3-Spirocyclic Piperidine Derivatives for Gastrointestinal Motility

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Solution Overview

Problem

Current treatments for gastrointestinal dysmotility and related disorders, such as gastroparesis and functional dyspepsia, lack effective pharmacological options that target the ghrelin receptor to improve motility and associated symptoms.

Innovation Solution

Development of 3-spirocyclic piperidine derivatives that act as ghrelin receptor agonists, providing a novel class of compounds capable of enhancing gastrointestinal motility and addressing conditions characterized by reduced or restricted motility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current treatments for gastrointestinal dysmotility are used, then existing therapeutic options are maintained, but effective pharmacological options targeting the ghrelin receptor are lacking

Engineering Contradiction:
Improveeffectiveness of treatmentVSAvoidavailability of targeted therapeutic options
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The invention segments the broad field of gastrointestinal motility disorders into a specific targetable pathway by identifying ghrelin receptor agonism as a distinct mechanism of action, allowing for specialized drug development that addresses unmet medical needs in this therapeutic area

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention changes the pharmacological parameter space by introducing compounds with specific molecular structures (3-spirocyclic piperidine derivatives) that exhibit ghrelin receptor agonist activity, thereby creating new therapeutic options with different mechanisms compared to existing treatments

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If novel ghrelin receptor agonists are developed, then treatment options for gastrointestinal dysmotility are enhanced, but the complexity of drug development increases

Engineering Contradiction:
Improveavailability of targeted therapeutic optionsVSAvoidcomplexity of compound structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The invention applies local quality by introducing specific functional groups and structural features at particular positions within the piperidine core structure, optimizing the compounds for ghrelin receptor binding while maintaining manageable synthetic complexity

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The invention uses composite molecular structures combining piperidine cores with various spirocyclic moieties and substituent groups, creating complex yet systematically designed molecules that target the ghrelin receptor with high specificity

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS8546416B23-spirocyclic piperidine derivatives as ghrelin receptor agonists
Publication Date: 2013.10.01 NOVARTIS AG
  • US8546416B2 patent drawing
  • US8546416B2 patent drawing
  • US8546416B2 patent drawing

AI summary

The invention relates to derivatives of formula (I),wherein the substituents are as defined in the specification; to processes for the preparation of such derivatives; pharmaceutical compositions comprising such derivatives; such derivatives as a medicament; such derivatives for the treatment of a disorder or a disease mediated by the ghrelin receptor.