Method for producing N-phosphonomethylglycine and its salts

Details Method for producing N-phosphonomethylglycine and its salts Method for producing N-phosphonomethylglycine and its salts

1997-09-05

1999-09-07

Burn, Brian M.

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

Organic compounds

Phosphorus acids or salts thereof

C07F 922

Patent

active

059489375

ABSTRACT:
This invention relates to a process for the preparation of N-phosphonomethylglycine and its salts. More particularly, this invention is directed to a method for preparing N-phosphonomethylglycine involving the reaction of AMPA, an alkali metal cyanide or hydrogen cyanide, and formaldehyde and hydrolyzing the product of that reaction to form N-phosphonomethylglycine and its salts.

REFERENCES:
patent: 4221583 (1980-09-01), Gaertner et al.
patent: 4369142 (1983-01-01), Moser
patent: 5453537 (1995-09-01), Morikawa et al.
patent: 5578190 (1996-11-01), Rogers et al.
patent: 5679843 (1997-10-01), Hodgkinson et al.
Chemical Abstracts, Abstract No. 120064-ES 545,455, vol. 106, No. 15, Otal Olivan, J.V. et al., (1987) "N-Phosphomethylglycine." XP002015599.
Chemical Abstracts, Abstract No. 160561-PL 156,933, vol. 119, No. 15, Soroka M., (1993) Preparation of N-(1-phosphonyl)glycines,especially N-(phosphonylemethyl)glycines. XP002042118.

Affiliated with

Also associated with

Rating

Method for producing N-phosphonomethylglycine and its salts does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method for producing N-phosphonomethylglycine and its salts, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for producing N-phosphonomethylglycine and its salts will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1805721