hydrogenchloride 10 h; Heating;

1: triethylamine; bis-triphenylphosphine-palladium(II) chloride / N,N-dimethyl-formamide / 18 h / 24 °C / |Inert atmosphere 2: palladium 10 on activated carbon / ethyl acetate / 22 h / 24 °C / |Inert atmosphere View Scheme

aluminium trichloride 0.5 h; Heating;