摘要
以２氯代苯并噻唑和２羟基 Ｎ甲基乙酰苯胺为原料合成苯噻草胺， 对反应条件进行了探讨， 收率９４ ％ ， 产品纯度≥９５ ％ 。
The method of choosing 2 chlorobenzothiazole and 2 hydroxy N methyl N phentlacetamide to synthesize mefenast was introduced, its yield was over 94% based on CBT and the purity of product was over 95%.
