organic compounds
Open access
In the title compound, C21H19NO5S2, the dihedral angles between the formylphenyl ring and the two methylphenyl rings are 29.3 (3) and 28.9 (3)°, respectively; the dihedral angle between the methylphenyl rings is 48.4 (2)°. The C—N—S—C torsion angles are −74.1 (2) and −105.4 (2)°. In the crystal, molecules are linked by pairs of C—HO hydrogen bonds, forming inversion dimers.
organic compounds
Open access
In the title compound, C22H19NO3S, the terminal phenyl and methylphenyl rings are twisted by 37.35 (12) and 49.08 (13)°, respectively, to the central benzene ring. In the crystal, molecules are linked by classical N—HO hydrogen bonds and weak C—HO hydrogen bonds into a three-dimensional supramolecular network.
Keywords: crystal structure.
data reports
Open access
The title compound, C9H7BrO2, displays a trans configuration with respect to the C=C double bond and is essentially planar [maximum deviation from the least-squares plane through all non-H atoms = 0.056 (4) Å]. The vinylaldehyde group adopts an extended conformation wih a C—C—C—C torsion angle of 179.7 (4)°. In the crystal, molecules are linked by classical O—HO and weak C—HO hydrogen bonds into a three-dimensional supramolecular network.