Compound 1a
5,11,17,23-Tetra-tert-butyl-25,27-bis[diphenylphosphinomethoxy-AuCl]-26,28-(dimethoxy)-calix[4]arene
From: A bioinspired approach for controlling accessibility in calix[4]arene-bound metal cluster catalysts
From: A bioinspired approach for controlling accessibility in calix[4]arene-bound metal cluster catalysts