Process for the preparation of dimethylmaleic anhydride

Details Process for the preparation of dimethylmaleic anhydride Process for the preparation of dimethylmaleic anhydride

C - Chemistry, Metallurgy

07

D

260/365.5

C07D 307/60 (2006.01) C07C 51/56 (2006.01) C07C 51/567 (2006.01)

Patent

CA 1229616

Process for the preparation of dimethylmaleic anhydride Abstract of the Disclosure The reaction of maleic acid, fumaric acid and/or maleic anhydride at elevated temperature and in the presence of catalytic amounts of a heterocyclic amidine or a salt thereof with protonic acids affords dimethylmaleic anhydride in good yield.

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