α-Pyrrolidinobutiophenone (hydrochloride)

4-Methyl-α-pyrrolidinobutiophenone (MPBP; ) is a synthetic cathinone with psychoactive properties that has recently been identified in party pills and powders. α-Piperidinobutiophenone is an analog of MPBP that lacks the 4-methyl group. The biological and toxicological properties of this compound are unknown. This product is intended for forensic and research applications.