Benzimidazole Modulators for VR1 Ion Channel Binding

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Solution Overview

Problem

There is a need for potent modulators of the vanilloid receptor 1 (VR1) ion channel, specifically novel benzimidazole compounds that exhibit high binding affinity and act as potent functional antagonists or agonists for the human and rat VR1 ion channel.

Innovation Solution

Development of compounds of Formula (I), which include specific benzimidazole structures that act as potent modulators of the VR1 ion channel, allowing for effective treatment of VR1 ion channel-mediated diseases by administering an effective amount of these compounds to a subject in need.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing VR1 modulators are used, then therapeutic potential is demonstrated, but binding affinity and functional potency are insufficient

Engineering Contradiction:
Improvebinding affinityVSAvoidfunctional potency
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent modifies the chemical structure of benzimidazole compounds by changing parameters such as substituent types at positions 2 and 5, aromaticity of the benzimidazole ring, and steric configurations to optimize binding affinity and functional potency at the VR1 ion channel

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention creates composite molecular structures combining benzimidazole core with various aromatic and aliphatic substituents to achieve synergistic effects that enhance both binding affinity and functional activity at the VR1 receptor

Inventive Principle:
Principle #40Composite materials

2Reliability

If VR1 modulators are developed for pain treatment, then therapeutic efficacy is improved, but compound complexity increases

Engineering Contradiction:
Improvetherapeutic efficacyVSAvoidcompound complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent divides the molecular structure into distinct functional segments: the benzimidazole core providing binding affinity, and separate substituent groups (aromatic or aliphatic) providing functional modulation, allowing independent optimization of each component

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The benzimidazole core structure serves multiple functions simultaneously: binding to the VR1 ion channel, modulating ion flow, and providing structural framework for various substituent groups that can be tailored for different therapeutic applications

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

Data Source

PatentUS7951829B2Benzimidazole modulators of VR1
Publication Date: 2011.05.31 JANSSEN PHARMA NV
  • US7951829B2 patent drawing
  • US7951829B2 patent drawing
  • US7951829B2 patent drawing

AI summary

The invention is directed to compounds of Formula (I):to pharmaceutical compositions containing such compounds and to methods of treatment using them.