Jörg Tellenbröker, Dieter Barth, Beate Neumann, Hans-Georg Stammler and Dietmar Kuck
Org. Biomol. Chem., 2005,3, 570-571
DOI:
10.1039/B417837H,
Communication
Tetrahydroxyfenestrindane undergoes HPF6-catalyzed condensation with anisole, 2-methylanisole and the three dimethoxybenzenes to furnish several centrohexaindanes bearing oxyfunctionalization at the opposite ends of one of the three [2,2′]-spirobiindane axes.