发明名称 Process for the preparation of tocopherol acetate
摘要 The invention relates to a process for the preparation of tocopherol acetate according to which, in a first stage, isophytol and trimethylhydroquinone are reacted in the presence of formic acid, in a second stage, the tocopherol/tocopherol formate mixture thus obtained is treated with an alkyl acetate and, in a third stage, the tocopherol formed is acetylated to generate tocopherol acetate.
申请公布号 FR2666581(A1) 申请公布日期 1992.03.13
申请号 FR19900011064 申请日期 1990.09.06
申请人 RHONE POULENC NUTRITION ANIMALE 发明人 CHABARDES PIERRE;CHAZAK JACQUES
分类号 C07D311/72 主分类号 C07D311/72
代理机构 代理人
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