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Synfacts 2011(8): 0868-0868  
DOI: 10.1055/s-0030-1260826
Metal-Catalyzed Asymmetric Synthesis and Stereoselective Reactions
© Georg Thieme Verlag Stuttgart ˙ New York

Palladium-Catalyzed Asymmetric Hydrogenation of Enesulfonamides

Contributor(s): Hisashi Yamamoto, Patrick Brady
C.-B. Yu, K. Gao, D.-S. Wang, L. Shi, Y.-G. Zhou*
Dalian Institute of Chemical Sciences, P. R. of China
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Publikationsdatum:
20. Juli 2011 (online)

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Significance

The synthesis of enantioenriched sultams by asymmetric hydrogenation of enesulfonamides is described. Both endo- and exo-cyclic enesulfonamides react efficiently to give the sultams in high yield and enantioselectivity.