[Problems to be Solved] The present invention aims to provide a method for efficiently producing a high-purity alkoxyindanone derivative while maintaining an industrially superior volumetric efficiency.
[Solution] Provided is a method for producing an alkoxyindanone derivative represented by a general formula in FIG.
2
(wherein R represents an alkoxy group containing 1 to 6 carbon atoms and n represents an integer of 1 to 4), comprising reacting an alkoxyphenylpropionic acid derivative represented by a general formula in FIG.
1
(wherein R and n are as defined above) with a condensing agent, adding an organic solvent to the resulting reaction mixture, and subsequently decomposing the condensing agent with an aqueous alkaline solution.
【问题需要解决的】本发明旨在提供一种在保持工业上的优越体积效率的同时高效生产高纯度烷氧基
茚酮衍
生物的方法。
【解决方法】提供了一种制备通式如图2所示的烷氧基
茚酮衍
生物的方法(其中R代表含有1到6个碳原子的烷氧基,n表示1到4的整数),包括将通式如图1所示的烷氧基苯基
丙酸衍
生物(其中R和n如上所定义)与
缩合剂反应,向反应混合物中加入有机溶剂,然后用
水性碱溶液分解
缩合剂。