Codeine analogs. Synthesis of spiro[benzofuran-3(2H)4'-piperidines] and octahydro-1H-benzofuro[3,2-e]isoquinolines
- 1 December 1981
- journal article
- research article
- Published by American Chemical Society (ACS) in The Journal of Organic Chemistry
- Vol. 46 (25), 5064-5074
- https://doi.org/10.1021/jo00338a003