ASK-1 Inhibitor Compounds for Multi-Disease Therapeutic Targeting

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Solution Overview

Problem

There is a need for the development of ASK-1 inhibitors to treat and prevent autoimmune disorders, neurodegenerative disorders, inflammatory diseases, chronic kidney disease, cardiovascular disease, and acute and chronic liver diseases.

Innovation Solution

Development of compounds and pharmaceutical compositions that inhibit ASK-1, including specific compounds represented by Formula (I) and its derivatives, which can be administered to treat or prevent ASK-1 mediated diseases.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If ASK-1 inhibitors are developed to treat autoimmune disorders, neurodegenerative disorders, inflammatory diseases, chronic kidney disease, cardiovascular disease, and liver diseases, then therapeutic effectiveness is improved, but drug development complexity and time increase

Engineering Contradiction:
Improvetherapeutic effectivenessVSAvoiddrug development complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the ASK-1 inhibitor development into distinct chemical series and structural motifs (e.g., compounds of Formula I with specific R1-R6 substituents, compounds of Formula II with triazole/imidazole rings). This segmentation allows systematic optimization of therapeutic effectiveness for different diseases while managing development complexity through modular structure-activity relationship studies.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs parameter changes by systematically varying chemical structures (R1, R2, R3, R4, R5, R6 substituents; triazole vs. imidazole rings; different core scaffolds) to optimize ASK-1 inhibition potency and selectivity. This enables tailored development for specific diseases while maintaining a unified inhibitor platform, balancing therapeutic effectiveness with manageable development complexity.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If multiple disease indications are targeted with ASK-1 inhibitors, then versatility of treatment is improved, but clinical trial requirements and regulatory approval difficulty increase

Engineering Contradiction:
Improveversatility of treatmentVSAvoidregulatory approval difficulty
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent establishes ASK-1 inhibitors with broad universality by demonstrating efficacy across multiple disease indications including autoimmune disorders, neurodegenerative disorders, inflammatory diseases, chronic kidney disease, cardiovascular disease, and liver diseases. This multi-functional approach allows a single inhibitor platform to address diverse diseases through ASK-1 pathway inhibition, improving versatility while potentially streamlining regulatory approval through shared mechanistic data.

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

Data Source

PatentUS12552777B2Apoptosis signal-regulating kinase 1 inhibitors and methods of use thereof
Publication Date: 2026.02.17 ENANTA PHARM INC
  • US12552777B2 patent drawing
  • US12552777B2 patent drawing
  • US12552777B2 patent drawing

AI summary

The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, ester, stereoisomer, tautomer, solvate, hydrate, or combination thereof:which inhibit the Apoptosis signal-regulating kinase 1 (ASK-1), which associated with autoimmune disorders, neurodegenerative disorders, inflammatory diseases, chronic kidney disease, cardiovascular disease. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from ASK-1 related disease. The invention also relates to methods of treating an ASK-1 related disease in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The present invention specifically relates to methods of treating ASK-1 associated with hepatic steatosis, including non-alcoholic fatty liver disease (NAFLD) and non-alcohol steatohepatitis disease (NASH).