Sulfur‐Containing Chiral Bis(oxazolines) Tested in Copper‐Catalyzed Asymmetric Cyclopropanation.Published in:Synthetic Communications, 2005, v. 35, n. 20, p. 2665, doi. 10.1080/00397910500213948By:Gao, Ming Zhang;Wang, Bo;Kong, Deyuan;Zingaro, RalphA.;Clearfield, Abraham;Xu, Zun LePublication type:Article