Chemistry, Potency, and Stability: How HHC Differs from THC at the Molecular Level Hexahydrocannabinol (HHC) and tetrahydrocannabinol (THC) share a common cannabis origin but diverge in structure, production, and how they behave once consumed. THC—specifically delta-9 THC—is the primary psychoactive compound in cannabis. HHC, by contrast, is a hydrogenated derivative of THC. In simple terms,…