JWH-210 is an

analgesic An analgesic drug, also called simply an analgesic, antalgic, pain reliever, or painkiller, is any member of the group of drugs used for pain management. Analgesics are conceptually distinct from anesthetics, which temporarily reduce, and in s ...

chemical from the naphthoylindole family, which acts as a potent

cannabinoid Cannabinoids () are several structural classes of compounds found primarily in the ''Cannabis'' plant or as synthetic compounds. The most notable cannabinoid is the phytocannabinoid tetrahydrocannabinol (THC) (delta-9-THC), the primary psychoact ...

agonist at both the CB₁ and CB₂ receptors, with K_i values of 0.46 nM at CB₁ and 0.69 nM at CB₂. It is one of the most potent 4-substituted naphthoyl derivatives in the naphthoylindole series, having a higher

binding affinity In biochemistry and pharmacology, a ligand is a substance that forms a complex with a biomolecule to serve a biological purpose. The etymology stems from Latin ''ligare'', which means 'to bind'. In protein-ligand binding, the ligand is usuall ...

(i.e. lower K_i) at CB₁ than both its 4-methyl and 4-''n''-propyl homologues JWH-122 (CB₁ K_i 0.69 nM) and JWH-182 (CB₁ K_i 0.65 nM) respectively, and than the 4-methoxy compound JWH-081 (CB₁ K_i 1.2 nM). It was discovered by and named after John W. Huffman. JWH-210 may be neurotoxic to animals when administered in high doses.

Legal status

In the United States, all CB₁ receptor agonists of the 3-(1-naphthoyl)indole class such as JWH-210 are

Schedule I Controlled Substance The Controlled Substances Act (CSA) is the statute establishing federal U.S. drug policy under which the manufacture, importation, possession, use, and distribution of certain substances is regulated. It was passed by the 91st United State ...

s. JWH-210 and JWH-122 were banned in Sweden on 1 October 2010 as hazardous goods harmful to health, after being identified as ingredients in "herbal" synthetic cannabis products. The substances JWH-210, JWH-122 and

JWH-203 JWH-203 (1-pentyl-3-(2-chlorophenylacetyl)indole) is an analgesic chemical from the phenylacetylindole family that acts as a cannabinoid agonist with approximately equal affinity at both the CB1 and CB2 receptors, having a Ki of 8.0 nM a ...

were classified as illegal drugs by the Swedish government as of 1 September 2011. As of October 2015 JWH-210 is a controlled substance in China.

References

{{Cannabinoids JWH cannabinoids Naphthoylindoles Designer drugs CB1 receptor agonists CB2 receptor agonists

Legal status

See also

References