organic compounds
Open access
In the title salt, C16H18NO+·C10H7O3S−, the substituents attached to the central C=C bond adopt a trans conformation and the benzene and pyridinium rings are nearly coplanar, making a dihedral angle of 6.01 (9)°. The crystal structure features weak C—HO hydrogen bonds and C—Hπ interactions .
organic compounds
Open access
The molecules of the title compound, C16H18N2, exists in a trans conformation with respect to the C=N bond [1.270 (3) Å]. The least-squares plane of the dimethylamino group makes a dihedral angle of 1.3 (2)° with the ring to which it is attached. The dihedral angle between the two aromatic rings is 11.70 (2)°. The crystal structure features weak C—Hπ interactions.
organic compounds
Open access
The title compound, C16H16FNO3, exists in a trans configuration with respect to the C=N bond [1.258 (2) Å]. The central methoxy O atom deviates from the plane of the attached benzene ring by 0.0911 (14) Å. The dihedral angle between the aromatic rings is 47.58 (11)°. The crystal structure features C—HN and C—HO interactions.
organic compounds
Open access
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.