buy DPT online Description DescriptionN, N-Dipropyltryptamine is a psychedelic entheogen belonging to the tryptamine family, first reported in 1973. It is found either as a crystalline hydrochloride salt or as an oily or crystalline base. It has not been found to occur endogenously. Wikipedia Molar mass: 244.38 g/mol ChemSpider ID: 5866 Melting point: 174.5 to 178 °C (346.1 to 352.4 °F) Formula: C16H24N2 PubChem CID: 6091.