A process for the preparation of optionally asymmetric acetal compounds includes reacting a compound containing a hydroxyl group with a vinylether compound in the presence of a zwitterionic catalyst including at least one basic nitrogen containing structural fragment and at least one sulfonic acid group in its structure, with the proviso that a molar ratio of the basic nitrogen to sulfonic acid is 1:1
一种制备可选非对称
缩醛化合物的方法,包括在带有至少一个碱性氮结构片段和至少一个
磺酸基团的中性离子催化剂存在下,将含有羟基的化合物与
乙烯醚化合物反应,但碱性氮与
磺酸的摩尔比为1:1。