title: Total synthesis of heliophenanthrone.
abstract: The total synthesis of rac-heliophenanthrone (3a) was achieved by a convergent approach, making use of a transition-metal-catalyzed domino process with an intramolecular Diels-Alder reaction at an isobenzopyrylium cation as key step.
authors: Fakultät für Chemie, Ruhr-Universität Bochum, Universitätsstrasse 150, D-44780 Bochum, Germany. gerald.dyker@rub.de
authors: Gerald
authors: G
authors: Dyker
authors: Dirk
authors: D
authors: Hildebrandt
mesh_terms: D002384:Catalysis; D002412:Cations; D008670:Metals / Q000737:chemistry*; D015394:Molecular Structure; D010616:Phenanthrenes / Q000138:chemical synthesis*; D011743:Pyrimidines / Q000737:chemistry; D028561:Transition Elements / Q000737:chemistry*
chemical_list: D002412:Cations; D008670:Metals; D010616:Phenanthrenes; D011743:Pyrimidines; D028561:Transition Elements; C474393:benzopyridopyrimidine; C473999:heliophenanthrone