Hydrogen / metal or selenium / metal exchange efficiently and selectively takes place on reaction of 1,3-diselenanes with organolithiums. The nature of the two partners directs the reaction.
Selenium coronands: synthesis and conformational analysis
作者:Raymond J. Batchelor、Frederick W. B. Einstein、Ian D. Gay、Jian Hua Gu、Blair D. Johnston、B. Mario Pinto
DOI:10.1021/ja00199a017
日期:1989.8
Pinto, B. Mario; Johnston, Blair D.; Batchelor, Raymond J., Canadian Journal of Chemistry, 1988, vol. 66, p. 2956 - 2958
作者:Pinto, B. Mario、Johnston, Blair D.、Batchelor, Raymond J.、Einstein, Frederick W. B.
DOI:——
日期:——
Reaction of 1,3-diselenanes with metal amides
作者:Alain Krief、Laurent Defrère
DOI:10.1016/0040-4039(96)00356-5
日期:1996.4
1,3-Diselenanes are efficiently metallated by LDA or better by KDA. On conformationnally rigid derivatives, metallation is more efficient on equatorial hydrogen and leads to 2-metallo-diselenanes bearing the metal in equatorial position.