Method for the manufacture of N-phosphonomethylglycine from N-ph

Details Method for the manufacture of N-phosphonomethylglycine from N-ph Method for the manufacture of N-phosphonomethylglycine from N-ph

1998-05-14

1999-10-05

Geist, Gary

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

Organic compounds

Phosphorus acids or salts thereof

562 11, 562 16, C07F 922

Patent

active

059627298

ABSTRACT:
An improved process is provided for the manufacture of N-phosphonomethylglycine from N-phophonomethyliminodiacetic acid in the presence of a molecular-oxygen containing gas utilizing a catalytically active carbonaceous char. The improvement is provided by the use of a carbonaceous char capable of rapidly decomposing hydrogen peroxide in an aqueous solution.

REFERENCES:
patent: 3950402 (1976-04-01), Franz
patent: 3969398 (1976-07-01), Hershman
patent: 5356849 (1994-10-01), Matviya

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