Novel analgesics and molecular rearrangements in the morphine–thebaine group. Part VIII. 7-Alkyl-6,14-endo-ethenotetrahydrothebaine and related compounds
Abstract
The preparation of 7-alkyl derivatives of 6,14-endo-ethenotetrahydrothebaine and 6,14-endo-ethenotetrahydro-oripavine, including N-alkyl, N-alkenyl, and N-cyclopropylmethyl analogues, is described.