Studies on morphinan derivatives. I. The synthesis of several new 3-substituted derivatives of N-methylmorphinan having antitussive activities.
D000818:Animals; D000996:Antitussive Agents / Q000138:chemical synthesis* / Q000494:pharmacology / Q000633:toxicity; D002415:Cats; D007928:Lethal Dose 50; D009019:Morphinans / Q000138:chemical synthesis* / Q000494:pharmacology / Q000633:toxicity; D051381:Rats
D000996:Antitussive Agents; D009019:Morphinans