Asymmetric reductive cyclization using the intramolecular conjugate addition of enolates onto α,β-unsaturated sulfoxides

Article abstract of DOI:10.1016/S0040-4039(97)10414-2

Li(sec-Bu)₃BH-mediated reductive cyclization of optically pure 8-(S)- p-tolylsulfinyl)-(2E,7Z)-octadienoate 9 and 7-(p-tolylsulfinyl)-2,6- heptadienoate 16 afforded trans-2-(p-tolylsulfinyl)-methyl)cyclohexane-1- carboxylate and trans-2(p-tolyl