M. Treu, U. Jordis:
"Synthesis of precursors for the oxidative tandem cyclization of diphenols to galanthamine analogs";
Molecules, 7(1) (2002), 18 - 25.
Methods for the prepn. of 4-bromo-5-[2-(4-hydroxybenzyl)benzyl]-2-methoxyphenol and 4-bromo-5-[4-(4-hydroxyphenyl)butyl]-2-methoxyphenol are described.
AN 2002:179422