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Topical Application Bioassay to Quantify Insecticide Toxicity for Mosquitoes and Fruit Flies
Published on: January 19, 2022
Partition, sorption and structure activity relation study of dialkoxybenzenes that modulate insect behavior.
Parisa Ebrahimi1, Jacob Spooner, Noham Weinberg
1Simon Fraser University, Department of Chemistry, 8888 University Drive, Burnaby, BC, Canada V5A 1S6. pebrahim@sfu.ca
Chemosphere
|June 5, 2013
Summary
Dialkoxybenzenes show potential as insect control agents. This study investigated their environmental persistence, focusing on properties like partitioning, volatility, and soil sorption to assess their fate.
Area of Science:
- Environmental chemistry
- Agrochemical science
- Organic chemistry
Background:
- Dialkoxybenzenes are emerging as potential insect control agents due to their ability to mimic natural insect odorants.
- Understanding the environmental persistence and biodegradability of these compounds is crucial before widespread application.
- The environmental fate of organic chemicals is governed by complex interactions including sorption, volatilization, and degradation.
Purpose of the Study:
- To investigate the physical properties of selected dialkoxybenzenes relevant to their environmental fate.
- To explore structure-activity relationships concerning partitioning, volatility, and soil sorption.
- To provide data for assessing the environmental behavior of these potential agrochemicals.
Main Methods:
- Determination of the octanol-water partition coefficient.
- Measurement of volatility.
- Sorption studies on soil components (sand, clay, organic matter).
- Computational calculations of partition, molar volume, and molecular surface areas.
Main Results:
- Quantified octanol-water partition coefficients, volatility, and sorption coefficients for selected dialkoxybenzenes.
- Established structure-activity relationships for these physical properties.
- Calculated partition, molar volume, and molecular surface areas to further elucidate property relationships.
Conclusions:
- The physical properties of dialkoxybenzenes, including partitioning, volatility, and sorption, are critical for predicting their environmental fate.
- Structure-activity relationships provide insights into how molecular structure influences these environmental properties.
- This research provides foundational data for evaluating the environmental safety and efficacy of dialkoxybenzene-based insect control agents.
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