反应条件
1: SnCl2·2H2O / acetic anhydride / 3 h / Reflux 2: pyridine / 20 h / 20 °C 3: potassium acetate / bis-triphenylphosphine-palladium(II) chloride / 1,4-dioxane / Reflux; Inert atmosphere 4: potassium acetate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II) dichloromethane adduct / 1,4-dioxane; water / 2 h / 80 °C View Scheme