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US 4,859,784 AGranted
Process for the production of optically active cyanohydrins
AssigneeDegussa AG
InventorsFranz Effenberger, Thomas Ziegler, Siegfried Foerster
Life of this patent
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Abstract
Optically active cyanohydrins are produced by the reaction of an aldehyde with hydrocyanic acid in the presence of D-oxynitrilase (E.C.4.1.2.10). The reaction takes place in an organic solvent which is not miscible with water, but which is saturated with water or an aqueous buffer solution.
Claims7
A process for the production of an optically active cyanohydrin comprising reacting an aldehyde with hydrocyanic acid in the presence of D-oxynitrilase and an organic solvent which is immiscible with water, said solvent being saturated with water or being saturated with an aqueous buffer solution.
Dependencies are inferred from the claim text.