A process for producing ethylidenediacetate which comprises reducing acetic anhydride with hydrogen under substantial anhydrous conditions in the presence of a catalyst comprising (a) as a main component a material selected from metals belonging to Group VIII of the Periodic Table and compounds of the metal and (b) as a secondary component (i) a halide selected from a chloride, a bromide or an iodide or (ii) a material selected from ammonia or an organic nitrogen compound is disclosed.
