Enantioselective silver-catalyzed cascade synthesis of fused lactone and lactam oxazolines

A new and highly stereoselective cascade reaction between isocyanoacetate esters and α-hydroxy and α-amino ketones has been developed. A cinchona alkaloid derived aminophosphine/silver(I) catalyst complex promoted the reaction and enabled the ready synthesis of fused bicyclic γ-lactone and γ-lactam...

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Hlavní autoři: De La Campa, R, Manzano, R, Calleja, P, Ellis, SR, Dixon, DJ
Médium: Journal article
Jazyk:English
Vydáno: American Chemical Society 2018
Popis
Shrnutí:A new and highly stereoselective cascade reaction between isocyanoacetate esters and α-hydroxy and α-amino ketones has been developed. A cinchona alkaloid derived aminophosphine/silver(I) catalyst complex promoted the reaction and enabled the ready synthesis of fused bicyclic γ-lactone and γ-lactam oxazolines with high enantiocontrol (up to 99% ee).