四乙醇碲是一种碲化合物,化学式为Te(OC2H5)4。该化合物有市售品可以获得[2],也可以将四氯化碲的四氢呋喃-苯(1:1)溶液滴加至新制的乙醇钠溶液中,通过过滤蒸馏来制得。[3]它对空气和湿气敏感,可于氩气中溶解在四氯化碳中保存。[1]它水解可以生成二氧化碲。[4]它在有机合成中可以将硫代酰胺转化为腈:[1]
- RC(=S)NH2 + Te(OC2H5)4 → RC[-S-Te(OC2H5)3] → R-CN + HSTe(OC2H5)3
参考文献
- ^ 1.0 1.1 1.2 1.3 Omote, Kazushi; Aso, Yoshio; Otsubo, Tetsuo; Ogura, Fumio. Chemoselective Reactions of Tellurium Tetraethoxide towards Thioamides and Amides. Bulletin of the Chemical Society of Japan. 1994, 67 (6): 1759–1761. ISSN 0009-2673. doi:10.1246/bcsj.67.1759.
- ^ CAS Registry Number 2017-01-8. Tellurium, tetraethoxy-, (T-4)-. Retrieved from SciFinder. [2019-7-27]
- ^ Denney, Donald B.; Denney, Dorothy Z.; Hammond, Philip J.; Hsu, Y. F. Preparation and NMR studies of tetraalkoxyselenuranes and tetraalkoxytelluranes. Journal of the American Chemical Society. 1981, 103 (9): 2340–2347. ISSN 0002-7863. doi:10.1021/ja00399a034.
- ^ Weng, L.; Hodgson, S. N. B. Sol-gel production of tellurium oxide thin films. Proceedings of International Congress on Glass, 18th, San Francisco, CA, United States, July 5-10, 1998. [C] 3154-3159. CODEN: 69BQGS