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Synfacts 2005(0): 0037-0037  
DOI: 10.1055/s-2005-869910
Metal-Catalyzed Asymmetric Synthesis and Stereoselective Reactions
© Georg Thieme Verlag Stuttgart · New York

Immobilized Ir-(P-Phos) Complex for Enantioselective Hydrogenation of Quinolines

Contributor(s): Hisashi Yamamoto, Matthew Boxer
L. Xu, K. H. Lam, J. Ji, J. Wu, Q. Fan, W. Loa
Hong Kong Polytechnic University, Hong Kong, P. R. China
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Publikationsdatum:
20. Juli 2005 (online)

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Significance

An air-stable, recyclable Ir-(P-Phos) complex immobilized on poly(ethylene glycol) di­methyl ether (DMPEG) has been established for the hydrogenation of quinolines. The product can be separated by simple extraction with hexanes while the catalyst was retained in the DMPEG phase.