Question

14 Show the product of the following transformation. Follow the mechanism, if you need to to figure it out. cat. H2SO/dioxane remove water ?? ?? 15 When dimethyl acetals are made from aldehydes or ketones, water is often distilled as an azeotrope from the reaction to drive the acetal formation to completion. When this isn't possible, trimethylorthoformate (an ortho ester) is often added to chemically remove the water. Show how that happens by giving the products of the following reaction. Ht + 1 eq H20 trimethylorthoformate

Answer 1