硅酸酯
外观
![](http://upload.wikimedia.org/wikipedia/commons/thumb/e/ea/Tetramethyl_orthosilicate.svg/220px-Tetramethyl_orthosilicate.svg.png)
硅酸酯是硅的含氧酸形成的酯,其中以原硅酸酯(Si(OR)4)最为常见。它们可由四氯化硅和醇反应制得。硅酸酯可以在水中水解,生成硅酸和相应的醇。
常见的硅酸酯
[编辑]化合物名称 | 化学式 | 熔点(°C) | 沸点(°C) | 密度(g·cm−3) | CAS号 |
---|---|---|---|---|---|
硅酸四甲酯[1] | Si(OCH3)4 | −2 | 121-122 | 1.032 | 681-84-5 |
硅酸四乙酯[1] | Si(OC2H5)4 | −82.5 | 168.8 | 0.933 | 78-10-4 |
硅酸四丙酯[2] | Si(OC3H7)4 | <−80 | 224-225 | 0.915 | 682-01-9 |
硅酸四异丙酯[2] | Si(OC3H7)4 | 185-186 | 0.8772 | 1992-48-9 | |
硅酸四丁酯[2] | Si(OC4H9)4 | <−80 | 273-277[3] | 0.899 | 4766-57-8 |
硅酸四苯酯 | Si(OC6H5)4 | 49.2-49.5[4] | 264-266(16 torr) | 1.1412(60 °C) | 1174-72-7 |
参考文献
[编辑]- ^ 1.0 1.1 "Hazardous Substances Data Bank" data were obtained from the National Library of Medicine (US). Retrieved from SciFinder. [2021-04-23]
- ^ 2.0 2.1 2.2 "Metal-Organics Catalog" physical property data were obtained from Gelest, Inc. of Morrisville, Pennsylvania (US). Retrieved from SciFinder. [2021-04-23]
- ^ Martha E. Havill, Irving Joffe, Howard W. Post. STUDIES IN SILICO-ORGANIC COMPOUNDS. VI. THE PREPARATION AND PROPERTIES OF POLYETHERS FROM TRICHLOROSILANE 1. The Journal of Organic Chemistry. 1948-03, 13 (2): 280–283 [2021-04-23]. ISSN 0022-3263. doi:10.1021/jo01160a017 (英语).
- ^ Kuis, J.; Waterman, H. I. Preparation of tetraphenoxysilane from a sintered silicon-copper mixture and phenol. Research Correspondence, 1955. 8 (1): S2.