Patent · US Expired

Process for preparing N-phosphonomethylglycine and derivatives

US4650613A · kind A · utility

4Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 28, 1984
Grant dateMar 17, 1987
Priority date
Expiry dateDec 28, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/582
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

There is disclosed a process for the preparation of N-phosphonomethylglycine by dealkylation of N-alkyl-N-phosphonomethylglycine. The N-alkyl moiety contains an electron withdrawing group in the 2-position. Certain novel N-alkyl-N-phosphonomethylglycines are disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.