Cyclohexanedione Herbicides With Tunable Substituents for Weed Control
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing herbicides do not effectively address the need for compounds with improved herbicidal properties and versatility in weed control.
Innovation Solution
Development of novel herbicidal cyclohexanedione derivatives with specific substituents, including phenyl and heteroaryl groups, offering enhanced herbicidal activity and versatility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing herbicides are used, then current weed control methods are maintained, but herbicidal efficacy and versatility are insufficient
Solution Approach 1:
The patent applies parameter changes by systematically varying substituent groups (R1-R4) at specific positions on the cyclohexanedione core structure. Different combinations of substituents including phenyl, heteroaryl, alkyl, and halogen groups are introduced to optimize herbicidal activity against different weed species while maintaining selectivity for crop safety
Solution Approach 2:
The invention creates composite molecular structures by combining the cyclohexanedione scaffold with diverse substituent groups. The compounds integrate multiple functional groups (ether, ester, amide, halogen) within single molecules to achieve both high herbicidal efficacy and broad-spectrum activity against different weed types
2Reliability
If novel cyclohexanedione derivatives with specific substituents are developed, then herbicidal efficacy is improved, but compound structure complexity increases
Solution Approach 1:
The molecular design is segmented into distinct functional regions: a core cyclohexanedione structure providing basic herbicidal activity, and substituent groups (R1-R4) that can be independently optimized. This segmentation allows systematic modification of specific regions to enhance activity without redesigning the entire molecule
Solution Approach 2:
The cyclohexanedione core structure serves as a universal scaffold that can accommodate multiple types of substituents. This multi-functional platform enables single compounds to exhibit activity against diverse weed species while maintaining a manageable structural framework for synthesis and optimization
Data Source
AI summary
The present invention relates to compounds of Formula (I), wherein R1, R2, R3, R4 and G are as defined herein. The invention further relates to herbicidal compositions which comprise a compound of Formula (I), to their use for controlling weeds, in particular in crops of useful plants.