1970 年 18 巻 4 号 p. 671-676
One-step preparation of the pyrrolidinyl dienamine and the enol ethers including thebaine, which is only known Δ6, 8-diene compound in the morphine alkaloids, from O, N-disubstituted-normorphinones including codeinone were described. The Δ6, 8-diene compounds were oxidized to O, N-disubstituted-14-hydroxy-normorphinones with 30% hydrogen peroxide in formic acid.