title: alpha-Methylene butyrolactone from Erythronium americanum.
authors.forename: C J
authors.initials: CJ
authors.lastname: CAVALLITO
authors.forename: T H
authors.initials: TH
authors.lastname: HASKELL
mesh_terms: D006801:Humans; D007783:Lactones; D008697:Methane / Q000031:analogs & derivatives
chemical_list: D007783:Lactones; C030011:carbene; D008697:Methane