申请人:Monsanto Technology LLC
公开号:US20140039197A1
公开(公告)日:2014-02-06
Provided herein are processes for the preparation of 3,5-disubstituted-1,2,4-oxadiazoles and salts thereof comprising reacting a N-hydroxyamidine with an acyl chloride in a reaction mixture comprising a water-immiscible organic solvent and an aqueous base at relatively low reaction temperatures.
本文提供了制备3,5-二取代-1,2,4-噁二唑及其盐的方法,包括将N-羟基脒与酰氯反应,反应混合物包括不溶于水的有机溶剂和水性碱,在相对较低的反应温度下进行反应。