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. Author manuscript; available in PMC: 2014 Sep 16.
Published in final edited form as: Adv Synth Catal. 2013 Aug 28;355(13):2495–2498. doi: 10.1002/adsc.201300443

Table 1. Initial Reaction Optimization.

graphic file with name nihms535411u1.jpg
Entry Catalyst Catalyst loading Conversion (%)[b]
1 LAu(MeCN)SbF6[a] 5 mol % 9.1
2 AuCl3 5 mol % 11.5
3 AgNTf2 5 mol % 8.2
4 AgCO2CH3 100 mol % 55
5 AgCO2CF3 100 mol % 50
6 AgCO2Ph 100 mol % 99
7 Ag2CO3 100 mol % 48
8 Ag2SO4 100 mol % 60
9 AgF 100 mol % <5
10 AgNO2 100 mol % <5
11 AgCO2ph 10 mol % 10
[a]

L = Johnphos.

[b]

Conversion is measured by 500 MHz 1H NMR analysis of the crude reaction mixtures