Cyclic Derivatives Modulate MCP-1 Receptor Activity

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Solution Overview

Problem

Current treatments for inflammatory, autoimmune, and allergic diseases such as asthma, rheumatoid arthritis, and atherosclerosis are limited in effectively targeting the MCP-1/CCR2 interaction, which plays a crucial role in disease pathogenesis, leading to suboptimal therapeutic outcomes.

Innovation Solution

Development of novel cyclic derivatives that act as antagonists or partial agonists/antagonists of MCP-1 receptor activity, administered in pharmaceutical compositions to modulate chemokine activity and reduce inflammatory responses.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current treatments are used for inflammatory diseases, then general anti-inflammatory effects are achieved, but specific targeting of MCP-1/CCR2 interaction is insufficient leading to suboptimal therapeutic outcomes

Engineering Contradiction:
Improvetherapeutic effectivenessVSAvoidspecificity to MCP-1/CCR2 interaction
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent applies parameter changes by modifying the chemical structure of cyclic amine compounds to optimize their binding affinity and selectivity for the CCR2 receptor. Through systematic variation of molecular parameters (substituents, ring size, stereochemistry), the compounds achieve enhanced therapeutic effectiveness with specific targeting of the MCP-1/CCR2 interaction, resolving the contradiction between general effectiveness and specific targeting.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If novel cyclic derivatives are developed to specifically target MCP-1/CCR2 interaction, then therapeutic effectiveness is improved, but complexity of compound structure increases

Engineering Contradiction:
Improvetherapeutic effectivenessVSAvoidmolecular structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies segmentation by dividing the molecular structure into distinct functional segments: a cyclic amine core structure and variable substituent groups (R1-R6). This modular approach allows optimization of therapeutic effectiveness through specific substituent combinations while maintaining a manageable core structure, thus reducing the overall complexity burden despite enhanced targeting capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies universality by designing a core cyclic amine structure that can serve multiple therapeutic purposes across different inflammatory conditions (asthma, rheumatoid arthritis, atherosclerosis). The standardized core with variable substituents provides a universal platform that achieves specific CCR2 targeting while avoiding the need to develop entirely new complex structures for each application.

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

3Object-affected harmful factors

If cyclic amine compounds are used as CCR2 antagonists, then inflammatory responses are reduced, but potential off-target effects on other chemokine receptors may occur

Engineering Contradiction:
Improveinflammatory responseVSAvoidoff-target receptor effects
Core Design Contradiction:
Object-affected harmful factorsVSObject-generated harmful factors

Solution Approach 1:

The patent applies local quality by optimizing specific regions of the molecular structure (local substituents R1-R6 on the cyclic amine core) to enhance binding selectivity for CCR2 while minimizing interactions with other chemokine receptors. This localized optimization of binding properties reduces off-target effects while maintaining effective anti-inflammatory activity through specific CCR2 antagonism.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS7776884B2Cyclic derivatives as modulators of chemokine receptor activity
Publication Date: 2010.08.17 BRISTOL MYERS SQUIBB CO
  • US7776884B2 patent drawing
  • US7776884B2 patent drawing
  • US7776884B2 patent drawing

AI summary

The present application describes modulators of MCP-1 of formula (I):or pharmaceutically acceptable salt forms thereof, useful for the prevention of rheumatoid arthritis, multiple sclerosis, atherosclerosis, asthma, restinosis, organ transplantation, and cancer.