pcpr pcpr pcpr is an arylcyclohexylamine dissociative anesthetic drug with hallucinogenic and stimulant effects. it is around the same potency as phencyclidine, although slightly less potent than its ethyl homologue eticyclidine, and has reportedly been sold as a designer drug in germany and other european countries since the late 1990s. pcprclinical dataatc codenonelegal statuslegal status ca: schedule iii de: anlage i (authorized scientific use only) uk: class b identifiers iupac name 1-phenyl-n-propylcyclohexanamine cas number18949-81-0chemspider521518 yunii6h9b5s0i6scomptox dashboard (epa)dtxsid20172359 chemical and physical dataformulac15h23nmolar mass217.356 g·mol−13d model (jsmol)interactive image smiles n(ccc)c2(c1ccccc1)ccccc2 inchi inchi=1s/c15h23n/c1-2-13-16-15(11-7-4-8-12-15)14-9-5-3-6-10-14/h3,5-6,9-10,16h,2,4,7-8,11-13h2,1h3 ykey:khxntqrmmgxpqw-uhfffaoysa-n y (verify) several other related derivatives have also been encountered, with the n-propyl group of pcpr replaced by a 2-methoxyethyl, 2-ethoxyethyl or 3-methoxypropyl group to form pcmea, pceea and pcmpa respectively. pcmea, pceea and pcmpa