Quinoline alkaloids. Part 27. Synthesis of the Ptelea alkaloids pteleflorine, neohydroxylunine, O-methylhydroxyluninium salt and hydroxylunine
Abstract
Methods for the racemic syntheses of the Ptelea alkaloids, pteleflorine 12, neohydroxylunine 14, O-methylhydroxyluninium salt 15, hydroxylunine 16 and related compounds, are described. A more convenient method for the preparation of 1,3-benzodioxol-4-amine 3 is also reported.