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公开(公告)号:US4898994A
公开(公告)日:1990-02-06
申请号:US257981
申请日:1988-10-14
申请人: Glen L. Livingston , John Borges , George L. Mina
发明人: Glen L. Livingston , John Borges , George L. Mina
IPC分类号: C07C37/16 , C07C37/18 , C07C39/15
CPC分类号: C07C37/16
摘要: 3,5-di-alkyl-4-hydroxybenzyl-substituted aromatics are made in improved yield by co-feeding 2,6-di-alkyl-4-alkoxymethyl phenol and sulfuric acid to a benzene compound, e.g. mesitylene, in an inert solvent at -10.degree. to 50.degree. C.