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Organocatalytic Enantioselective Alkylation of Pyrazol-3-ones with Isatin-Derived Ketimines: Stereocontrolled Construction of Vicinal Tetrasubstituted Stereocenters

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Organocatalytic Enantioselective Alkylation of Pyrazol-3-ones with Isatin-Derived Ketimines: Stereocontrolled Construction of Vicinal Tetrasubstituted Stereocenters

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Amr, FI.; Vila, C.; Blay, G.; Muñoz Roca, MDC.; Pedro, JR. (2016). Organocatalytic Enantioselective Alkylation of Pyrazol-3-ones with Isatin-Derived Ketimines: Stereocontrolled Construction of Vicinal Tetrasubstituted Stereocenters. Advanced Synthesis and Catalysis. 358(10):1583-1588. doi:10.1002/adsc.201600036

Por favor, use este identificador para citar o enlazar este ítem: http://hdl.handle.net/10251/73326

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Title: Organocatalytic Enantioselective Alkylation of Pyrazol-3-ones with Isatin-Derived Ketimines: Stereocontrolled Construction of Vicinal Tetrasubstituted Stereocenters
Author:
UPV Unit: Universitat Politècnica de València. Departamento de Física Aplicada - Departament de Física Aplicada
Universitat Politècnica de València. Escuela Técnica Superior de Ingeniería del Diseño - Escola Tècnica Superior d'Enginyeria del Disseny
Issued date:
Abstract:
A quinine-derived thiourea catalysed the enantioselective addition of 4-substituted pyrazolones to isatin-derived ketimines, providing a variety of aminooxindole-pyrazolone adducts containing congested vicinal ...[+]
Subjects: Asymmetric catalysis , Isatin-derived ketimines , Organocatalysis , Pyrazolones , Quaternary stereocenters
Copyrigths: Cerrado
Source:
Advanced Synthesis and Catalysis. (issn: 1615-4150 ) (eissn: 1615-4169 )
DOI: 10.1002/adsc.201600036
Publisher:
Wiley
Publisher version: http://dx.doi.org/10.1002/adsc.201600036
Thanks:
Financial support from the MINECO (Gobierno de Espana and FEDER (EU)) (CTQ2013-47949-P) and from Generalitat Valenciana (ISIC2012/001) is gratefully acknowledged. C. V. thanks MINECO for JdC contract. Access to NMR, MS and ...[+]
Type: Artículo

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