UR-144 N-(2-hydroxypentyl) isomer is a synthetic cannabinoid that differs from the parent compound, UR-144 (Item No. 11502), by the addition of a hydroxyl group to the alkyl chain. It is a potential metabolite of UR-144, based on the first pass metabolism of similar compounds by cytochrome P450 in the liver.1,2 The physiological and toxicological properties of this compound have not been studied. This product is intended for forensic and research applications.WARNING This product is not for human or veterinary use.