Improved process for the preparation of 2,4-Di(alkylamino)-6-alkylthio-s-triazines
申请人:CIBA-GEIGY AG
公开号:EP0648755A1
公开(公告)日:1995-04-19
An improved process for the preparation of 2,4-di(alkylamino)-6-alkylthio-s-triazines wherein cyanuric chloride is reacted in successive steps with two appropriate alkylamines and an alkyl mercaptan is described where the improvement involves use of a single water-immiscible solvent and a phase transfer catalyst in the mercaptan addition step.
描述了一种制备 2,4-二(烷基氨基)-6-烷硫基-s-三嗪的改进工艺,其中三聚氯氰与两种适当的烷基胺和一种烷基硫醇进行连续步骤的反应,改进涉及在硫醇加成步骤中使用单一的不溶于水的溶剂和相转移催化剂。