It’s similar to MDPV Other names: 4-MeO-α-PVP, 4-methoxy-α-Pyrrolidinovalerophenone, 4’-methoxy-2-(1-pyrrolidinyl)-Valerophenone IUPAC name: 1-(4-methoxyphenyl)-2-(1-pyrrolidinyl)-1-pentanone CAS number: 5537-19-9 Formula: C16H23NO2 Purity: 99,6% min Appearance: white powder