聚合甲醛 、
2,4'-dihydroxybenzyl-6,6'-methylenediphenol 在
乙基溴化镁 作用下,
生成 2-[[2-Hydroxy-3-[[4-hydroxy-3-[[2-hydroxy-5-[[2-hydroxy-3-[[2-hydroxy-3-[(4-hydroxyphenyl)methyl]phenyl]methyl]phenyl]methyl]phenyl]methyl]phenyl]methyl]phenyl]methyl]-6-[(4-hydroxyphenyl)methyl]phenol