Synthesis and Spectroscopic Studies of E
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W. Brad Wan; Ryan C. Chiechi; Timothy J. R. Weakley; Michael M. Haley
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Article
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2001
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John Wiley and Sons
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English
⚖ 357 KB
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Dehydrobenzoannulene derivatives 5-7 containing isolated alkene linkages were synthesized by combining an in-situ Pd/Cu-mediated cross-coupling with an intramolecular cyclization strategy. 1 H NMR studies of these macrocycles and comparison with related systems verify that highly alkynyl-