BA[SI(OCH2CH2O)3], A HEXAALKOXYSILICATE SYNTHESIZED FROM SIO2

被引:45
作者
HOPPE, ML
LAINE, RM
KAMPF, J
GORDON, MS
BURGGRAF, LW
机构
[1] UNIV MICHIGAN,DEPT MAT SCI & ENGN,HH DOW BLDG,2300 HAYWARD ST,ANN ARBOR,MI 48109
[2] UNIV MICHIGAN,DEPT CHEM,ANN ARBOR,MI 48109
[3] N DAKOTA STATE UNIV,FARGO,ND 58105
[4] USAF,OFF SCI RES,WASHINGTON,DC 20330
来源
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH | 1993年 / 32卷 / 02期
关键词
D O I
10.1002/anie.199302871
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The reaction of BaO, SiO2, and an excess of ethylene glycol provides [Ba-Si(OCH2CH2O)3] . 3.25 HO(CH2)2OH, the first amazingly stable hexaalkylsilicate, in 90% yield. This complex was characterized by X-ray crystallography. The reactions with MgO and CaO give analogous compounds; with alkali metal oxides pentacoordinate silicates are formed.
引用
收藏
页码:287 / 289
页数:3
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