Tags: Drug.
JWH-424 is a drug from the naphthoylindole family which acts as a cannabinoid agonist at both the CB1 and CB2 receptors but with moderate selectivity for CB2 having a Ki of 5.44nM at CB2 vs 20.9nM at CB1. The heavier 8-iodo analogue is even more CB2 selective with its 2-methyl derivative having 40x selectivity for CB2.