申请人:COLGATE PALMOLIVE CO
公开号:WO2017070568A1
公开(公告)日:2017-04-27
Disclosed herein are improved methods for the synthesis of honokiol, as well as methods for the synthesis of 3,3'-di-tert-butyl-5,5'-dimethyl-[1,1'-biphenyl]-2,4'-diol, 3',5-dimethyl-[1,1'-biphenyl]-2,4'-diol, and 2,4'-dimethoxy-3',5-dimethyl-1,1'-biphenyl, 3,3',5,5'-tetra-tert-butyl-[1,1'-biphenyl]-2,4'-diol, and certain tetrasubstituted bisphenols, and uses therefor.
本文揭示了改进的紫草酚合成方法,以及合成3,3'-二叔丁基-5,5'-二甲基-[1,1'-联苯]-2,4'-二酚、3',5-二甲基-[1,1'-联苯]-2,4'-二酚和2,4'-二甲氧基-3',5-二甲基-1,1'-联苯、3,3',5,5'-四叔丁基-[1,1'-联苯]-2,4'-二酚和某些四取代双酚的方法及其用途。