Collect. Czech. Chem. Commun. 2000, 65, 555-560

Helical Phenanthrenes, Part 5. Synthesis of Pentahelicene-7,8-dione via Intramolecular Benzoin Condensation

Anja Modler-Spreitzer, Rainer Fritsch and Albrecht Mannschreck*

Institut für Organische Chemie, Universität Regensburg, D-93040 Regensburg, Germany

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