A new codeinone derivative was synthesized starting with northebaine which might be of interest with regard to the question of opiate-receptor affinity in the sense of its rigidity near the anionic side of the alkaloid.
A new codeinone derivative was synthesized starting with northebaine which might be of interest with regard to the question of opiate-receptor affinity in the sense of its rigidity near the anionic side of the alkaloid.