methyl 3,5-dihydroxy-6-heptenoate 、
混旋樟脑磺酸 以
二氯甲烷 、
2,2-二甲氧基丙烷 为溶剂,
反应 16.0h,
以Concentration of the reaction mixture and flashchromatography of the residue yielded 1.1 g of 6-ethenyl-2,2-dimethyl-1,3-dioxane-4- acetic acid, methyl ester which的产率得到6-ethenyl-2,2-dimethyl-1,3-dioxane-4-acetic acid, methyl ester