C - Chemistry – Metallurgy – 12 – P
Patent
C - Chemistry, Metallurgy
12
P
C12P 13/04 (2006.01) C07C 51/373 (2006.01) C07F 9/38 (2006.01) C12P 7/40 (2006.01) C12P 7/42 (2006.01)
Patent
CA 2123081
The invention provides a process for the production of N- (phosphonomethyl)glycine, also known as glyphosate. The pro- cess comprises hydrogenating a mixture of glyoxylic acid and aminomethylphosphonic acid, the mixture having been enzymati- tally prepared in situ by the reaction of glycolic acid and oxygen in an aqueous solution containing aminomethylphosphonic acid and the enzymes glycolate oxidase and catalase.
Anton David L.
Dicosimo Robert
Porta Earnest W.
Dimock Stratton Llp
E. I. Du Pont de Nemours And Company
University Of Iowa Research Foundation
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