1179984-00-9Relevant academic research and scientific papers
Regiospecific and stereoselective syntheses of (±) morphine, codeine, and thebaine via a highly stereocontrolled intramolecular 4 + 2 cycloaddition leading to a phenanthrofuran system
Stork, Gilbert,Yamashita, Ayako,Adams, Julian,Schulte, Gary R.,Chesworth, Richard,Miyazaki, Yoji,Farmer, Jay J.
, p. 11402 - 11406 (2009)
Total syntheses of the morphine alkaloids are described that use a direct stereoselective formation of the phenanthrofuran system via an intramolecular 4 + 2 cycloaddition of a diene tethered to the 4-position of a 7-methoxybenzofuran-3-carboxylic acid es
