2,2'-亚甲基双-(4-甲基-6-叔丁基苯酚) 、 苯甲酸 、 三乙胺 、 邻甲苯磺酰氯 以
甲苯 为溶剂,
以to obtain 426.83 g of a white crystalline 2,2'-methylenebis(6-tert-butyl-4-methylphenol) monobenzoate having a melting point of 149° to 151° C的产率得到2,2'-methylenebis(6-tert-butyl-4-methylphenol) monobenzoate
Bisphenol derivatives of the formula (I), ##STR1## are produced by reacting a carboxylic acid, RCOOH (II), with a bisphenol of the formula (III), ##STR2## adding a halogenating agent in the presence of a dehydrohalogenating agent. The product bisphenol derivatives are useful as antioxidants.