Substituted Pyrrolidine Amides for Selective Glucocorticoid Modulation

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Solution Overview

Problem

Chronic glucocorticoid treatment for inflammatory diseases is hindered by adverse effects such as insulin resistance, diabetes, hypertension, and muscle wasting, necessitating the development of novel anti-inflammatory drugs with reduced side effects.

Innovation Solution

Development of novel compounds that act as selective modulators of the glucocorticoid receptor, specifically designed to preferentially activate anti-inflammatory pathways while minimizing the activation of pathways leading to adverse effects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If glucocorticoids are used to treat inflammatory diseases, then anti-inflammatory effects are achieved, but adverse effects such as insulin resistance, diabetes, hypertension, and muscle wasting occur

Engineering Contradiction:
Improveanti-inflammatory efficacyVSAvoidadverse effects
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent applies local quality by designing glucocorticoid receptor modulators with specific molecular structures (formula I) that selectively activate anti-inflammatory pathways while avoiding pathways leading to adverse effects. The compounds are engineered to have differentiated interaction patterns with the glucocorticoid receptor, creating localized functional selectivity at the molecular level to achieve beneficial effects at specific biological targets while sparing other pathways.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent employs parameter changes by systematically varying molecular parameters of the glucocorticoid receptor modulators, including substituent groups (R1-R6), stereochemistry, and structural features. These parameter modifications enable fine-tuning of the compounds' selectivity profiles, allowing optimization of anti-inflammatory potency while minimizing activation of pathways associated with adverse effects such as metabolic disturbances and muscle wasting.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If glucocorticoids are discontinued abruptly, then treatment can be stopped, but severe withdrawal symptoms occur due to adrenal suppression

Engineering Contradiction:
Improvetreatment discontinuationVSAvoidwithdrawal symptoms
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The patent applies parameter changes by developing glucocorticoid receptor modulators with optimized pharmacokinetic and pharmacodynamic parameters. The compounds are designed to have favorable half-lives, bioavailability, and tissue distribution characteristics that enable smoother tapering and reduce adrenal suppression. These parameter optimizations allow for more flexible dosing regimens and reduce the severity of withdrawal symptoms when treatment is discontinued.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12344605B2Substituted pyrrolidine amides II
Publication Date: 2025.07.01 GRUNENTHAL GMBH
  • US12344605B2 patent drawing
  • US12344605B2 patent drawing
  • US12344605B2 patent drawing

AI summary

The invention relates to compounds according to general formula (I),which act as modulators of the glucocorticoid receptor and can be used in the treatment and/or prophylaxis of disorders which are at least partially mediated by the glucocorticoid receptor.