Ísmail Çelik

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In the title solvated compound, C28H19N2O4·C2H6OS, the central β-lactam ring is almost planar (r.m.s. deviation = 0.002 Å). It makes dihedral angles of 1.92 (11), 83.23 (12) and 74.90 (10)° with the meth-oxy- and chloro-phenyl rings and the ring plane of the 1H-benzo[de]iso-quinoline-1,3(2H)-dione group [maximum deviation = 0.089 (1)], respectively. An(More)
The central β-lactam ring of the title compound, C36H24N2O4, is almost planar (r.m.s. deviation = 0.003 Å) and makes dihedral angles of 17.17 (19), 89.76 (17) and 78.44 (17)° with the benzene ring, the anthracene ring (r.m.s. deviation = 0.003 Å) and the 1H-benzo[de]iso-quinoline-1,3(2H)-dione moiety, which is nearly planar [maximum deviation = 0.098 (2)(More)
In the title compound, C22H27BrO3, the cyclo-hexane ring adopts a chair conformation. The dihedral angle between the benzene rings is 41.9 (4)°. In the crystal, mol-ecules are linked by O-H⋯O and C-H⋯O hydrogen bonds, forming a three-dimensional network. In addition, π-π stacking inter-actions [centroid-centroid distance = 3.953 (6) Å] between the benzene(More)
The title mol-ecule, C(9)H(4)Br(3)N, is almost planar, the maximum deviation being 0.110 (1) Å. The crystal structure is stabilized by weak aromatic π-π inter-actions [centroid-centroid distance = 3.802 (4) Å] between the pyridine and benzene rings of the quinoline ring systems of adjacent mol-ecules.
The β-lactam (azetidin-2-one) ring of the title compound, C28H27N3O5, is nearly planar [maximum deviation = 0.010 (1) Å] and makes dihedral angles of 75.77 (5), 52.78 (9) and 88.72 (5)°, respectively, with the benzene ring, the least-squares plane formed by the four C atoms of the morpholine ring, which adopts a chair conformation, and the xanthene ring(More)
In the title compound, C(11)H(10)Br(2)O(2), the cyclo-pentene ring fused to the benzene ring adopts an envelope conformation, with the C atom attached to the Br atom as the flap. The crystal structure does not exhibit any classical hydrogen bonds. The mol-ecular packing is stabilized by van der Waals forces and π-π stacking inter-actions with a(More)
The asymmetric unit of the title compound, C20H34O2, contains two crystallographically independent mol-ecules (1 and 2) with similar conformations. In both mol-ecules, the cyclo-hexane rings adopt a chair conformation, while the oxane rings are also puckered. In the crystal, O-H⋯O hydrogen bonds connect adjacent mol-ecules, forming C(6) helical chains(More)
In the title compound, C(25)H(17)ClF(3)N(3)O(2)S, the five-membered 1,3-thia-zolidine ring adopts a twist conformation. The three F atoms of the CF(3) group are disordered over two sets of sites with refined occupancies of 0.542 (18) and 0.458 (18). In the nine-membered 1H-indoline ring system, the 1H-pyrrole ring forms a dihedral angle of 4.7 (2)° with the(More)
In the title compound, C(13)H(12)O, the cyclo-pentene ring fused with the naphthalene group adopts an envelope conformation. The cyclo-pentene torsion angle, with the fusion bond at the centre, has a magnitude of 1.16 (16)°. In the crystal, neigh-bouring mol-ecules are connected through O-H⋯O hydrogen bonds into an R(4) (4)(8) ring motif. The crystal(More)