Artículos de revistas
Kinetic resolution of alpha-bromophenylacetamides using quinine or Cinchona alkaloid salts
Registro en:
Tetrahedron-Asymmetry. Pergamon-Elsevier Science Ltd, v.23, n.10, p.748-753, 2012
0957-4166
WOS:000306449900005
10.1016/j.tetasy.2012.05.009
Autor
Marzorati, Liliana
Fejfar, Jose L.
Tormena, Claudio F.
Di Vitta, Claudio
Institución
Resumen
Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) The kinetic resolution of racemic alpha-bromophenylacetamides 1 was achieved in the presence of benzenethiolate and Cinchona alkaloid salts as phase-transfer catalysts or benzenethiol and quinine, yielding (S)-enantioenriched alpha-sulfanylated products. The observed stereoselection was rationalized on the basis of the best fitting of 1 and the resolving agent in the ternary complexes. (C) 2012 Elsevier Ltd. All rights reserved. 23 10 748 753 Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP) Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)