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Chiral diselenide ligands for the asymmetric copper-catalyzed conjugate addition of Grignard reagents to enones

2002; Elsevier BV; Volume: 43; Issue: 41 Linguagem: Inglês

10.1016/s0040-4039(02)01713-6

1873-3581

Antônio L. Braga, Sandra J. N. Silva, Diogo S. Lüdtke, Roberta L. Drekener, Cláudio C. Silveira, João Batista Teixeira da Rocha, Ludger A. Wessjohann,

Organic Chemistry Cycloaddition Reactions

The copper-catalyzed conjugate addition of Grignard reagents to enones in the presence of chiral diselenide oxazoline ligands has been studied and found to provide good yields and useful levels of asymmetric induction.