申请人:Wacker Chemie AG
公开号:US20160272610A1
公开(公告)日:2016-09-22
The invention relates to a process for preparing chloroacetaldehyde acetals of monohydric, dihydric or higher-functionality aliphatic alcohols, in which the chloroacetaldehyde acetal is obtained from an aqueous chloroacetaldehyde solution in the presence of the alcohol to be acetalized and an acid catalyst by azeotropic removal of water with the aid of a solvent, wherein the solvent is a halogenated solvent.
该发明涉及一种制备单元、二元或更高官能度脂肪族醇的氯乙醛缩醛的方法,其中氯乙醛缩醛是在存在待缩醛的醇和酸催化剂的情况下,通过使用卤代溶剂辅助共沸蒸馏去除水从水溶性氯乙醛溶液中获得的。