97745-99-8Relevant academic research and scientific papers
Formation of 3,6-Dihydro-1,2,4-oxathiazines from Thioketone S-oxides and a 2H-Azirine via a New Type of Cycloaddition Reaction
Bonini, Bianca F.,Maccagnani, Gaetano,Mazzanti, Germana,Zwanenburg, Binne
, p. 237 - 238 (2007/10/02)
Diarylthioketone S-oxides react with the 2H-azirine (1) in the presence of boron trifluoride-diethyl ether to give the oxathiazines (3) via a 1,3-cyclization across the sulphine C-S-O bond; the oxathiazines (3) rearrange thermally to the sulphoxides (5).
