1.1: 10 palladium on activated charcoal; hydrogen / ethyl acetate / 20 °C 2.1: water; sodium hydroxide / methanol / Reflux; Inert atmosphere 3.1: bis(η3-allyl-μ-chloropalladium(II)); potassium carbonate; triphenylphosphine / 1,4-dioxane / Reflux 3.2: 20 °C View Scheme