Expedient sulfurization with elemental sulfur and an unexpected conversion of 2,3-diarylcyclopropenethiones using tetrabutylammonium fluoride (TBAF) as a source of the fluoride anion

Grzegorz Mlostoń,Jakub Wręczycki, Amelia Robak,Katarzyna Urbaniak,Dariusz M. Bieliński,Marcin Palusiak,Szymon Sutuła,Krzysztof Woźniak,Heinz Heimgartner

JOURNAL OF FLUORINE CHEMISTRY（2023）

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摘要

•One pot, multi-step reaction.•Activation of S8 with the fluoride anion leading to fluoropolysulfide anion.•Mild reaction conditions and excellent to satisfactory yields.•The fluoride anion assistant rearrangement of 1,2-diarylcyclopropenethiones.•A new pathway to get to desaurines.

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关键词

Elemental sulfur,Fluoride anion,Sulfurization reactions,Cyclopropenthiones,Sulfur-rich heterocycles

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