Synergistic Insecticide Combinations of Nicotinic Agonists and Anthranilamides

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Solution Overview

Problem

Existing insecticides targeting nicotinergic acetylcholine receptors and other compounds have unsatisfactory activity at low application rates or in terms of spectrum, limiting their effectiveness in pest control.

Innovation Solution

Combining nicotinergic acetylcholine receptor agonists and antagonists with anthranilamides to create synergistically effective mixtures for broad-spectrum pest control, including specific compounds of formulas (I) and (II), which can be present as pure isomers or isomer mixtures, for enhanced insecticidal activity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If known nicotinergic acetylcholine receptor agonists and antagonists are used alone, then they provide good insecticidal activity, but their activity spectrum and effectiveness at low application rates are unsatisfactory

Engineering Contradiction:
Improveinsecticidal activityVSAvoidactivity spectrum
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent combines compounds of formula (I) with anthranilamides of formula (II) in specific weight ratios to create synergistic mixtures. This merging of two different insecticide classes with distinct mechanisms of action expands the activity spectrum while maintaining high effectiveness at low application rates, resolving the contradiction between reliability and adaptability.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If known heterocycles, organotin compounds, benzoylureas, or pyrethroids are used, then they provide insecticidal and acaricidal properties, but their activity is not always satisfactory

Engineering Contradiction:
Improveinsecticidal activityVSAvoideffectiveness at low application rates
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent creates composite insecticide formulations combining compounds of formula (I) with anthranilamides of formula (II). This composite approach leverages the synergistic interaction between the two compound classes to achieve superior insecticidal activity and productivity at low application rates, overcoming the limitations of individual insecticide classes.

Inventive Principle:
Principle #40Composite materials

3Device complexity

If single compounds are used for pest control, then the formulation is simple, but the activity spectrum and effectiveness against resistant species are limited

Engineering Contradiction:
Improveformulation complexityVSAvoidbroad-spectrum control
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent merges compounds of formula (I) with anthranilamides of formula (II) in specific weight ratios to create synergistic mixtures. This merging of two different insecticide classes with distinct mechanisms of action expands the activity spectrum while maintaining high effectiveness at low application rates, resolving the contradiction between reliability and adaptability.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8268750B2Combination of active substances with insecticidal properties
Publication Date: 2012.09.18 BAYER CROPSCIENCE AG
  • US8268750B2 patent drawing
  • US8268750B2 patent drawing
  • US8268750B2 patent drawing

AI summary

The invention relates to novel insecticidal active compound combinations comprising, firstly, compounds which act as insecticides on nicotinergic acetylcholine receptors as agonists and antagonists, and at least one active compound from the group of the anthranilamides, which combinations are suitable for protecting plants against attack by pests.