1: palladium(II) dichloride bis[bis(diphenylphosphine)ferrocene]; potassium phosphate / N,N-dimethyl-formamide / 80 °C / |Inert atmosphere 2: MMPP / methanol / 0 h / 20 °C 3: Na2S2O5; Sodium bromate / water; ethyl acetate / 20 °C View Scheme

1: palladium(II) dichloride bis[bis(diphenylphosphine)ferrocene]; potassium phosphate / N,N-dimethyl-formamide / 80 °C / |Inert atmosphere 2: MMPP / methanol / 0 h / 20 °C View Scheme