1-(beta-Ethoxyphenethyl)piperidine 1-(beta-Ethoxyphenylethyl)piperidine 5-20-02-00204 (Beilstein Handbook Reference) 6722-47-0 BRN 0176227 NSC 220266 Piperidine, 1-(2-ethoxy-2-phenylethyl)- (9CI) Piperidine, 1-(beta-ethoxyphenethyl)-