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Design and Semisynthesis of Aminocannabinoids as Neurological Magic Shotguns
Zachary Stryker1, Stephen J Cutler1, T Chase Francis1,2
1Department of Drug Discovery and Biomedical Sciences, College of Pharmacy, University of South Carolina, Columbia, South Carolina 29208, United States.
Journal of Natural Products
|December 11, 2025
Summary
Aminergic cannabidiol derivatives were designed as neurological "magic shotguns" for central nervous system disorders. These compounds show enhanced affinity for key receptors, with one derivative acting as a sigma-1 receptor agonist.
Area of Science:
- Neuroscience
- Medicinal Chemistry
- Pharmacology
Background:
- Complex central nervous system (CNS) disorders require innovative treatments.
- Natural products like cannabidiol (CBD) offer polypharmacological potential for CNS targets.
- Neurological "magic shotguns" aim for multi-target engagement in CNS disorders.
Purpose of the Study:
- To computationally design, synthesize, and screen aminergic cannabidiol derivatives as potential neurological magic shotguns.
- To evaluate the binding affinities of these derivatives against various CNS receptors.
- To investigate the functional activity of promising derivatives in neuronal models.
Main Methods:
- Computational design and semi-synthesis of 22 aminergic cannabidiol derivatives.
- Radioligand binding assays to determine receptor affinities.
- Whole-cell patch clamp electrophysiology in mouse primary hippocampal neurons.
Main Results:
- Aminergic derivatives exhibited higher affinities for serotonin, dopamine, and sigma receptors compared to CBD.
- Compounds 8d and 8e showed significantly improved affinity for sigma-1 receptors (Ki = 4.8 nM and 8.3 nM, respectively).
- Compound 8e demonstrated functional agonism at sigma-1 receptors, potentiating N-methyl-D-aspartate (NMDA) receptors in neurons.
Conclusions:
- Aminergic cannabidiol derivatives show promise as neurological magic shotguns.
- Compound 8e acts as a sigma-1 receptor agonist, modulating NMDA receptor activity.
- Derivatives of natural products like CBD may offer new therapeutic strategies for CNS disorders.
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