Acta Cryst. (2011). E67, o2710 [ doi:10.1107/S1600536811037901 ]
Abstract: In the title compound, C13H7ClN4, the imidazopyridazine ring system is essentially planar [maximum deviation 0.015 (1) Å]. It is inclined to the benzene ring of the benzonitrile group by 11.31 (2)°. In the crystal, molecules are linked via C-HCl and C-HN interactions.
Online 30 September 2011
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