" 4-piperidinol, 3-ethyl-1-methyl-4-phenyl-, propionate ester"@en . "beta-3-Ethyl-1-methyl-4-phenyl-4-propionoxypiperidine"@en . "(3-ethyl-1-methyl-4-phenyl-piperidin-4-yl) propanoate"@en . "experimental"@en . . . "Betameprodinum "@en . "Meprodine"@en . . "468-50-8"@en . "Nu 1732"@en . "Betameprodine is an opioid analgesic classified by the United States Drug Enforcement Administration under Schedule I of illegal substances. The stereoisomer alphameprodine is similarly classified, and was more widely used. Betameprodine is a structural analogue of meperidine. It exerts physiological effects characteristic of opioids, such as analgesia, euphoria and sedation -- as well as itching, nausea, and respiratory depression. "@en . . . . . . . . "Nu-1932"@en . . "illicit"@en . "beta-1-Methyl-3-ethyl-4-phenyl-4-propionoxy-piperidin"@en . . "AC1L1UK6"@en . . . . "Betameprodina "@en . . . . . . . "(3-ethyl-1-methyl-4-phenylpiperidin-4-yl) propanoate"@en . . . . . . . . . . "Betameprodine"@en . "propionic acid (3-ethyl-1-methyl-4-phenyl-4-piperidyl) ester"@en . . . . "207-407-4"@en . . "468-50-8"@en . . .