Co-production of a 1,2-epoxycyclohexane and α, α- dimethylbenzyl alcohol

2010 
The invention relates to a method for producing 1,2-epoxy cyclohexane and alpha, alpha-dimethyl benzyl alcohol. The method mainly solves the problems of serious production process pollution, poor product quality and high production cost when the 1,2-epoxy cyclohexane and the alpha, alpha-dimethyl benzyl alcohol are separately produced in the prior art. Isopropyl benzene hydroperoxide and cyclohexene undergo oxidation-reduction reaction on a titanium-containing porous silicon dioxide catalyst under the mild reaction condition, wherein the isopropyl benzene hydroperoxide is reduced into the alpha, alpha-dimethyl benzyl alcohol, and the cyclohexene is oxidized into the 1,2-epoxy cyclohexane; and meanwhile, by adjusting the molar ratio of the cyclohexene to the isopropyl benzene hydroperoxide in the raw materials, the cyclohexene is totally converted or has little residue in the reaction process. According to the technical scheme, the problems are well solved, and the method can be used for industrial production of producing the 1,2-epoxy cyclohexane and the alpha, alpha-dimethyl benzyl alcohol.
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