Cannabinoid Quinone Derivatives for PPARγ Agonism

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Solution Overview

Problem

Current PPARγ agonists exhibit low efficiency in binding to PPARγ and often have high toxicity, limiting their effectiveness in treating PPARγ-related diseases.

Innovation Solution

Development of cannabinoid quinone derivatives, such as CBG-Q and FM-CBD-Q, which are synthesized from natural cannabinoids like CBD and CBG, featuring specific radicals that enhance binding affinity to PPARγ and reduce cytotoxicity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current PPARγ agonists are used to treat PPARγ-related diseases, then therapeutic effect is achieved, but toxicity increases

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

Solution Approach 1:

The patent modifies the chemical structure of cannabinoid compounds by introducing quinone derivatives and specific radical substitutions (R1, R2, R3 groups) to change the binding parameters of PPARγ agonists. This structural parameter change enhances binding affinity and selectivity, improving therapeutic efficacy while reducing off-target toxicity effects

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention creates composite chemical structures by combining cannabinoid core structures with quinone functional groups and various substituent radicals. This composite approach generates new molecules that maintain the beneficial PPARγ agonistic activity of cannabinoids while the quinone moiety provides improved pharmacokinetic properties and reduced toxicity

Inventive Principle:
Principle #40Composite materials

2Reliability

If current PPARγ agonists are used to treat PPARγ-related diseases, then therapeutic effect is achieved, but binding efficiency remains low

Engineering Contradiction:
Improvetherapeutic effectVSAvoidbinding efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent systematically varies chemical parameters including the type of radical substituents (R1=H, OH, CHO, COOH; R2=cyclohexene, alkene; R3=OH, OCH3), the position of substitution, and the quinone ring structure to optimize binding efficiency. These parameter changes result in derivatives with significantly enhanced PPARγ binding affinity compared to parent cannabinoids

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention introduces specific local modifications at particular positions on the cannabinoid molecule (positions indicated by R1, R2, R3 substituents). These localized quality changes at specific molecular sites enhance the interaction with PPARγ binding pockets, improving binding efficiency without compromising overall molecular stability

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS8772349B2Cannabinoid quinone derivatives
Publication Date: 2014.07.08 EMERALD HEALTH PHARMACEUTICALS INC
  • US8772349B2 patent drawing
  • US8772349B2 patent drawing
  • US8772349B2 patent drawing

AI summary

Cannabinoid quinone derivatives. The present invention refers to cannabinoid quinone derivatives to be used as medicaments, particularly as PPAR gamma (PPARg) agonists for treating diseases which etiology is based on an impaired PPARg function as transcription factor i.e. PPARg-related diseases.