4-CL-PPP Crystal 4-CL-PPP 4-CL-PPP is believed to act similarly to the designer drug α-PPP, which acts as a norepinephrine-dopamine reuptake inhibitor (NDRI), although no substantial research on this compound has been conducted. This product is intended for research and forensic applications 4-CL-PPP It’s similar to a-PPP chemical Other name: 4-chlorophenyl-pyrrolidin-propan-one IUPAC name: 1-(4-chlorophenyl)-2-(pyrrolidin-1-yl)propan-1-one Formula: C13H16ClNO Purity: 99,6% min Appearance: white powderwhite crystals