Imide Compound Insecticide Structural Optimization

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Solution Overview

Problem

Existing insecticides lack a compound with high insecticidal efficacy and effective manufacturing methods, particularly for use in combination with other pesticides and fungicides.

Innovation Solution

A novel imide compound represented by Formula (1) with specific structural features, along with a method for its manufacturing by reacting compounds represented by Formula (4) and Formula (5), is developed, exhibiting high insecticidal activity and compatibility with other agricultural chemicals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing insecticides are used, then pest control is provided, but insecticidal efficacy is insufficient

Engineering Contradiction:
Improveinsecticidal efficacyVSAvoidmanufacturing method availability
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The invention segments the imide compound structure into specific variable components (A1-A4, R1, G1-G2, X, n, Q1, Q2) that can be independently optimized to enhance insecticidal efficacy while maintaining manufacturability through systematic structural variation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention applies parameter changes by defining specific ranges and options for structural parameters (A1-A4 as carbon/nitrogen/oxidized nitrogen atoms, R1 as hydrogen/C1-C4 alkyl/C1-C4 alkylcarbonyl, G1-G2 as oxygen/sulfur, X as hydrogen/halogen/C1-C3 alkyl/trifluoromethyl, n as 0-4, Q1/Q2 as specific aromatic/heterocyclic groups with substituents), enabling optimization of insecticidal activity while preserving ease of manufacture

Inventive Principle:
Principle #35Parameter changes

2Reliability

If insecticides are used alone, then pest control is provided, but efficacy is limited

Engineering Contradiction:
Improveinsecticidal control effectVSAvoidcompatibility with other pesticides
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The imide compound is designed with universal adaptability to function effectively both as a standalone insecticide and in combination with other pesticides including miticides, fungicides, and herbicides, enhancing its versatility and applicability across different agricultural scenarios

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The invention enables composite formulations by combining the imide compound with other agricultural chemicals, creating mixed preparations that leverage synergistic effects to achieve enhanced pest control efficacy while maintaining compatibility among different active ingredients

Inventive Principle:
Principle #40Composite materials

Data Source

PatentEP2905274B1Imide compound, method for manufacturing same, and use as insecticide
Publication Date: 2019.09.25 MITSUI CHEM AGRO INC
  • EP2905274B1 patent drawing
  • EP2905274B1 patent drawing
  • EP2905274B1 patent drawing

AI summary

The invention provides an imide compound represented by the following Formula (1) and an insecticide including the imide compound: wherein, each of A1, A2, A3, and A4 represents a carbon atom, a nitrogen atom, or an oxidized nitrogen atom; R1 represents a hydrogen atom, an alkyl group which may be substituted, or a C2-C4 alkylcarbonyl group which may be substituted; each of G1 and G2 independently represents an oxygen atom or a sulfur atom; each X may be the same as or different from one another and represents a hydrogen atom, a halogen atom, a C1-C3 alkyl group, or a trifluoromethyl group; n represents an integer from 0 to 4; and each of Q1 and Q2 represents a phenyl group, naphthyl group, or a heterocyclic group, each of which may be substituted.