Tetrazolinone Compounds for Enhanced Pest Control Efficacy

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Solution Overview

Problem

Current pest control compounds lack efficacy in effectively controlling pests, necessitating the development of a new compound with enhanced pest control properties.

Innovation Solution

A compound represented by formula (I), which includes specific structural elements such as an oxygen or sulfur atom, various hydrocarbon and cycloalkyl groups, and specific substituents, offering excellent pest control efficacy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing pest control compounds are used, then pest control function is provided, but efficacy is insufficient

Engineering Contradiction:
Improvepest control efficacyVSAvoidpest control effectiveness
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent applies parameter changes by systematically modifying molecular structure parameters of pest control compounds. Specifically, it varies substituents at defined positions (R1-R16, W1-W2, E, G, X1-Y1-Z1 combinations) to optimize biological activity. The formula (I) represents a systematic exploration of structural parameters to achieve superior efficacy compared to existing compounds.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs composite material principles by creating complex molecular structures that combine multiple functional groups and structural elements. The compound of formula (I) integrates various substituents (hydrocarbon groups, cycloalkyl groups, heteroatoms) to form a composite molecular architecture that enhances pest control efficacy through synergistic effects of different structural components.

Inventive Principle:
Principle #40Composite materials

2Reliability

If new compound structures are developed to improve efficacy, then pest control capability increases, but structural complexity increases

Engineering Contradiction:
Improvepest control efficacyVSAvoidmolecular structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies segmentation by dividing the molecular structure into distinct functional segments and positions. The formula (I) is organized with specific substituents at defined positions (R1-R16), heteroatoms (W1-W2) at specific locations, and defined connectivity patterns (E, G, X1-Y1-Z1). This systematic segmentation allows for methodical optimization of each segment while maintaining overall structural manageability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs universality by creating a general formula (I) that can accommodate multiple substituent types and structural variations. The framework allows different combinations of hydrocarbon groups, cycloalkyl groups, heteroatoms, and substituents to be positioned at defined locations, enabling a single structural framework to generate multiple active compounds with optimized properties.

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

Data Source

PatentUS11225470B2Tetrazolinone compounds and its use as pest control agents
Publication Date: 2022.01.18 SUMITOMO CHEM CO LTD
  • US11225470B2 patent drawing
  • US11225470B2 patent drawing
  • US11225470B2 patent drawing

AI summary

The present invention provides a tetrazolinone represented by formula (I) and a pest control agent comprising the same, and their use thereof. Formula (I) [wherein, W1 represents an oxygen atom or a sulfur atom; W2 represents a hydrogen atom, or a C1-C6 chain hydrocarbon group; R15 and R16 represent a halogen atom and the like; u is 0, 1, 2 or 3; the combination of E, G, X1, Y1 and Z1 represents any one of the combinations of the following a and the like: a: a combination wherein E represents #—C(X1)(Y1)—O—N═C(Z1)—, #—C(X1)(Y1)—S—N═C(Z1)—, #—C(X1)(Y1)—O—N═C(Z1)—O—CH2—, #—C(X1)(Y1)—O—N═C(Z1)—S—CH2—, #—C(X1)(Y1)—S—N═C(Z1)—O—CH2—, #—C(X1)(Y1)—S—N═C(Z1)—S—CH2—, #—C(Z1)═N—N═C(Z2)—, #—C(X1)═C(Y1)—C(Z1)═N—O—CH2— or #—C(X1)═C(Y1)—C(Z1)═N—S—CH2—; G represents a C1-C6 chain hydrocarbon group, a (C1-C6 alkoxy)C1-C6 alkyl group, a (C1-C6 alkylthio)C1-C6 alkyl group {the C1-C6 chain hydrocarbon group, the (C1-C6 alkoxy)C1-C6 alkyl group, and the (C1-C6 alkylthio)C1-C6 alkyl group may have one or more substituents selected from Group S} or R1-T1-, X1 and Y1, which are identical to or different from each other, independently represents substituents selected from Group T, and Z1 represents a substituent selected from Group V.]