A diastereoselective 6π-electrocyclic ring closure employing halogen-substituted 3-amidotrienes via a 1,6-remote asymmetric induction is described. This new asymmetric manifold for pericyclic ring closure further underscores the significance of the allenamide chemistry.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3010762 | PMC |
http://dx.doi.org/10.1021/ol102693e | DOI Listing |
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