Table 4. Secondary and tertiary alkyltrifluoroborate scope a .
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aReactions were run with methyl isoquinoline-3-carboxylate (1.0 equiv.), alkyltrifluoroborate (1.0 equiv.), MesAcr (5 mol%), K2S2O8 (2.0 equiv.), trifluoroacetic acid (1.0 equiv.) in MeCN/H2O (1 : 1) on 0.3 mmol scale.
bReaction run in DCE/H2O (1 : 1).