Chloride based ionic liquids as promoting agents for Meerwein reaction in solventless conditions
作者:Piero Mastrorilli、Cosimo F. Nobile、Nicola Taccardi
DOI:10.1016/j.tetlet.2006.04.072
日期:2006.7
Chloride based ionic liquids were used as chloride source in Meerweinreaction either in [bmim]X (bmim = 1-butyl-3-methylimidazolium, X = BF4, PF6) as solvents or in solventless conditions. Satisfactory yields (49–71%) with diversely substituted diazonium salts were achieved by using 1,3-dibutylimidazolium chloride in the presence of a bimetallic Zn/Cu catalyst.