization and properties of estertin heteropoly complexes of SiW_(11)O^(8-)_(39)_with α-Keggin structure

作　　者：朱东升[1] 张云峰[1] 马文英 胡玉兰 李兴奇[1] 邵奎占[1] 杨兴华[1] 

机构地区：[1]东北师范大学化学学院,吉林长春130024

出　　处：《东北师大学报（自然科学版）》2003年第1期44-49,共6页Journal of Northeast Normal University(Natural Science Edition)

基　　金：国家自然科学基金资助项目(20071007)

摘　　要：　利用酯基锡与缺位Keggin结构阴离子SiW11O8-39反应,合成了8种新的杂多阴离子———有机锡配合物.M5[(R′OOCCHR″CH2Sn)(SiW11O39)]·xH2O(M=K+,(Me4N)+;R′=CH3—,CH3CH2—,n-Bu—;R″=H,CH3—),通过元素分析、IR光谱、UV电子光谱、1HNMR、TGA-DSC热分析等测试手段对标题配合物进行了表征和性质研究.Eight new heteropoly anion-organometallic complexes M5·xH2O(M=K+,(Me4N)+;R′=CH3-,CH3CH2-,n-Bu-;R″=H,CH3-) have been synthesized by the reaction of estertin with Na8SiW11O39·xH2OThe products were characterized and their properties were studied by elemental analysis,IR,UV,1 H NMR and TGA-DSC measurements.

关 键 词：缺位Keggin阴离子 SiW11O39^8- 杂多阴离子 酯基锡 合成 有机锡配合物 催化性能 

分 类 号：O614.432[理学—无机化学]