NMR evidence of pentaoxo organosilicon complexes in dilute neutral aqueous silicate solutions

被引:30
作者
Kinrade, SD [1 ]
Schach, AS
Hamilton, RJ
Knight, CTG
机构
[1] Lakehead Univ, Dept Chem, Thunder Bay, ON P7B 5E1, Canada
[2] Univ Illinois, Sch Chem Sci, Urbana, IL 61801 USA
关键词
D O I
10.1039/b104713m
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Silicon-29 NMR spectra of a neutral, dilute aqueous silicic acid solution, with a pH and Si concentration typical of soil solutions, reveal that a significant fraction of the silicon is incorporated in two five-coordinated organosilicon complexes when sodium gluconate is present.
引用
收藏
页码:1564 / 1565
页数:2
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