JWH-015

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JWH-015
File:JWH-015.svg
Systematic (IUPAC) name
(2-Methyl-1-propyl-1H-indol-3-yl)-1-naphthalenylmethanone
Legal status
Legal status
  • Legal
Identifiers
CAS Number 155471-08-2
PubChem CID 4273754
Chemical data
Formula C23H21NO
Molar mass 327.43 g/mol[[Script error: No such module "String".]]
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JWH-015 is a chemical from the naphthoylindole family, which acts as a subtype-selective cannabinoid agonist. Its affinity for CB2 receptors is 13.8nM, while its affinity for CB1 is 383nM, meaning that it binds almost 28x more strongly to CB2 than CB1.[1] However it still displays some weak CB1 activity, and is not as selective as newer drugs such as JWH-133.[2] It has been shown to possess immunomodulatory effects,[3][4] and CB2 agonists may be useful in the treatment of pain and inflammation.[5][6] It was discovered and named after Dr. John W. Huffman.

Metabolism

JWH-015 has been shown in vitro to be metabolised primarily by hydroxylation and N-dealkylation, and also by epoxidation of the naphthalene ring,[7] similar to the metabolic pathways seen for other aminoalkylindole cannabinoids such as WIN 55,212-2.[8] Epoxidation of polycyclic aromatic hydrocarbons can produce carcinogenic metabolites, although there is no evidence to show that JWH-015 or other aminoalkylindole cannabinoids are actually carcinogenic in vivo.

References

  1. Aung MM, Griffin G, Huffman JW, Wu MJ, Keel C, Yang B, Showalter VM, Abood ME, Martin BR. Influence of the N-1 alkyl chain length of cannabimimetic indoles upon CB1 and CB2 receptor binding. Drug and Alcohol Dependence 2000; 60:133-140.
  2. Marriott KS, Huffman JW. Recent advances in the development of selective ligands for the cannabinoid CB(2) receptor. Current Topics in Medicinal Chemistry. 2008;8(3):187-204. PMID 18289088
  3. Ghosh S, Preet A, Groopman JE, Ganju RK. Cannabinoid receptor CB2 modulates the CXCL12/CXCR4-mediated chemotaxis of T lymphocytes. Molecular Immunology. 2006 Jul;43(14):2169-79. PMID 16503355
  4. Montecucco F, Burger F, Mach F, Steffens S. CB2 cannabinoid receptor agonist JWH-015 modulates human monocyte migration through defined intracellular signaling pathways. American Journal of Physiology. Heart and Circulatory Physiology. 2008 Mar;294(3):H1145-55. PMID 18178718
  5. Ehrhart J, Obregon D, Mori T, Hou H, Sun N, Bai Y, Klein T, Fernandez F, Tan J, Shytle RD. Stimulation of cannabinoid receptor 2 (CB2) suppresses microglial activation. Journal of Neuroinflammation. 2005 Dec 12;2:29. PMID 16343349
  6. Romero-Sandoval A, Eisenach JC. Spinal cannabinoid receptor type 2 activation reduces hypersensitivity and spinal cord glial activation after paw incision. Anesthesiology. 2007 Apr;106(4):787-94. PMID 17413917
  7. Zhang Q, Ma P, Cole RB, Wang G. Identification of in vitro metabolites of JWH-015, an aminoalkylindole agonist for the peripheral cannabinoid receptor (CB2) by HPLC-MS/MS. Analytical and Bioanalytical Chemistry. 2006 Nov;386(5):1345-55. PMID 16955257
  8. Zhang Q, Ma P, Iszard M, Cole RB, Wang W, Wang G. In vitro metabolism of R(+)-[2,3-dihydro-5-methyl-3-[(morpholinyl)methyl]pyrrolo [1,2,3-de]1,4-benzoxazinyl]-(1-naphthalenyl) methanone mesylate, a cannabinoid receptor agonist. Drug Metabolism and Disposition. 2002 Oct;30(10):1077-86. PMID 12228183