Thursday, May 24, 2012

Asymmetric hydrogenation of imines with a recyclable chiral frustrated Lewis pair catalyst

Asymmetric hydrogenation of imines with a recyclable chiral frustrated Lewis pair catalyst:
Dalton Trans., 2012, Advance Article
DOI: 10.1039/C2DT30536D, Communication
Ghazi Ghattas, Dianjun Chen, Fangfang Pan, Jurgen Klankermayer
A camphor based chiral phosphonium hydrido borate zwitterion was synthesised and successfully applied in the enantioselective hydrogenation of imines with selectivities up to 76% ee. The high stability of the novel chiral FLP-system enables effective recycling of the metal-free catalyst.
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