Patent · US Expired

Phosphonomethylcylhydroxamic acid and herbicidally active salts thereof, and their use in herbicidal compositions

US4629490A · kind A · utility

1Cited by
9References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 24, 1984
Grant dateDec 16, 1986
Priority date
Expiry dateOct 24, 2004

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01N57/20
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to N-phosphonomethylglycylhydroxamic acid of the formula I ##STR1## or of the tautomeric formula Ia ##STR2## and salts thereof with strong acids, organic nitrogen bases, alkali metal or alkaline earth metal ions, as well as complex salts with aluminium or heavy metal compounds. These compounds have herbicidal and plant growth-regulating properties.

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