Tuesday, July 24, 2012

Access to Both Enantiomers of α-Chloro-β-keto Esters with a Single Chiral Ligand: Highly Efficient Enantioselective Chlorination of Cyclic β-Keto Esters Catalyzed by Chiral Copper(II) and Zinc(II) Complexes of a Spiro-2,2′-bischroman-Based Bisoxazoline Ligand

Jie Li, Wei Pan, Zheng Wang, Xumu Zhang and Kuiling Ding
 Adv. Synth. Catal. 2012, 354, 1980 – 1986