Acta Cryst. (2006). E62, o4827-o4828  [ doi:10.1107/S1600536806040049 ]

3,4-Bis(4-fluorophenyl)-1,2,5-oxadiazole 2-oxide

C. Peifer, M. Abadleh, D. Schollmeyer and S. Laufer

Abstract: The title compound, C₁₄H₈F₂N₂O₂, also known as di(4-F-phenyl)furazan N-oxide, was found as a side product in the synthesis of isoxazole derivatives. The are two molecules in the asymmetric unit. The bond length of the dipolar N-O unit is 1.107 (7) Å. X-ray analysis confirmed the compound to have the desired structure

Online 4 October 2006

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