Pyrazolo-pyrazine GluN2B Modulators for Neurological Disorders

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Solution Overview

Problem

Current treatments for neurological and psychiatric disorders associated with GluN2B receptor activity lack effective modulators, limiting therapeutic options for conditions such as depression, anxiety, and neurodegenerative diseases.

Innovation Solution

Development of compounds of Formula (I), including pharmaceutically acceptable salts, stereoisomers, and isotopic variants, which modulate GluN2B receptor activity, offering potential therapeutic benefits for various neurological and psychiatric disorders.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current treatments for neurological and psychiatric disorders are used, then existing therapeutic options are maintained, but effective modulators of GluN2B receptor activity are lacking

Engineering Contradiction:
Improvetherapeutic effectivenessVSAvoidtherapeutic options
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent applies parameter changes by systematically varying molecular structures of pyrazolo-pyrazine compounds, including substitutions at different positions with various functional groups (halogens, alkyl groups, aryl groups), to optimize GluN2B receptor modulating activity and develop effective therapeutic agents

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent segments the molecular structure into distinct components (core pyrazolo-pyrazine structure with variable substituents R1-R6) to systematically explore structure-activity relationships and identify optimal configurations for GluN2B receptor modulation

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If new compounds of Formula (I) are developed to modulate GluN2B receptor activity, then therapeutic options are expanded, but the complexity of compound structure increases

Engineering Contradiction:
Improvetherapeutic optionsVSAvoidcompound structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent creates a universal scaffold (pyrazolo-pyrazine core structure) that can accommodate multiple different substituents and serve as a platform for developing various derivatives with potential activity against multiple neurological and psychiatric disorders through GluN2B modulation

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

Solution Approach 2:

The patent applies local quality by introducing specific substituents at particular positions on the molecular scaffold to fine-tune the compound's interaction with the GluN2B receptor, optimizing selectivity and potency while managing structural complexity

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11993587B2Substituted pyrazolo-pyrazines and their use as GluN2B receptor modulators
Publication Date: 2024.05.28 JANSSEN PHARMA NV
  • US11993587B2 patent drawing
  • US11993587B2 patent drawing
  • US11993587B2 patent drawing

AI summary

Substituted PYRAZOLO-PYRAZINES as GluN2B receptor ligands. Such compounds may be used in GluN2B receptor modulation and in pharmaceutical compositions and methods for the treatment of disease states, disorders, and conditions mediated by GluN2B receptor activity.