Preparation of 1,1,4,4-tetramethoxy-2-butene
AssigneeBASF SE
InventorsChristoph Wegner, Joachim Paust, Hansgeorg Ernst
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Abstract
A process for the preparation of 1,1,4,4-tetramethoxy-2-butene by reacting 2,5-dimethoxydihydrofuran with methanol in the presence of acids comprises carrying out the reaction in the presence of solid catalysts having acidic centers.
Claims14
A process for the preparation of 1,1,4,4-tetramethoxy-2-butene by reacting 2,5-dimethoxydihydrofuran with methanol in the presence of an acid, which comprises carrying out the reaction in a continuous manner and reacting a mixture consisting essentially of 2,5-dimethoxydihydrofuran and methanol in the presence of an acidic organic ion exchanger as a catalyst.
A process for preparing 1,1,4,4-tetramethoxy-2-butene by reacting 2,5-dimethoxydihydrofuran and methanol in the presence of an acid, which comprises reacting a mixture consisting essentially of 2,5-dimethoxydihydrofuran and methanol in the presence of an acidic organic ion exchanger as the acid.
Dependencies are inferred from the claim text.