Method for producing trans-2,5-disubstituted - 1,3-dioxane derivative

摘要

Problem to be solved: to provide a method of producing a trans-2,5-disubstituted - 1,3-dioxane derivative useful as a liquid crystal compound.The two compounds as raw materials are reacted in the presence of any reaction reagent below (I) to (V) to obtain a trans-2,5-disubstituted 1,3-dioxane derivative of the following general formula.(I) a group 1 metal salt solution having a saturation degree of a metal salt at room temperature under an acidic condition of 80% or more; (II) a group II metal salt aqueous solution having a saturation degree of a metal salt at room temperature at room temperature under an acidic condition of 80% or more; (III) a zinc salt solution having a saturation of metal salt at room temperature under acidic conditions; (IV) ionic liquids under acidic conditions; or (V) water and iodineNo selection