The crystal structures of three pyrazine-2,5-dicarb­oxamides: three-dimensional supra­molecular structures

Cati, D.S.; Stoeckli-Evans, H.

doi:10.1107/S2056989017005898

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 4
A view of the molecular structure of the monoclinic C2/c polymorph (Cockriel et al., 2008

) of compound (I)

, with the atom labelling. The unlabelled atoms are related to the labelled atoms by inversion symmetry (symmetry operation: −x + $[{1\over 2}]$ , −y − $[{1\over 2}]$ , −z + 1).

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

Volume 73| Part 5| May 2017| Pages 729-734

https://doi.org/10.1107/S2056989017005898

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