Title of article :
Effect of Additional Chiral Ligands in Catalytic Enantioselective Addition of Ketene Silyl Acetals to Nitrones
Author/Authors :
Merino, P. Universidad de Zaragoza-CSIC - Facultad de Ciencias-ICMA - Departamento de Química Orgánica, Spain , Franco, S. Universidad de Zaragoza-CSIC - Facultad de Ciencias-ICMA - Departamento de Química Orgánica, Spain , Jimenez, P. Universidad de Zaragoza-CSIC - Facultad de Ciencias-ICMA - Departamento de Química Orgánica, Spain , Tejero, T. Universidad de Zaragoza-CSIC - Facultad de Ciencias-ICMA - Departamento de Química Orgánica, Spain , Chiacchio, M.A. Università di Catania - Dipartimento di Scienze Chimiche, Italy
From page :
302
To page :
305
Abstract :
The enantioselectivity of the titanium (IV)-BINOL catalyzed asymmetric Mannich-type reactions ofnitrones can be enhanced by using additional chiral ligands. The best results are obtained with diols derived from D-mannitol.
Keywords :
Nitrones , hydroxylamines , aminoacids , mannich reaction
Journal title :
letters in organic chemistry
Journal title :
letters in organic chemistry
Record number :
2717854
Link To Document :
https://search.isc.ac/dl/search/defaultta.aspx?DTC=10&DC=2717854
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