hydrogen; palladium on activated charcoal in methanol P=760 Torr; 1 h;

<b>Multi-step reaction with 2 steps<br /> </b>1: potassium carbonate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; tetrabutylammomium bromide / water; 1,4-dioxane / 1 h / 40 &deg;C / |Inert atmosphere<br />2: palladium diacetate; triphenylphosphine / tetrahydrofuran / 48 h / |Reflux<br /> <br /> &nbsp;

<b>Multi-step reaction with 2 steps<br /> </b>1: potassium carbonate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; tetrabutylammomium bromide / water; 1,4-dioxane / 1 h / 40 &deg;C / |Inert atmosphere<br />2: palladium diacetate; triphenylphosphine / tetrahydrofuran / 48 h / |Reflux<br /> <br /> &nbsp;