Process for the preparation of N- phosphonomethylglycine

Details Process for the preparation of N- phosphonomethylglycine Process for the preparation of N- phosphonomethylglycine

1988-05-02

1989-07-25

Evans, J. E.

Organic compounds -- part of the class 532-570 series

Organic compounds

Phosphorus acids or salts thereof

C07F 938

Patent

active

048511595

ABSTRACT:
A process is disclosed for the preparation of N-phosphonomethylglycine which comprises bringing together under reaction conditions glyoxylic acid or a derivative thereof and an N-acylaminomethylphosphonic acid represented by the formula ##STR1## wherein R is selected from the group consisting of alkyl having from one to about 6 carbon atoms, haloalkyl having from one to about six carbon atoms, benzyl and phenyl.

REFERENCES:
patent: 3779758 (1974-03-01), Franz
patent: 4369142 (1983-01-01), Moser
patent: 4568432 (1986-02-01), Rogers
patent: 4670191 (1987-06-01), Kleiner
patent: 4684483 (1987-08-01), Richard et al.
H. Yanagawa, et al., "Novel Formation of .alpha.-Amino Acids and Their Derivatives from Oxo Acids and Ammonia in an Aqueous Medium", J. Biochem. 91, 2087-90/1982.
J. Kilberg, "Synthesis of Strombine", Acta Chemica Scandinavica, B 37, 911-16, (1983).

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