Process and apparatus for producing...

Details Process and apparatus for producing... Process and apparatus for producing...

C - Chemistry, Metallurgy

07

C

C07C 41/56 (2006.01) C07C 7/04 (2006.01) C07C 41/58 (2006.01) C07C 43/303 (2006.01)

Patent

CA 2053833

PROCESS AND APPARATUS FOR PRODUCING .alpha.,.beta.-UNSATURATED ACETALS ABSTRACT In a process for preparing a, .alpha.,.beta.-unsaturated acetals by reacting an .alpha.,.beta.-unsaturated aldehyde with a lower alcohol in the presence of a solid catalyst in a reaction vessel, the improvement comprising introducing a reaction product leaving the reaction vessel into a distillation column at a a stage between the topmost stage to the stage located just above the lowermost stage in the distillation column, and recycling a distillate from the distillation column to the reaction vessel.

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