MDPHP (3′,4′-Methylenedioxy-α-pyrrolidinohexiophenone) MDPHP belongs to the synthetic cathinone family. Researchers and users often call it a “designer stimulant.” It shares structural similarities with MDPV, α-PVP, and other pyrovalerones. The full chemical name is 3′,4′-methylenedioxy-α-pyrrolidinohexiophenone. People first reported MDPHP around 2014–2015 on online research chemical forums. Since then, it has appeared sporadically in Europe, the United […]