Sumit Kumar Ray

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Publications (6)

• Asymmetric direct vinylogous michael addition to 2-enoylpyridine N-oxides catalyzed by bifunctional thio-urea
  Organic Letters 2014 DOI: 10.1021/ol5025794
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• Bifunctional chiral urea catalyzed highly enantioselective Michael addition of cyclic 1,3-dicarbonyl compounds to 2-enoylpyridines
  Tetrahedron Letters 2013 DOI: 10.1016/j.tetlet.2013.04.003
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• Enantioselective Mukaiyama-Michael with 2-enoyl pyridine N-oxides catalyzed by PYBOX-DIPH-Zn(ii)-complexes at ambient temperature
  Organic and Biomolecular Chemistry 2013 DOI: 10.1039/c3ob40445e
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• Enantioselective synthesis of 3,4-dihydropyran derivatives via a Michael addition reaction catalysed by chiral pybox-diph-Zn(ii) complex
  Organic and Biomolecular Chemistry 2013 DOI: 10.1039/c3ob40246k
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• Enantioselective synthesis of coumarin derivatives by PYBOX-DIPH-Zn(II) complex catalyzed Michael reaction
  Journal of Organic Chemistry 2012 DOI: 10.1021/jo301513x
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• Enantioselective Michael addition of malonates to 2-enoylpyridine N-oxides catalyzed by chiral bisoxazoline-Zn(II) complex
  Organic Letters 2011 DOI: 10.1021/ol202405v
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