Preparation of Tris(dibenzylideneacetone) dipalladium(0) chloroform Adduct

To 150 mL of methanol dissolve 3.9 g of sodium acetate, 1.05 g of palladium(II) chloride and 4.6 g of dibenzylideneacetone while heating at 50°C. Stir for 4 h at 40°C and cool down to room temp, filter and wash with some water and acetone. Dry and dissolve in some 60°C chloroform with stirring, cool the solution down to 0°C and filter the crystals off. Dry the pure product in a vacuum or in the open air.

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