Enantioselective Synthesis of Planar Chiral Ferrocenes via Palladium-Catalyzed Direct Coupling with Arylboronic Acids
作者:De-Wei Gao、Yan-Chao Shi、Qing Gu、Zheng-Le Zhao、Shu-Li You
DOI:10.1021/ja311082u
日期:2013.1.9
Enantioselective Pd(II)-catalyzed direct coupling of aminomethylferrocene derivatives with boronic acids was realized. With commercially available Boc-L-Val-OH as a ligand, planar-chiral ferrocenes could be synthesized in yields of 14-81% with up to 99% ee under mild conditions.