Received 4 October 2012
The asymmetric unit of the title compound, C8H6N4, contains two almost planar independent molecules (r.m.s. deviations = 0.026 and 0.030 Å). The crystal studied was a non-merohedral twin with the components in a 0.513 (2):0.487 (2) ratio.
For applications of pyrazine compounds and their derivatives, see: He et al. (2003); Yadav et al. (2008). For the synthesis, see: Bardajee et al. (2012). For related structures, see: Hökelek et al. (2009); Donzello et al. (2004); Cristiano et al. (2007).
Data collection: APEX2 (Bruker, 2007); cell refinement: SAINT (Bruker, 2007); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: PLATON (Spek, 2009); software used to prepare material for publication: SHELXTL (Sheldrick, 2008).
Supplementary data and figures for this paper are available from the IUCr electronic archives (Reference: HB6967 ).
GRB is thankful to PNU for funding of this study and the University of Toronto thanks NSERC Canada for funding.
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