Chin. J. Org. Chem. ›› 2010, Vol. 30 ›› Issue (07): 1066-1068. Previous Articles     Next Articles

Notes

氢氧化铯促进二烷基二硒醚的合成

刘文奇12,尹显洪*3,蔡喜田1,张尊英1,李若信1,陈四海1,许新华*1   

  1. (1湖南大学化学化工学院 长沙 410082)
    (2湘南学院化学系 郴州 423000)
    (3广西民族大学化学与生态工程学院 南宁 530006)
  • 收稿日期:2009-07-18 修回日期:2010-01-12 发布日期:2010-02-11
  • 通讯作者: 许新华 E-mail:xhx1581@21cn.com;xhx1581@yahoo.com.cn
  • 基金资助:

    国家级.国家自然科学基金

Synthesis of Dialkyl Diselenides Promoted by Cesium Hydroxid

Liu Wenqi12 Yin Xianhong*3 Cai Xitian1 Zhang Zunying1 Li Ruoxin1 Chen Sihai1 Xu Xinhua*1   

  1. (1 College of Chemistry and Chemical Engineering, Hunan University, Chanhsha 410082) (2Department of Chemistry, Xiangnan University, Chenzhou 423000) (3College of Chemistry and Ecological Engineering, Guangxi University for Nationalities, Nanning 530006)
  • Received:2009-07-18 Revised:2010-01-12 Published:2010-02-11

In the presence of cesium hydroxide, using dry N,N -dimethylformamide (DMF) as solvent, hydrazine hydrate reduced selenium to give cesium diselenide, which reacted with functional alkyl halide or tosylates at room temperature to afford the corresponding diaryl diselenides in high yields.

Key words: cesium hydroxide, diaryl diselenide, hydrazine hydrate, selenium