CDK7 Inhibitor Compounds with Improved Oral Bioavailability

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Solution Overview

Problem

Current cyclin-dependent kinase (CDK) inhibitors face challenges such as low bioavailability when administered orally and limited effectiveness against various diseases, including cancer, inflammatory, and infectious conditions.

Innovation Solution

Development of compounds with specific structural formulas that inhibit CDK7, particularly CDK7/MAT1/CycH complexes, suitable for oral administration, formulated into pharmaceutical compositions for treating proliferative, infectious, immunological, and inflammatory diseases.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current CDK inhibitors are administered orally, then they can be delivered systemically, but their bioavailability is low

Engineering Contradiction:
ImprovebioavailabilityVSAvoidoral administration
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies parameter changes by modifying the chemical structure of CDK inhibitors to optimize their pharmacokinetic properties. Specifically, the compounds are designed with improved molecular characteristics that enhance oral bioavailability while maintaining CDK inhibitory activity, resolving the contradiction between oral administration feasibility and low bioavailability

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention uses local quality by introducing specific functional groups and structural modifications at particular positions of the inhibitor molecules. These localized structural changes improve absorption and bioavailability without compromising the overall inhibitory function against CDK targets

Inventive Principle:
Principle #3Local quality

2Reliability

If CDK7 is inhibited to treat cancer and viral infections, then therapeutic effectiveness is improved, but selectivity between cancer cells and normal cells must be maintained

Engineering Contradiction:
Improvetherapeutic effectivenessVSAvoidselectivity
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies local quality by designing compounds that selectively target CDK7 in cancer and viral contexts. The molecular structure is optimized to interact specifically with aberrant CDK7 complexes in diseased cells while sparing normal physiological processes, thereby achieving therapeutic effectiveness with appropriate selectivity

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The invention employs partial action by achieving sufficient CDK7 inhibition to treat disease without complete suppression of all CDK7 activity. This allows therapeutic effectiveness against cancer and viral infections while preserving essential housekeeping functions that depend on CDK7, thus maintaining cellular selectivity

Inventive Principle:
Principle #16Partial or excessive action

3Adaptability or versatility

If broad-spectrum disease treatment is achieved through CDK7 inhibition, then versatility is improved, but understanding of specific disease mechanisms must be comprehensive

Engineering Contradiction:
Improvebroad-spectrum treatmentVSAvoiddisease mechanism understanding
Core Design Contradiction:
Adaptability or versatilityVSDifficulty of detecting and measuring

Solution Approach 1:

The patent applies universality by developing CDK7 inhibitors with broad-spectrum activity against multiple disease types including cancer, viral infections, and inflammatory conditions. The compounds are designed to target the conserved CDK7 kinase domain across different pathological contexts, enabling versatile therapeutic application while relying on shared CDK7-dependent mechanisms in diverse diseases

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

Data Source

PatentUS20250263413A1Compounds having cyclin-dependent kinase(CDK)-inhibitory function
Publication Date: 2025.08.21 QURIENT CO LTD
  • US20250263413A1 patent drawing
  • US20250263413A1 patent drawing
  • US20250263413A1 patent drawing

AI summary

The present invention relates to compounds having cyclin-dependent kinase (CDK)-inhibitory functions and/or pharmaceutically acceptable salts thereof, the use of these compounds as pharmaceutically active agents, especially for the prophylaxis and/or treatment of cell proliferative diseases, inflammatory diseases, immunological diseases, cardiovascular diseases and infectious diseases. Furthermore, the present invention is directed towards pharmaceutical compositions containing such compounds.