Ester Precursor Compounds for Controlled Fumigation Release
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Solution Overview
Problem
Ester compounds like ethyl formate are challenging to use due to their volatility and flammability, and existing fumigants like methyl bromide pose environmental threats, necessitating a stable and effective alternative for pest control in agricultural applications.
Innovation Solution
Development of solid-state ester precursor compounds that release ethyl formate upon hydrolysis, allowing for controlled fumigation and encapsulation in carriers for controlled release, reducing environmental impact and handling risks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If ester compounds like ethyl formate are used for fumigation, then effective pest control is achieved, but volatility and flammability cause handling risks and premature release
Solution Approach 1:
The ester compound is converted into a stable precursor compound before use, which then releases the active ester compound under controlled conditions (hydrolysis) at the intended site and time, preventing premature release and handling risks associated with the volatile ester
Solution Approach 2:
A stable precursor compound acts as an intermediary substance that transports and stores the active ester compound in a safe, non-volatile form, releasing it only when specific conditions (hydrolysis) are met at the application site
2Reliability
If methyl bromide is used for fumigation, then effective pest control is achieved, but environmental toxicity and ozone depletion occur
Solution Approach 1:
The invention changes the chemical parameters of the fumigant from toxic methyl bromide to environmentally benign ester compounds (like ethyl formate) that degrade into safe products (formic acid and ethanol), maintaining pest control efficacy while eliminating environmental harm
Solution Approach 2:
The ester compound fumigant is designed to be short-lived and rapidly degradable in the environment, breaking down into harmless substances after performing its pest control function, unlike persistent toxic fumigants like methyl bromide
3Ease of operation
If stable ester compounds are used to prevent premature release, then handling safety is improved, but volatility is reduced
Solution Approach 1:
The system transitions from a static stable precursor to a dynamic release process where the ester compound is generated in-situ through hydrolysis, allowing controlled release at the intended time and location while maintaining safety during handling and transport
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The approach provides a cost-effective, controlled, and environmentally friendly method for pest control, ensuring effective insect mortality and microbial inhibition while minimizing the release of volatile compounds and handling hazards.
Implementation Method 1
upon hydrolysis of the precursor compound, an ester compound is released
Data Source
AI summary
The present disclosure relates to compounds of the formula (I) which are precursor compounds of esters, whereby upon hydrolysis of the precursor compound, an ester compound is released. This ester precursor approach can be useful for applications where controlled release of, for example, ethyl formate, is beneficial.