carperidine carperidine carperidine is an opioid analgesic drug related to meperidine. it has analgesic and antitussive effects with similar potency to codeine, though several related compounds are significantly more potent. carperidineidentifiers iupac name ethyl 1-(3-amino-3-oxopropyl)-4-phenylpiperidine-4-carboxylate cas number7528-13-4 ypubchem cid24149chemspider22571uniilz6e4g9827chemblchembl2104584comptox dashboard (epa)dtxsid10226254 chemical and physical dataformulac17h24n2o3molar mass304.390 g·mol−13d model (jsmol)interactive image smiles ccoc(=o)c1(ccn(cc1)ccc(=o)n)c2=cc=cc=c2 inchi inchi=1s/c17h24n2o3/c1-2-22-16(21)17(14-6-4-3-5-7-14)9-12-19(13-10-17)11-8-15(18)20/h3-7h,2,8-13h2,1h3,(h2,18,20)key:ixzcncwedohvlk-uhfffaoysa-n