CP 55,244


CP 55,244, a chemical compound, serves as a potent agonist of cannabinoid receptors. Renowned for its analgesic properties, it finds significant utility in scientific investigations. With an extraordinary potency, CP 55,244 emerges as an extremely formidable CB1 full agonist, boasting a remarkable Ki of 0.21 nM, surpassing the commonly employed full agonist HU-210.

IUPAC name
CAS Number79678-32-3 
PubChem CID133254
CompTox Dashboard (EPA)DTXSID701000660
Chemical and physical data
Molar mass402.619 g·mol−1


1. What is CP 55,244?

CP 55,244 is a chemical compound renowned for its role as a potent agonist of cannabinoid receptors. It is frequently used in scientific research.

2. What are the main effects or properties of CP 55,244?

CP 55,244 is known for its analgesic (pain-relieving) effects. It exhibits high potency as a full agonist for the CB1 cannabinoid receptor.

3. How potent is CP 55,244 compared to other cannabinoids?

CP 55,244 is an extremely potent CB1 full agonist, with a Ki (binding affinity) of 0.21 nM, making it more potent than commonly used full agonists like HU-210.

4. Is CP 55,244 used for medical purposes or treatment?

CP 55,244 is primarily used as a research tool and has not been approved for medical or therapeutic applications in humans.

5. What is the significance of CP 55,244 in scientific research?

Researchers use CP 55,244 to study the endocannabinoid system and explore its potential applications in understanding pain mechanisms and cannabinoid receptor interactions.

6. Are there any known side effects or risks associated with CP 55,244?

Since CP 55,244 is mainly used in controlled laboratory settings, its potential side effects and risks for human use need to be well-documented. Researchers need to handle it with care.

7. Can individuals access CP 55,244 for personal use or self-medication?

CP 55,244 is not intended for personal use or self-medication and is typically available only to authorized researchers and laboratories.

8. Is CP 55,244 legal to possess or use?

The legal status of CP 55,244 may vary by region and country. It is crucial to be aware of local laws and regulations regarding the possession and use of synthetic cannabinoids.

9. Where can researchers obtain CP 55,244 for their studies?

Researchers typically acquire CP 55,244 through authorized suppliers and laboratories specializing in chemical compounds for scientific investigation. Proper licensing and permissions are typically required for its acquisition.

10. How can I learn more about the research involving CP 55,244?

To delve deeper into research and findings related to CP 55,244, you can explore scientific journals and publications focused on the endocannabinoid system and cannabinoid receptor studies.


  1. Melvin LS, Milne GM, Johnson MR, Wilken GH, Howlett AC. “Unraveling Structure-Activity Relationships of the ACD-Tricyclic Cannabinoids: Insights into Cannabinoid Receptor Binding and Analgesic Effects.” Unearthed in Drug Design and Discovery, November 1995, Volume 13, Issue 2, Pages 155–166. PMID 8872458.
  2. Griffin G, Wray EJ, Martin BR, Abood ME (October 1999). “Distinguishing Cannabinoid Agonists from Antagonists through Receptor Binding in the Rat Cerebellum.” Discovered in the British Journal of Pharmacology, Volume 128, Issue 3, Pages 684–688. doi:10.1038/sj.bjp.0702806. PMC 1571656. PMID 10516649.

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