| abstract |
(57) [Summary] [Object] To provide a method for producing an epoxy compound by oxidizing olefins with hydrogen peroxide under industrially advantageous conditions. A method for producing an epoxy compound, which comprises reacting olefins with hydrogen peroxide in an organic solvent in the presence of α-aminomethylphosphonic acid represented by the general formula (1), tungstic acids and a phase transfer catalyst. (In the formula, R 1 , R 2 and R 3 each independently represent a hydrogen atom, an alkyl group having 1 to 18 carbon atoms or an aryl group) |