Novel Formula Ib Compounds for NLRP3 Inflammasome Inhibition

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Solution Overview

Problem

Current treatments for NLRP3-related diseases, such as CAPS, type 2 diabetes, and atherosclerosis, lack compounds with improved pharmacological and physicochemical properties and offer limited potency and specificity in inhibiting the NLRP3 inflammasome.

Innovation Solution

Development of novel organic compounds of formula Ib, which modulate NLRP3 inhibition, including specific substitutions and pharmaceutically acceptable salts, to provide enhanced therapeutic options for NLRP3-related diseases.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current treatments are used for NLRP3-related diseases, then treatment options are available, but potency and specificity in inhibiting the NLRP3 inflammasome are limited

Engineering Contradiction:
Improvepotency and specificity of NLRP3 inhibitionVSAvoidavailability of treatment options
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent segments the treatment approach by developing multiple distinct compound series (formula I compounds) with different structural configurations and substitution patterns, each targeting NLRP3 inhibition through slightly different mechanisms, thereby providing both high potency and diverse treatment options

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent systematically varies chemical parameters including substituent types (halo, alkyl, cycloalkyl), positions (R1-R4), and molecular structure characteristics to optimize both the potency/specificity of NLRP3 inhibition and to create a library of compounds with improved pharmacological and physicochemical properties

Inventive Principle:
Principle #35Parameter changes

2Reliability

If novel compounds of formula Ib are developed, then pharmacological and physicochemical properties are improved, but compound structure complexity increases

Engineering Contradiction:
Improvepharmacological and physicochemical propertiesVSAvoidcompound structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies local quality by introducing specific functional groups and substituents at particular positions (R1-R4) on the core molecular structure, allowing optimization of pharmacological properties at specific locations without requiring complete structural redesign, thus balancing improved properties with manageable complexity

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent develops a universal core structure (formula I and Ib) that can accommodate multiple different substituent patterns and configurations, creating a platform that provides both improved pharmacological properties across the series and structural coherence that limits overall complexity

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

Data Source

PatentUS20250276958A1compounds
Publication Date: 2025.09.04 F HOFFMANN LA ROCHE INC
  • US20250276958A1 patent drawing
  • US20250276958A1 patent drawing
  • US20250276958A1 patent drawing

AI summary

The invention relates to novel compounds having the general formula Ibwherein R1, R2, R3, R4, R5 and Z are as described herein, composition including the compounds and methods of using the compounds.