申请人:Badische Anilin- & Soda-Fabrik Aktiengesellschaft
公开号:US04128728A1
公开(公告)日:1978-12-05
A process for the production of 2,3,6-trimethylphenol in which diethyl ketone is reacted in the presence of a basic reagent with crotonaldehyde or methyl vinyl ketone (or a compound which in the presence of a basic reagent is converted into crotonaldehyde or methyl vinyl ketone) and the 2,5,6-trimethyl-2-cyclohexen-1-one or 2,3,6-trimethyl-2-cyclohexen-1-one formed is dehydrogenated.
在生产2,3,6-三甲基苯酚的过程中,乙酰乙酸乙酯在碱性试剂的存在下与巴豆醛或甲基乙烯酮(或在碱性试剂存在下转化为巴豆醛或甲基乙烯酮的化合物)发生反应,形成的2,5,6-三甲基-2-环己烯-1-酮或2,3,6-三甲基-2-环己烯-1-酮被脱氢。