发明名称 Phenolic antioxidant process
摘要 3,5-dialkyl-4-hydroxybenzyl-substituted benzene compounds are made by reacting 2,6-dialkyl-4-methoxymethyl phenols with a benzene compound having an unsubstituted nuclear position in an inert solvent and in the presence of sulfuric acid catalyst while distilling methanol by-product from the reaction mixture as it forms.
申请公布号 US4994628(A) 申请公布日期 1991.02.19
申请号 US19890411631 申请日期 1989.09.25
申请人 ETHYL CORPORATION 发明人 GODDARD, LLOYD E.;MINA, GEORGE L.
分类号 C07C37/16;C07C39/15 主分类号 C07C37/16
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