Tandem lithium-ene cyclization and thiophenoxide expulsion to produce fused vinylcyclopropanes: First observation of allylic lithium oxyanion-inducedreactivity and stereoselectivity in intramolecular carbolithiation
D. Cheng et al., Tandem lithium-ene cyclization and thiophenoxide expulsion to produce fused vinylcyclopropanes: First observation of allylic lithium oxyanion-inducedreactivity and stereoselectivity in intramolecular carbolithiation, J AM CHEM S, 122(2), 2000, pp. 412-413