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. 2012 Jul 27;8:1200–1207. doi: 10.3762/bjoc.8.133

Table 2.

Palladium-catalyzed coupling of coumarinyl acetate and phenylboronic acid.

graphic file with name Beilstein_J_Org_Chem-08-1200-i002.jpg
Entry Solvent T (°C) Base Conv. (%)
1 MeOH 65 K2CO3 65
2 MeOH 65 KF 59
3 MeOH 65 K3PO4 65
4 toluene 90 K2CO3 63
5 THF 65 K2CO3 63
6 dioxane 90 K2CO3 85
7 dioxane 90 – 45