Auto tandem triple cascade organocatalysis: access to bis-lactone and butenolide derivatives.
Stéphane WittmannElodie DeschampsChloée BournaudRegis GuillotJean-François BrièreGiang Vo-ThanhMartial ToffanoPublished in: Chemical communications (Cambridge, England) (2024)
The synthesis of bis-lactone and butenolide derivatives was described using alkylidene Meldrum's acid as nucleophiles. The process operates in a triple cascade through an auto tandem catalysis promoted by DBU.