Process for the preparation of acylaminomethanephosphonic acids

Details Process for the preparation of acylaminomethanephosphonic acids Process for the preparation of acylaminomethanephosphonic acids

1991-10-08

1992-10-13

Dees, Jose G.

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

Organic compounds

Phosphorus acids or salts thereof

562 16, C07F 938

Patent

active

051552574

ABSTRACT:
Acylaminomethanephosphonic acids are useful intermediates for the preparation of the herbicide N-phosphonemethylglycine and its salts.
According to the invention, acylaminomethanephosphonic acids of the formula (I)

REFERENCES:
patent: 2304156 (1942-12-01), Engelmann et al.
patent: 2328358 (1943-08-01), Pikl
patent: 4851159 (1989-07-01), Fields et al.

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