title: Total synthesis of (-)-huperzine A.
abstract: The total synthesis of (-)-huperzine A was accomplished in 23 steps from a commercially available anhydride. Our synthetic route features a facile construction of the bicyclo[3.3.1] skeleton equipped with proper functionalities to introduce the remaining substructures.
authors.affiliation: Graduate School of Pharmaceutical Sciences, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan.
authors.forename: Takahiro
authors.initials: T
authors.lastname: Koshiba
authors.forename: Satoshi
authors.initials: S
authors.lastname: Yokoshima
authors.forename: Tohru
authors.initials: T
authors.lastname: Fukuyama
mesh_terms: D000470:Alkaloids; D003500:Cyclization; D015394:Molecular Structure; D012717:Sesquiterpenes / Q000138:chemical synthesis* / Q000737:chemistry; D013237:Stereoisomerism
chemical_list: D000470:Alkaloids; D012717:Sesquiterpenes; C050426:huperzine A