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organic compounds
The title compound, C17H12ClNO3, displays the characteristic features of benzofuran derivatives. The molecule is not planar. Intermolecular C—H
O interactions help to stabilize the structure.
O interactions help to stabilize the structure.organic compounds
The molecule of the title compound, C13H10O2 is nearly planar; the furyl and and phenyl rings are only slightly twisted with respect to each other, making a dihedral angle of 8.56 (6)°. The crystal structure is stabilized by weak intermolecular C—HO contacts and C—Hπ interactions.
O contacts and C—Hπ interactions.organic compounds
The structure of the title compound, C11H8O3, contains two crystallographically independent molecules in the asymmetric unit, both of them located in general positions. Both molecules are non-planar; the dihedral angles between the furyl rings are 10.43 (6) and 11.59 (7)°. The crystal structure is stabilized by weak intra- and intermolecular C—HO and C—Hπ interactions.
O and C—Hπ interactions.organic compounds
The title compound, C17H13NO3, displays the characteristic features of benzofuran derivatives. The molecule is nearly planar. An intramolecular N—HO hydrogen bond, together with π—π stacking interactions, helps to stabilize the structure.
O hydrogen bond, together with π—π stacking interactions, helps to stabilize the structure. organic compounds
The title compound, C24H24N4O3, contains three aromatic rings and a triazole ring which are not coplanar. In the crystal structure the molecules are linked by C—HN, C—HO, N—HN, C—Hπ and π–π interactions.
N, C—HO, N—HN, C—Hπ and π–π interactions. organic compounds
The title phthalonitrile derivative, C22H13ClN2O3, contains three aromatic rings, which are not coplanar. The crystal structure is stabilized by intermolecular C—HN contacts.
N contacts.organic compounds
In the title compound, C13H20N2O4, the piperazine ring displays a chair conformation. The occurrence of O—HN hydrogen bonding results in the formation of a layer-like structure, which extends parallel to the ac plane.
N hydrogen bonding results in the formation of a layer-like structure, which extends parallel to the ac plane.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 title phthalonitrile derivative, C14H6BrClN2O, contains two aromatic rings, which are almost perpendicular.
organic compounds
The title compound, C13H15ClN2O4, adopts a keto–hydrazo tautomeric form stabilized by intramolecular N—HO hydrogen bonds. The phenylhydrazone fragment is planar within ±0.028 (2) Å. The dihedral angle between the phenylhydrazone and oxobutanoate planes is 8.15 (9)°. Symmetry-related molecules are linked via C—HO hydrogen bonds to form chains along [101].
O hydrogen bonds. The phenylhydrazone fragment is planar within ±0.028 (2) Å. The dihedral angle between the phenylhydrazone and oxobutanoate planes is 8.15 (9)°. Symmetry-related molecules are linked via C—HO hydrogen bonds to form chains along [101].organic compounds
The title compound, C12H12Cl2N2O3, adopts a keto-hydrazo tautomeric form stabilized by an intramolecular hydrogen bond. The molecule can be considered as consisting of two connected fragments, viz. a chlorophenylhydrazone group, with a Z configuration, and an oxobutanoate group. The molecule is roughly planar, the dihedral angle between the benzene ring and the plane including the aliphatic chain being 4.7 (2)°.
