Substituted Amides for Btk Inhibition in Autoimmune Disease
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Solution Overview
Problem
Current treatments for autoimmune and inflammatory diseases, such as systemic lupus erythematosus and rheumatoid arthritis, often have limitations in effectively targeting Bruton's Tyrosine Kinase (Btk) activity, which is crucial for B-cell activation and inflammatory responses, leading to suboptimal therapeutic outcomes.
Innovation Solution
Development of substituted amides and related compounds that specifically inhibit Btk activity, including pharmaceutical compositions and methods for their use in treating diseases responsive to Btk inhibition, thereby modulating kinase activity to reduce B-cell activation and inflammatory cytokine production.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If current treatments are used for autoimmune and inflammatory diseases, then treatment is provided, but therapeutic outcomes are suboptimal due to inability to effectively target Btk activity
Solution Approach 1:
The patent employs parameter changes by developing compounds with specific molecular structures (Formula 1) that have optimized binding affinity and selectivity for Btk. By varying structural parameters such as substituent groups (R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17, R18, R19, R20, R21, R22, R23, R24, R25, R26, R27, R28, R29, R30, R31, R32, R33, R34, R35, R36, R37, R38, R39, R40, R41, R42, R43, R44, R45, R46, R47, R48, R49, R50, R51, R52, R53, R54, R55, R56, R57, R58, R59, R60, R61, R62, R63, R64, R65, R66, R67, R68, R69, R70, R71, R72, R73, R74, R75, R76, R77, R78, R79, R80, R81, R82, R83, R84, R85, R86, R87, R88, R89, R90, R91, R92, R93, R94, R95, R96, R97, R98, R99, R100) and their positions, the invention achieves enhanced therapeutic outcomes through effective Btk inhibition while maintaining safety profiles.
2Reliability
If Btk inhibition is achieved to reduce B-cell activation, then therapeutic benefit is provided, but drug development complexity increases
Solution Approach 1:
The patent applies segmentation by dividing the complex Btk inhibition task into manageable compound series (Formula 1, Formula 2, Formula 3, Formula 4, Formula 5, Formula 6, Formula 7, Formula 8, Formula 9, Formula 10, Formula 11, Formula 12, Formula 13, Formula 14, Formula 15, Formula 16, Formula 17, Formula 18, Formula 19, Formula 20, Formula 21, Formula 22, Formula 23, Formula 24, Formula 25, Formula 26, Formula 27, Formula 28, Formula 29, Formula 30, Formula 31, Formula 32, Formula 33, Formula 34, Formula 35, Formula 36, Formula 37, Formula 38, Formula 39, Formula 40, Formula 41, Formula 42, Formula 43, Formula 44, Formula 45, Formula 46, Formula 47, Formula 48, Formula 49, Formula 50, Formula 51, Formula 52, Formula 53, Formula 54, Formula 55, Formula 56, Formula 57, Formula 58, Formula 59, Formula 60, Formula 61, Formula 62, Formula 63, Formula 64, Formula 65, Formula 66, Formula 67, Formula 68, Formula 69, Formula 70, Formula 71, Formula 72, Formula 73, Formula 74, Formula 75, Formula 76, Formula 77, Formula 78, Formula 79, Formula 80, Formula 81, Formula 82, Formula 83, Formula 84, Formula 85, Formula 86, Formula 87, Formula 88, Formula 89, Formula 90, Formula 91, Formula 92, Formula 93, Formula 94, Formula 95, Formula 96, Formula 97, Formula 98, Formula 99, Formula 100) with progressively optimized structures. Each formula represents a segmented approach to achieving effective Btk inhibition, allowing systematic development and testing of compounds with specific structural features that enhance B-cell activation control while managing development complexity.
3Measurement precision
If substituted amides are developed to inhibit Btk, then specificity to Btk activity is improved, but manufacturing complexity increases
Solution Approach 1:
The patent applies parameter changes by systematically varying the substituent parameters (R1 through R100) in the substituted amide structures to optimize Btk inhibition specificity. By controlling the chemical parameters such as substituent type, position, and configuration, the invention achieves high specificity for Btk activity inhibition. The manufacturing complexity is managed through standardized synthesis protocols for each compound series, where the core structure remains consistent and only specific substituent parameters need to be modified, allowing for scalable production while maintaining precision.
Data Source
AI summary
At least one chemical entity chosen from compounds of Formula 1 and pharmaceutically acceptable salts, solvates, chelates, non-covalent complexes, prodrugs, and mixtures thereof is described herein. Pharmaceutical compositions comprising at least one chemical entity of the invention, together with at least one pharmaceutically acceptable vehicle chosen from carriers adjuvants, and excipients, are described. Methods of treating patients suffering from certain diseases responsive to inhibition of Btk activity and/or B-cell activity are described. Methods for determining the presence of Btk in a sample are described.