Chemical and Physical Properties of the THC Molecule –

Tetrahydrocannabinol, also known as dronabinol, is the main psychoactive substance found in the Cannabis plant. It was isolated by Raphael Mechoulam, Yechiel Gaoni, and Habib Edery from the Weizmann Institute in Rehovot, Israel in 1964. In pure form, it is a glassy solid when cold, and becomes viscous and sticky if warmed. An aromatic terpenoid, THC has a very low solubility in water, but good solubility in most organic solvents such as butane or hexane. As is the case with nicotine and caffeine, the role of THC in Cannabis, it seems, is to protect the plant from herbivores or pathogens. [2] THC also possesses high UV-B (280-315 nm) absorption properties, protecting the plant from harmful