Tin S, Fanjul T, Clarke ML. Remarkable co-catalyst effects on the enantioselective hydrogenation of unfunctionalised enamines: both enantiomers of product from the same enantiomer of catalyst.
Catal Sci Technol 2016. [DOI:
10.1039/c5cy02051d]
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Abstract
A switch in enantioselectivity is observed when iodine is used as a co-catalyst in the hydrogenation of unfunctionalised enamines. Mechanistic studies implicate a stepwise protonation-hydride reduction pathway.
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