First examples of the catalytic asymmetric ring-opening of meso 1,2-dioxines utilising cobalt(II) complexes with optically active tetradentate Schiff base ligands: formation of enantio-enriched cyclopropanes

Avery, T.Jenkins, N.Kimber, M.Lupton, D.Taylor, D.2007-02-252007-02-252002Chemical Communications, 2002; 1(1):28-291359-73451364-548Xhttp://hdl.handle.net/2440/4409© The Royal Society of Chemistry 2002The combination of chiral cobalt β-ketoiminato or cobalt salen complexes and meso 1,2-dioxines leads to catalytic asymmetric ring-opening affording enantio-enriched cis ghydroxy enones; subsequent capture by an ylide affords enantio-enriched cyclopropanes.enFirst examples of the catalytic asymmetric ring-opening of meso 1,2-dioxines utilising cobalt(II) complexes with optically active tetradentate Schiff base ligands: formation of enantio-enriched cyclopropanesJournal article002002041310.1039/b109187p0001734658000102-s2.0-003703338360414Avery, T. [0000-0001-6882-5461]Taylor, D. [0000-0002-3302-4610] [0000-0002-4274-3983] [0000-0003-0633-7424]