QSAR analysis and design of herbicide from quinclorac and its derivatives

  • Lei Yang
  • , Peng Wang
  • , Derui Zhou
  • , Chuanpin Chen

Research output: Contribution to journalArticlepeer-review

Abstract

The relationship between the structure and the activity of quinclorac was investigated to develop more effective herbicides with less side effects. The physiological activity 12 synthesized quinclorac derivatives were analyzed. Three quantitative structure activity relation (QSAR) equations were developed for these compounds using the Hansch multi-linear regression method. The results show that the biological activity is linearly correlated with the spatial and electrical effects. After consideration of all the molecular properties, using the three QSAR equations the molecule with -CH2-CH=CH2 replacing the quinclorac ester has more herbicidial activity with less side effects.

Original languageEnglish
Pages (from-to)323-325
Number of pages3
JournalQinghua Daxue Xuebao/Journal of Tsinghua University
Volume44
Issue number3
StatePublished - Mar 2004
Externally publishedYes

Keywords

  • Herbicide
  • Molecular design
  • Quantitative structure activity relation (QSAR)
  • Quinclorac

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