N-Benzylindole-2,3-dione(N-benzylisatin)

The title molecule, C15H11NO2, is non-planar, the dihedral angle between the isatin group and the phenyl ring being 87.08 (5)degrees. The crystal structure is stabilized by C-H center dot center dot center dot O hydrogen bonding interactions

2,3,4,6-Tetra-O-acetyl-N-(2-hydroxybenzylidene)beta-D-galactopyranosylamine

In the title compound, C21H25NO10, the six-membered pyranosyl ring adopts a chair conformation. The crystal structure contains intra- and intermolecular hydrogen-bonding interactions

1 '-Benzyl-1-(2,4-dimethoxyphenyl)-3-phenoxyspiro[azetidine-2,3 '(3H)-indole]-2 ',4(1H)-dione

The title compound, C31H26N2O5, is a compound with a spiro junction between beta-lactam and isatin ring systems. Its four-and five-membered rings are nearly planar, with maximum deviations of -0.020 (1) and 0.050 (1) angstrom for their carbonyl C atoms, respectively. The dihedral angle between these two rings is 86.44 (5)degrees. The crystal structure is stabilized by intramolecular C-H center dot center dot center dot O hydrogen-bonding and van der Waals interactions

Bis{4-[2-(2-hydroxyphenyl)ethyleneamino]-phenyl} ether

In the title compound, C28H24N2O3, the two molecules in the asymmetric unit have different conformations about the ether bonds. The bond lengths and angles of the two molecules are nearly identical. The crystal structure is stabilized by intramolecular O-H center dot center dot center dot N and intermolecular C-H center dot center dot center dot O hydrogen bonding

(2-Chloropyridin-3-yl)(4-nitrobenzylidene)amine

In the title compound, C12H8ClN3O2, the dihedral angle between the least-squares planes of the pyridine and benzene rings is 20.8 (1)degrees. In the crystal structure, molecules pack nearly parallel along the a axis, with some pi stacking interactions

(E)-2-[1-(3-Amino-2-methylphenylimino)-ethyl]phenol

In the title compound, C15H16N2O, the crystal packing is stabilized by intra- and intermolecular O-HcN, N-(HO)-O-... and C-(HN)-N-... hydrogen-bond inter-actions

3-Phenoxy-1,4-diphenylazetidin-2-one

In the structure of the title compound, C21H17NO2, the four-membered beta-lactam ring is nearly planar, with long C-C distances of 1.526 (3) and 1.567 (3) A. The angles between the planes of the three phenyl rings and this group are 81.12 (8), 3.02 (8) and 49.88 (7)degrees. The dihedral angles between the planes of the phenyl rings are 83.72 (7), 68.03 (7) and 47.06 (6)degrees. The crystal structure is stabilized by inter- and intramolecular C-H center dot center dot center dot O hydrogen-bond interactions