... Volume: Page ... Eventually, we found the following conditions to be effective for all substrates: 1.2 equiv boronic acid, 5 mol % Pd(P t Bu 3 ) 2 , 1.2 equiv CsF ... was reacidified to pH 5 with 1 N HCl(20) and filtered to afford 3 directly in 86% yield on 50-g scale.(21, 22). ...