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以聚乙二醇_(-400)(PEG_(400))为相转移催化剂,于两相体系由2,4-二氯苯氧基乙酰氯与酚类反应合成了13个2,4-二氯苯氧基乙酸芳酯;同芳胺类反应合成了17个2,4-二氯苯氧基乙酰芳胺。
Polyethylene glycol (PEG 400) was used as phase transfer catalyst in the reaction of 2,4-dichlorophenoxyacetyl chloride with phenols in a two-phase system. Chlorophenoxyacetic acid aryl ester; with the aromatic amine synthesis reaction of 17 2,4-dichlorophenoxy acetyl aromatic amine.