Reactivity of 12π-electron arenothiazines: synthesis and molecular structure of triphenyl[(4,5,6,7-tetrafluoro-1,2λ4δ2,3-benzodithiazol-2-yl)imino]-λ5-phosphane
Abstract
5,6,7,8-Tetrafluoro-1,3λ4δ2,2,4-benzodithiadiazine 1 adds Ph3P to form triphenyl [(4,5,6,7-tetrafluoro-1,2λ4δ2,3-benzodithiazol-2-yl)imino]-λ5-phosphane 2 whose structure has been identified by X-ray structure analysis.