Received 13 November 2013
aCentre for Crystal Growth, School of Advanced Sciences, VIT University, Vellore, Tamil Nadu, India,bDepartment of Chemistry, IIT Madras, Chennai 600 036, TamilNadu, India, and cDepartment of Physics, Bangladesh University of Engineering and Technology, Dhaka 1000, Bangladesh
Correspondence e-mail: firstname.lastname@example.org
In the title molecular salt, C16H10NO+·I-, the dihedral angle between the pyridinium and benzene rings is 6.61 (8)°. In the crystal, the cation is linked to the anion by a C-HI interaction arising from the activated aromatic C atom adjacent to the N+ cation.
Data collection: APEX2 (Bruker, 2004); cell refinement: SAINT (Bruker, 2004); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: ORTEP-3 for Windows (Farrugia, 2012); software used to prepare material for publication: SHELXL97.
Supplementary data and figures for this paper are available from the IUCr electronic archives (Reference: HB7162 ).
The authors thank the DRDO, Government of India, for financial support. They also thank the VIT University management, Vellore, for their constant support and encouragement and acknowledge the Department of Chemistry, IIT Madras, for the data collection.
Bruker (2004). APEX2, SAINT and SADABS. Bruker AXS Inc., Madison, Wisconsin, USA.
Chantrapromma, S., Chanawanno, K. & Fun, H.-K. (2010). Acta Cryst. E66, o1975-o1976.
Farrugia, L. J. (2012). J. Appl. Cryst. 45, 849-854.
Jagannathan, K., Kalainathan, S., Gnanasekaran, T., Vijayan, N. & Bhagavannarayana, G. (2007). Cryst. Res. Technol. 42, 483-487.
Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.
Williams, D. J. (1984). Angew. Chem. Int. Ed. Engl. 23, 690-703.