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Chiral NHC Ligands for the Copper-Catalyzed Asymmetric Conjugate Addition of Grignard Reagents

✍ Scribed by Nicolas Germain; Magaly Magrez; Stefan Kehrli; Marc Mauduit; Alexandre Alexakis

Book ID
115555409
Publisher
John Wiley and Sons
Year
2012
Tongue
English
Weight
642 KB
Volume
2012
Category
Article
ISSN
1434-193X

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πŸ“œ SIMILAR VOLUMES

Chiral diselenide ligands for the asymme
Chiral diselenide ligands for the asymmetric copper-catalyzed conjugate addition of Grignard reagents to enones
✍ Antonio L Braga; Sandra J.N Silva; Diogo S LΓΌdtke; Roberta L Drekener; Claudio C πŸ“‚ Article πŸ“… 2002 πŸ› Elsevier Science 🌐 French βš– 159 KB

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.

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✍ Eric L. Stangeland; Tarek Sammakia πŸ“‚ Article πŸ“… 1997 πŸ› Elsevier Science 🌐 French βš– 468 KB

The copper catalyzed conjugate addition of n-butyl Grignard to enones in the presence of chiral ferrocenyl phosphine oxazoline ligands has been studied and found to provide useful levels of asymmetric induction. A comparison of the ferrocene derived ligands 3 and 6 with the corresponding phenyl deri