- Asymmetric nickel-catalyzed Negishi cross-couplings of secondary alpha-bromo amides with organozinc reagents.
Asymmetric nickel-catalyzed Negishi cross-couplings of secondary alpha-bromo amides with organozinc reagents.
Journal of the American Chemical Society (2005-03-31)
Christian Fischer, Gregory C Fu
PMID15796523
RESUMEN
A Ni/Pybox catalyst achieves the asymmetric cross-coupling of secondary alpha-bromo amides with organozinc reagents. The process tolerates a variety of functional groups and affords the desired product in good yield and in high enantiomeric excess.