首页> 外国专利> AN IMPROVED PROCESS FOR THE PREPARATION OF 4-CHLORO-ALPHA-(1-METHYLETHYL)BENZENEACETIC ACID FROM 4-CHLORO-ALPHA-(1-METHYLETHYL)BENZENE ACETALDEHYDE USING HYPOHALITES OF ALKALI METALS OR ALKALINE EARTH METALS

AN IMPROVED PROCESS FOR THE PREPARATION OF 4-CHLORO-ALPHA-(1-METHYLETHYL)BENZENEACETIC ACID FROM 4-CHLORO-ALPHA-(1-METHYLETHYL)BENZENE ACETALDEHYDE USING HYPOHALITES OF ALKALI METALS OR ALKALINE EARTH METALS

机译:用碱金属或碱土金属的羟基化物从4-氯-(1-甲基)苯乙醛制备4-氯-(1-甲基)苯乙酸的改进方法

摘要

An improved process for the preparation of 4-Chloro-alpha-(1-methylethyl) benzeneacetic acid of structural formula I(Chemical Formula)from 4-chloro -alpha-(1-methylethyl) benzeneacetaldehyde of structural formula II(Chemical Formula)which comprises the oxidation of aid 4-chloro-alpha-(1-methylethyl) benzene-acetaldehyde in presence of a solvent such as herein described with alkali metal hypohalite or alkaline earth metal hypohalite such as herein described, dissolved in a solvent such as herein described, under reaction conditions such as herein described.
机译:制备结构式I的4-氯-α-(1-甲基乙基)苯乙酸的改进方法(化学式)由结构式II的4-氯-α-(1-甲基乙基)苯乙醛(化学式)其包括在如本文所述的溶剂存在下用溶解于如本文所述的溶剂中的碱金属次卤酸盐或如本文所述的碱土金属次卤酸盐将助剂4-氯-α-(1-甲基乙基)苯乙醛氧化。在诸如本文所述的反应条件下描述。

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