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Acta Cryst. (2009). E65, o770-o771 [ doi:10.1107/S1600536809007569 ]
Abstract: In the crystal structure of the title compound, C27H20NO2+·CF3SO3-, the cations form inversion dimers through
-
interactions between the acridine ring systems [centroid-centroid distances = 3.668 (2)-3.994 (2) Å]. These dimers are further linked by C-H
O and C-H
interactions. The cation and the anion are connected by C-H
O interactions. The mean plane of the acridine ring system makes dihedral angles of 10.6 (1) and 82.5 (1)°, respectively, with the adjacent phenyl ring and the carboxy group. The two phenyl rings of the biphenyl group are oriented at 42.9 (1)°.
Online 14 March 2009
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