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organic compounds
The phthalonitrile derivative, C28H26N2O2, contains three aromatic rings, which are mutually almost orthogonal. The structure is stabilized by π–π stacking interactions.
organic compounds
In the title compound, C16H12N2O, two benzene rings are linked by an O atom. One of the benzene rings carries two cyano groups. The compound crystallizes with two independent molecules in the asymmetric unit. The crystal structure is stabilized by weak van der Waals interactions.
organic compounds
The crystal structure of the title compound, C25H13N3O2, is stabilized only by weak van der Waals interactions. The seven-membered ring has a boat conformation.
organic compounds
The title compound, C21H12N2O2, contains three aromatic rings, which are not coplanar. The benzene ring and phthalonitrile group are connected by a bridging O atom, and the dihedral angle between them is 71.26 (4)°.
organic compounds
The asymmetric unit of the title compound, C17H13ClN2O, contains two independent molecules with no significant difference in their structures. The molecules are non-planar. The dihedral angle between the two benzene rings is 79.20 (8)° in one molecule and 79.54 (8)° in the other.
organic compounds
In the title compound, C22H16N2O2S2, two benzene rings are connected by a phthalonitrile moiety, the dihedral angle between them being 47.9 (2)°. The crystal structure is stabilized by intermolecular C—H
N contacts.
N contacts.organic compounds
The title compound, C18H14N2O3, a phthalonitrile derivative, contains two aromatic rings, one of which carries two cyano groups. The crystal structure is stabilized by one intramolecular C—HO and two intermolecular C—HO hydrogen bonds.
O and two intermolecular C—HO hydrogen bonds. organic compounds
The title compound, C36H42O3, consists of three 2-isopropylphenoxymethyl groups bonded to the central benzene ring at the 1-, 3- and 5-positions. Intramolecular C—HO hydrogen bonds seem to have an effect on the molecular conformation.
O hydrogen bonds seem to have an effect on the molecular conformation. organic compounds
The title phthalonitrile derivative, C17H13BrN2O3, contains two aromatic rings, which are nearly coplanar. The crystal structure is stabilized by C—HO hydrogen-bond interactions.
O hydrogen-bond interactions.organic compounds
The crystal structure of the title compound, C17H14N2O, is stabilized by weak van der Waals interactions.
organic compounds
The title phthalonitrile derivative, C14H6BrClN2O, contains two aromatic rings, which are almost perpendicular.
organic compounds
In the crystal structure of the title compound, C13H20N2O3S, there are some inter- and intramolecular N—HO, N—HN and C—HO hydrogen-bonding interactions.
O, N—HN and C—HO hydrogen-bonding interactions.organic compounds
In the title structure, C14H11N2O2Cl, the benzene rings are in a trans configuration with respect to the azo double bond and the molecule is essentially planar.
organic compounds
In the title structure, C16H16N2O3, the benzene rings are in a trans configuration with respect to the azo double bond and the molecule is essentially planar.
organic compounds
The title compound, C22H16N4O, displays a trans configuration with respect to the –N=N– double bond, as found for other diazene derivatives. There is a weak intramolecular C—HN hydrogen bond, which seems to have an effect on the molecular conformation. The crystal packing is governed by weak intermolecular C—HN and C—HO hydrogen bonds, and weak C—Hπ stacking.
N hydrogen bond, which seems to have an effect on the molecular conformation. The crystal packing is governed by weak intermolecular C—HN and C—HO hydrogen bonds, and weak C—Hπ stacking.organic compounds
The title compound, C13H18N2O2, exists in the enol–imine tautomeric form with a strong intramolecular O—HN hydrogen bond [ON = 2.5795 (18) Å], and the morpholine ring adopts an almost perfect chair conformation.
N hydrogen bond [ON = 2.5795 (18) Å], and the morpholine ring adopts an almost perfect chair conformation.
