Process for producing butanediol or butenediol

Details Process for producing butanediol or butenediol Process for producing butanediol or butenediol

C - Chemistry, Metallurgy

07

C

260/635, 260/631

C07C 31/20 (2006.01) C07C 29/00 (2006.01) C07C 33/02 (2006.01) C07C 33/035 (2006.01)

Patent

CA 1077523

Abstract of Disclosure: A process for producing butanediol or butenediol by hydrolysis of diacetoxybutane or diacetoxybutene is disclosed wherein the raw material acetic diester and water are mixed with a portion of the hydrolysis product from which acetic acid and water have been removed to form a uniform aqueous solution to be fed to the hydrolysis stage whereby the hydrolysis reaction proceeds smoothly without using an excessively large amount of water, the byproducts are utilized effectively and energy consumption is reduced.

262843

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