Originally, N-methyl-2-AI Hcl CAS # 10408-85-2 or (NM-2AI) Aminoindanes (AIs) is studied as semi-rigid phenylethylamine congeners that are psychoactive alkaloids. N-methyl-2-AI is an AI that decreases nociception in mice and prevents exploratory activity.1 There has been no elucidation of its physiological and toxicological properties in humans. The purpose of this product is for forensic and research purposes.