摘要 : An efficient ruthenium catalyzed fluorous biphasic epoxidation of alkenes with oxygen in the presence of a pyridine-benzimidazole ligand hearing perfluorinated ponytails is described. Excellent yields and reaction rates were obtai... 展开 An efficient ruthenium catalyzed fluorous biphasic epoxidation of alkenes with oxygen in the presence of a pyridine-benzimidazole ligand hearing perfluorinated ponytails is described. Excellent yields and reaction rates were obtained and the fluorous phase could be recycled up to ten times without any loss of activity. 收起