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酸催化制备2-巯基苯并噻唑
Acid Catalyzed Process for Preparing 2-Mercaptobenthiazole
【摘要】 介绍了促进剂M的反应机理。提出了以苯胺为原料,使用水杨酸为催化剂,在245℃、6.0hr条件下,酸催化环合反应制备促进剂M,所得产物收率可达92%。
【Abstract】 The reaction mechanism of Accelerator M was introduced. In this paper Accelerator M was prepared by cyclization of over Salicylic acid catalyst at 245℃ for 6.0hr. The yield of Accelerator M was 92.0%.
【关键词】 2-巯基苯并噻唑;
反应机理;
环合;
酸催化剂;
【Key words】 Accelerator M reaction mechanism Cyclization Acid catalyst;
【Key words】 Accelerator M reaction mechanism Cyclization Acid catalyst;
- 【文献出处】 化工中间体 ,Chemincal Intermediate , 编辑部邮箱 ,2005年09期
- 【分类号】TQ251.2
- 【被引频次】8
- 【下载频次】374