Crystal structure of 2-(aza­niumylmeth­yl)pyridinium bis(hydrogen squarate)

Salamzadeh, N.; Demircioglu, Z.; Korkmaz, U.; Büyükgüngör, O.

doi:10.1107/S2056989017004376

Acta Crystallographica Section E
Acta Crystallographica
Section E CRYSTALLOGRAPHIC COMMUNICATIONS

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Figure 3
A packing diagram showing the C—O⋯π and π–π stacking interactions. [Symmetry codes: (ii) −x + 1, −y + 1, −z + 1; (iv) −x + $[{3\over 2}]$ , y + $[{1\over 2}]$ , −z + $[{1\over 2}]$ ; (v) −x + $[{3\over 2}]$ , y − $[{1\over 2}]$ , −z + $[{1\over 2}]$ .] H atoms not involved in the interactions have been omitted for clarity.

CRYSTALLOGRAPHIC
COMMUNICATIONS

ISSN: 2056-9890

Volume 73| Part 4| April 2017| Pages 586-589

https://doi.org/10.1107/S2056989017004376

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