Journal of the Chemical Society. Chemical communications p. 499 - 500 (1994)
Update date:2022-08-11
Topics:
Honda
Ishikawa
Yamane -i.
Enantiospecific syntheses of (-)-anhydronupharamine, (-)-nupharamine, (-)-nuphenine, and (+)-3-epinupharamine are achieved starting from (-)- or (+)-carvone as chiral sources, in which a regioselective reductive fragmentation of the cyclopentane derivatives and an intramolecular aza-Wittig reaction were involved as key reactions.
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