Propoxyphene napsylate

Propoxyphene Napsylate is a synthetic diphenyl propionate derivative structurally related to methadone, Propoxyphene Napsylate functions as a central narcotic and analgesic agent by interaction with mu opioid receptors, but with less selectivity then morphine. The dextro-isomer has analgesic effect, while the levo-isomer exerts an antitussive effect. Its therapeutic use is listed as analgesics. The directory classifies it as a discontinued API with a synthetic source/manufacturing origin. Other names for this substance include Dextropropoxyphene napsilate and Darvon N. It is listed as a controlled drug substance (Schedule IV). Its PubChem CID is 28332.

CAS No 17140-78-2
Molecular Formula C32H37NO5S
Molecular Weight 547.7 g/mol
Synonyms [(2S,3R)-4-(dimethylamino)-3-methyl-1,2-diphenylbutan-2-yl] propanoate;naphthalene-2-sulfonic acid

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