Process for the preparation of high-purity tetrahydrofuran

Details Process for the preparation of high-purity tetrahydrofuran Process for the preparation of high-purity tetrahydrofuran

C - Chemistry, Metallurgy

07

D

C07D 307/08 (2006.01)

Patent

CA 2078878

Disclosed is a process for the preparation of high-purity tetrahydrofuran from a mixture of 2,5-dihydrofuran and 3,4-epoxy-1-butene and/or crotonaldehyde wherein the mixture is hydrogenated in the presence of a nickel or platinum catalyst to obtain a product consisting essentially of tetrahydrofuran and 1-butanol which are readily separable.

Le procédé faisant l'objet de la présente divulgation est un procédé d'obtention d'un tétrahydrofurane de grande qualité à partir d'un mélange de 2,5-dihydrofurane et d'un 3,4-époxy-1-butène et/ou d'un crotonaldéhyde par lequel le mélange est hydrogéné en présence d'un catalyseur à base de nickel ou de platine pour obtenir un produit contenant essentiellement un tétrahydrofurane et du 1-butanol qui sont facilement séparables.

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