C4′-Substituted Cannabinoid Derivative for Anticonvulsant Activity

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Solution Overview

Problem

Current cannabinoid-based treatments for conditions like epilepsy and seizures, particularly generalized seizures and tonic-clonic seizures, are not sufficiently effective, necessitating the development of more potent therapeutic options.

Innovation Solution

A synthetic cannabinoid compound, (1'R,2'R)-5'-methyl-4-(1-methyl-1H-pyrazol-4-yl)-2'-(prop-1-en-2-yl)-1',2',3',4'-tetrahydro-[1,1'-biphenyl]-2,6-diol, is developed, which can be administered via various routes and formulated into pharmaceutical compositions for treating conditions such as epilepsy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current cannabinoid-based treatments are used, then treatment coverage is provided, but treatment effectiveness is insufficient for epilepsy and seizures

Engineering Contradiction:
Improvetreatment effectivenessVSAvoidseizure occurrence
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent applies parameter changes by modifying the chemical structure of existing cannabinoids to create novel derivatives with enhanced pharmacological properties. Specifically, the invention introduces substitutions at the C4' position of the cannabidiol core structure, creating compounds with improved affinity for cannabinoid receptors and enhanced anticonvulsant activity compared to natural cannabinoids

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs composite materials by combining the cannabidiol core structure with various substituent groups (such as halogen atoms, alkyl groups, or aryl groups) to create hybrid molecular structures. These composite cannabinoid derivatives integrate the beneficial properties of the parent CBD molecule with additional functional groups that enhance therapeutic effectiveness against seizures

Inventive Principle:
Principle #40Composite materials

2Reliability

If more potent cannabinoid derivatives are developed, then treatment effectiveness improves, but compound complexity increases

Engineering Contradiction:
Improveanticonvulsant activityVSAvoidmolecular structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies segmentation by dividing the modification strategy into systematic categories: substitutions at specific positions (C4'), different types of substituents (halogens, alkyl, aryl groups), and various attachment patterns. This segmented approach allows for methodical exploration of structure-activity relationships while maintaining manageable complexity through organized synthesis routes

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements local quality by introducing substitutions specifically at the C4' position of the cannabidiol structure rather than modifying the entire molecule. This localized modification strategy enhances therapeutic activity while minimizing overall structural complexity, allowing the core pharmacophore to remain recognizable and functional

Inventive Principle:
Principle #3Local quality

Data Source

PatentEP4262979B1Cannabinoid derivative as a pharmaceutically active compound and method of preparation thereof
Publication Date: 2025.10.29 JAZZ PHARM RES UK LTD
  • EP4262979B1 patent drawingFigure 1
  • EP4262979B1 patent drawingFigure 2
  • EP4262979B1 patent drawingFigure 3A~3B

AI summary

The present invention relates to a cannabinoid derivative as a pharmaceutically active compound and method of preparation thereof. The cannabinoid derivative of the invention is an analogue of cannabidiol (CBD). CBD is a non-psychoactive cannabinoid which has been used to treat various diseases and disorders. While such treatments hold promise, there remains a need in the art for more effective treatments and this has been brought about by way of the cannabinoid derivative of the invention.