Variety of 2,4-D metabolic pathways in plants; its significance in developing analytical methods for herbicides residues

Arch Environ Contam Toxicol. 1976;5(1):97-103. doi: 10.1007/BF02220893.

Abstract

2,4-D in plants very rapidly undergoes various transformations and its predominant metabolic pathways and rates vary with different plant species. In bean and soybean plants major 2,4-D metabolites are 4-O-beta-D-glucosides of 4-hydroxy-2,5-dichloro- and 4-hydroxy-2,3-dichloro-phenoxy-acetic acids; in addition, considerable amounts of N-(2,4-dichlorophenoxyacetyl)-L-aspartic and N-(2,4-dichlorophenoxyacetyl)-L-glutamic acids are accumulating in them. Among 2,4-D metabolites in cereals there prevailed 1-O-(2,4-dichlorophenoxyacetyl)-beta-D-glucose while the glycoside of 2,4-dichlorophenol prevailed in strawberry plants.

MeSH terms

  • 2,4-Dichlorophenoxyacetic Acid / metabolism*
  • Glycine max
  • Helianthus / metabolism
  • Methods
  • Pesticide Residues / analysis*
  • Plants / metabolism*
  • Plants, Edible / metabolism
  • Poaceae / metabolism
  • Species Specificity
  • Triticum / metabolism

Substances

  • Pesticide Residues
  • 2,4-Dichlorophenoxyacetic Acid