A highly enantioselective Henry reaction of beta,gamma-unsaturated alpha-ketoesters with nitromethane in water by virtue of chiral copper complexes has been developed. A series of unsaturated beta-nitro-alpha-hydroxy esters bearing tetrasubstituted carbon stereocenters were obtained exclusively with high yields and excellent enantioselectivities. This method could avoid tedious anaerobic anhydrous manipulation and reduce the environmental pollution caused by organic solvents.
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Univ Toronto, Dept Chem, Davenport Res Labs, 80 St George St, Toronto, ON M5S 3H6, CanadaUniv Toronto, Dept Chem, Davenport Res Labs, 80 St George St, Toronto, ON M5S 3H6, Canada
Whyte, Andrew
Burton, Katherine I.
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Univ Toronto, Dept Chem, Davenport Res Labs, 80 St George St, Toronto, ON M5S 3H6, CanadaUniv Toronto, Dept Chem, Davenport Res Labs, 80 St George St, Toronto, ON M5S 3H6, Canada
Burton, Katherine I.
Zhang, Jingli
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Univ Toronto, Dept Chem, Davenport Res Labs, 80 St George St, Toronto, ON M5S 3H6, Canada
Wuhan Univ Technol, Sch Chem Chem Engn & Life Sci, 122 Luoshi Rd, Wuhan 430074, Hubei, Peoples R ChinaUniv Toronto, Dept Chem, Davenport Res Labs, 80 St George St, Toronto, ON M5S 3H6, Canada
Zhang, Jingli
Lautens, Mark
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Univ Toronto, Dept Chem, Davenport Res Labs, 80 St George St, Toronto, ON M5S 3H6, CanadaUniv Toronto, Dept Chem, Davenport Res Labs, 80 St George St, Toronto, ON M5S 3H6, Canada