An Efficient Access to Aspermytin A and Oblongolide C through an Intramolecular Nitrile Oxide–Alkene [3+2] Cycloaddition
Received: 15 October 2012
Accepted after revision: 05 November 2012
04 December 2012 (eFirst)
The second generation synthesis of (+)-aspermytin A and the first total synthesis of (–)-oblongolide C have been accomplished employing an intramolecular nitrile oxide–alkene [3+2] cycloaddition as the key step.