A process for preparation of formate salt

Details A process for preparation of formate salt A process for preparation of formate salt

C - Chemistry, Metallurgy

07

C

C07C 51/48 (2006.01) C07C 53/02 (2006.01) C07C 53/06 (2006.01) C07C 53/128 (2006.01) C07D 307/48 (2006.01)

Patent

CA 2721168

The invention relates to a process for the recovery of formate salt from biomass and the product obtained thereof. Aqueous liquid mixture containing levulinic acid, formic acid and possibly furfural is subjected to a liquid-liquid extraction step, followed by the recovery of furfural, formate salt and levulinic acid or levulinate salt.

La présente invention concerne un procédé de récupération de sel de formiate à partir de biomasse et le produit ainsi obtenu. Un mélange liquide aqueux contenant de lacide lévulinique, de lacide formique et éventuellement du furfural est soumis à une étape dextraction liquide-liquide, suivie de la récupération de furfural, de sel de formiate et de lacide lévulinique ou de sel lévulinate.

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