Heterocyclic Compound for Arthropod Control via Halogen Substitution

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Solution Overview

Problem

Current compounds for controlling harmful arthropods lack efficacy and specificity, necessitating the development of a more effective and targeted solution.

Innovation Solution

A heterocyclic compound represented by formula (I) is introduced, which includes specific structural groups and substituents that enhance its efficacy in controlling harmful arthropods, either alone or in combination with an inert carrier, applied directly to the arthropods or their habitats.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing compounds are used for controlling harmful arthropods, then the control method is simple, but the efficacy and specificity are insufficient

Engineering Contradiction:
ImproveefficacyVSAvoidcompound structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent modifies molecular parameters by introducing specific heterocyclic structures (pyridine, pyrimidine, triazine rings) and substituent groups (halogens, alkyl, alkoxy) at defined positions to optimize biological activity and efficacy against harmful arthropods

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent creates composite molecular structures by combining heterocyclic cores with various substituent groups, forming complex compounds with enhanced efficacy and specificity for arthropod control

Inventive Principle:
Principle #40Composite materials

2Reliability

If existing compounds are used for controlling harmful arthropods, then the application method is simple, but the specificity is insufficient

Engineering Contradiction:
ImprovespecificityVSAvoidcompound structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces specific functional groups and substituents at particular positions on the heterocyclic ring structure to target specific biological pathways or receptors in harmful arthropods, enhancing specificity through localized molecular features

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent optimizes molecular parameters including ring substitution patterns, substituent types (halogen, alkyl, alkoxy, aryl groups), and molecular geometry to achieve selective binding or interaction with arthropod-specific targets

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentEP3575298B1Fused heterocyclic compound and composition containing same
Publication Date: 2022.03.02 SUMITOMO CHEM CO LTD
  • EP3575298B1 patent drawing
  • EP3575298B1 patent drawing
  • EP3575298B1 patent drawing

AI summary

The present invention provides: a heterocyclic compound which exhibits an excellent controlling effect against harmful arthropod, and which is represented by formula (I) (in the formula, Q denotes a group represented by Q1 or the like, A2 denotes a nitrogen atom or CR4a, A3 denotes a nitrogen atom or CR4b, A4 denotes a nitrogen atom or CR4c, and T denotes a C1-C10 linear hydrocarbon group having one or more halogen atoms, or the like); and a composition that contains this compound and one or more components selected from the group consisting of group (a), group (b), group (c), group (d) and group (e) listed in the description.