... Chem., 2011, 9, 7836-7848 Show Compounds Show Chemical Terms. ... entry 9 and 6). Among the five silver-based catalysts tested (Table 1, entries 10–14), AgF and Ag 2 O ... NaAuCl 4 was ineffective (Table 1, entry 15), whereas PPh 3 AuCl was as active as AgNO 3 22 (Table 1 ...