酮基丙二酸化合物的制造方法;METHOD FOR PRODUCING KETOMALONIC ACID COMPOUND

摘要

本发明系提供一种用于以从经济上及环境上之观点以及安全性之观点来看之更佳方法制造工业上有用之酮基丙二酸二酯等酮基丙二酸化合物或其水合物的方法。;本发明系关于一种藉由使下述通式(1)所示之丙二酸化合物与二氧化氯反应而制造下述通式(2)所示之酮基丙二酸化合物或其水合物的方法：式中，R各自表示烷基、环烷基等，式中，R表示与前述者相同意义。;The present invention relates to a method for producing ketomalonic acid compound represented by the following general formula (2) and a hydrate thereof via reacting the malonic acid compound represented by the following general formula (1) and chlorine dioxide: wherein, each R represents an alkyl group, a cycloalkyl group, and the likes; and wherein, R is defined as the same as above.