RIPK1 Inhibitor Compounds Modulating Inflammatory Responses

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Solution Overview

Problem

Chronic inflammation and dysregulation of receptor-interacting protein kinase 1 (RIPK1) signaling lead to excessive inflammation and cell death, contributing to various human diseases, for which current therapies are inadequate.

Innovation Solution

Development of compounds that inhibit RIPK1, including specific pharmaceutical compositions and methods for their synthesis and administration, to treat RIPK1-mediated diseases by modulating inflammatory responses and cell death pathways.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current therapies are used to treat RIPK1-mediated diseases, then treatment is provided, but therapeutic effectiveness is inadequate

Engineering Contradiction:
Improvetherapeutic effectivenessVSAvoidexcessive inflammation and cell death
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent modifies the chemical structure of RIPK1 inhibitors by changing parameters such as substituting hydrogen atoms with deuterium atoms, adjusting molecular weight, and modifying functional groups. These parameter changes enhance the binding affinity and selectivity of the inhibitors toward RIPK1, thereby improving therapeutic effectiveness while reducing excessive inflammation and cell death.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs composite molecular structures that combine multiple functional moieties within a single inhibitor compound. These composite structures enable simultaneous interaction with multiple binding sites on RIPK1, enhancing inhibitory potency and providing broader therapeutic benefits for treating RIPK1-mediated diseases.

Inventive Principle:
Principle #40Composite materials

2Object-generated harmful factors

If RIPK1 signaling is inhibited, then excessive inflammation and cell death are reduced, but new compounds must be developed and synthesized

Engineering Contradiction:
Improveexcessive inflammation and cell deathVSAvoidcompound development and synthesis
Core Design Contradiction:
Object-generated harmful factorsVSDevice complexity

Solution Approach 1:

The patent divides the complex task of inhibitor development into systematic segments: identifying key binding residues, designing modular molecular frameworks, synthesizing core compounds, and optimizing specific functional groups. This segmentation allows for efficient exploration of the chemical space and reduces the overall complexity of developing new RIPK1 inhibitors.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent utilizes parameter changes such as deuterium substitution and molecular weight adjustment to optimize compound properties. By systematically varying these parameters across a series of compounds, the patent identifies optimal inhibitors with enhanced binding affinity and selectivity, reducing the need for exhaustive screening of vast chemical libraries.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If compound synthesis methods are developed, then new inhibitors can be produced, but manufacturing processes become more complex

Engineering Contradiction:
Improveinhibitor productionVSAvoidsynthesis process
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent employs preliminary action by establishing convergent synthesis routes and pre-assembling molecular fragments before final assembly. This approach allows for the efficient production of multiple inhibitors from common intermediates, increasing productivity while managing synthesis complexity through standardized protocols and modular building blocks.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250011338A1Kinase Inhibitors and Uses Thereof
Publication Date: 2025.01.09 DENALI THERAPEUTICS INC
  • US20250011338A1 patent drawing
  • US20250011338A1 patent drawing
  • US20250011338A1 patent drawing

AI summary

The present disclosure relates generally to compounds and compositions, intermediates, processes for their preparation, and their use as kinase inhibitors.