Diels-Alder Additions of Benzynes within Helicene Skeletons David Zhigang Wang, Thomas J. Katz, James Golen, and Arnold L. Rheingold J. Org. Chem.; 2004; 69(22) pp 7769 - 7771 DOI Graphical Abstract
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Preparation of Helicenes through Olefin Metathesis Shawn K. Collins, Alain Grandbois, Martin P. Vachon, Julie Côté Angewandte Chemie International Edition Volume 45, Issue 18 , Pages 2923 - 2926 2006Abstract
