Kristallstruktur von 2,4,4‐Trifluor‐1,3‐dithietan‐2‐ylium‐hexafluoroarsenat

Crystal Structure of 2,4,4-Trifluoro-1,3-dithietan-2-ylium Hexafluoroarsenate Crystals of [F2CS2CF]⊕ [AsF6]⊖ are orthorhombic, space group Pmmn, with a = 764.9(1), b = 831.7(1), c = 690.3(1) pm. The cation possesses mm symmetry and does not show any short intermolecular interactions. The CF and CS bonds to the cationic carbon are significantly shorter than the other CF and CS bonds. The anion exhibits twofold disorder.