Bifunctional Cinchona Alkaloid/Thiourea Catalyzes Direct and Enantioselective Vinylogous Michael Addition of 3-Alkylidene Oxindoles to Nitroolefins
Articolo
Data di Pubblicazione:
2012
Citazione:
Bifunctional Cinchona Alkaloid/Thiourea Catalyzes Direct and Enantioselective Vinylogous Michael Addition of 3-Alkylidene Oxindoles to Nitroolefins / Curti, C; Rassu, G; Zambrano, V; Pinna, Luigi; Pelosi, G; Sartori, A; Battistini, L; Zanardi, F; Casiraghi, G.. - In: ANGEWANDTE CHEMIE. INTERNATIONAL EDITION. - ISSN 1433-7851. - 51:25(2012), pp. 6200-6204. [10.1002/anie.201202027]
Abstract:
Advances in asymmetric catalysis using the bifunctional cinchona alkaloid/thioureas enabled an umpolung of the classical Cβ reactivity of 3-alkylidene oxindoles, thus allowing the development of the first and sole example of a direct, organocatalytic asymmetric vinylogous Michael (AVM) reaction with nitroolefins.
Tipologia CRIS:
1.1 Articolo in rivista
Elenco autori:
Curti, C; Rassu, G; Zambrano, V; Pinna, Luigi; Pelosi, G; Sartori, A; Battistini, L; Zanardi, F; Casiraghi, G.
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