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“The Great Escape” from Antiaromaticity:  Reduction of Strained Pyrenes

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journal contribution
posted on 25.01.2003, 00:00 by Ivan Aprahamian, Graham J. Bodwell, James J. Fleming, Gregory P. Manning, Michael R. Mannion, Tuvia Sheradsky, Rudolf J. Vermeij, Mordecai Rabinovitz
The two-electron reduction of strained pyrenes ([7](2,7)pyrenophanes) with lithium metal leads to the formation of a new σ-bond as a means to “escape” strained antiaromaticity.