A novel rearrangement pathway of 3-alkoxycarbonyl-4-carbamoylisoxazolidines, leading to 1H-pyrrole-2,5-diones by treatment with TBAF, is reported. DFT quantum chemical calculations support the reaction route, controlled by ring strain, which proceeds through the opening of a bicyclic intermediate, with aldehyde extrusion.

Formation of 3-Aminofuran-2-(5H)-ones and 3-Amino-1H-pyrrole-2,5-diones by Rearrangement of Isoxazolidines

LANZA, GIUSEPPE;CHIACCHIO, Ugo
2011-01-01

Abstract

A novel rearrangement pathway of 3-alkoxycarbonyl-4-carbamoylisoxazolidines, leading to 1H-pyrrole-2,5-diones by treatment with TBAF, is reported. DFT quantum chemical calculations support the reaction route, controlled by ring strain, which proceeds through the opening of a bicyclic intermediate, with aldehyde extrusion.
2011
1,3-dipolar cycloaddition, isoxazolidines, furan-2(5H)-ones, 1H-pyrrole-2,5-diones. Density functional calculations
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.11769/10168
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