organic compounds
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Molecules of the title compound, C22H24ClN3O, are linked by two pairs of C—Hπ(arene) hydrogen bonds into centrosymmetric dimers.
organic compounds
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Molecules of the title compound, C11H9ClN2O, are linked into sheets by a combination of one C—HO hydrogen bond and one C—Hπ(arene) hydrogen bond.
organic compounds
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Molecules of the title compound, C27H20ClN3, are linked by two independent C—Hπ(arene) hydrogen bonds into chains of edge-fused rings.
metal-organic compounds
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In the α polymorph of the title compound, [V(C5H7O2)3], the molecules lie in general positions with no crystallographically imposed symmetry, but with approximate D3 (32) molecular symmetry.
organic compounds
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The title compound, C20H20N4O4, crystallizes with two molecules in the asymmetric unit. Each independent molecule exhibits approximate twofold rotation symmetry, but conformational differences between the molecules preclude any higher symmetry.
organic compounds
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The title compound, C27H20BrN3, is isostructural with the chloro analogue: the molecules are linked by two independent C—Hπ(arene) hydrogen bonds into chains of edge-fused rings.
organic compounds
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Molecules of the title compound, C23H19ClN2O2S2, are linked into cyclic centrosymmetric dimers by paired C—Hπ(thiophene) hydrogen bonds.
organic compounds
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Molecules of the title compound, C7H5NO3S, are linked by paired N—HO=C hydrogen bonds into R22(8) dimers and these dimers are linked into a three-dimensional framework structure by a combination of three independent C—HO hydrogen bonds.
metal-organic compounds
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The title compound is a salt, [V(C10H8N2)2F2]BF4, in which pairs of cations, one each of Λ and Δ configuration, are linked by a centrosymmetric π–π stacking interaction.
organic compounds
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Molecules of the title compound, C14H10IN3O3, are linked into sheets by a combination of N—HO and C—HO hydrogen bonds.
organic compounds
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Molecules of the title compound, C22H20N4O2, are linked by paired C—HO hydrogen bonds into centrosymmetric R22(18) dimers and these dimers are linked into chains by paired C—Hπ(arene) hydrogen bonds.
organic compounds
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The molecules of the title compound, C13H11N3O2S, are linked into chains of edge-fused rings by a combination of C—HN and C—HO hydrogen bonds, and these chains are linked into sheets by a combination of a C—Hπ(arene) hydrogen bond and a second, rather weak, C—HO hydrogen bond.
organic compounds
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Molecules of the title compound, C13H8INO4, are linked into complex sheets by two C—HO hydrogen bonds and one two-centre iodo–nitro interaction.
organic compounds
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In molecules of the title compound, C22H26N4O4, which lie across centres of inversion, the central octane fragment adopts a nearly planar all-trans conformation. There are no hydrogen bonds in the crystal structure but the molecules are linked into sheets by a single π–π stacking interaction.
organic compounds
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In the title compound, C13H8ClNS, the thiophene ring is disordered over two orientations. The molecules are linked into C(5) chains by a single C—HN hydrogen bond.
organic compounds
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Elaidic acid, C18H34O2, has an essentially linear alkyl chain. The double bond is twisted across the mean direction of the alkyl chain in a skew′, trans, skew conformation. In the crystal structure, the molecules form centrosymmetric O—HO hydrogen-bonded dimers (OO = 2.684 Å).
organic compounds
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In the title compound, C10H8N2O5, the molecules are linked into chains of rings by the concerted action of one N—HO and one C—HO hydrogen bond.
organic compounds
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The title compound is a stoichiometric solvate, C20H13N5O2S2·C3H7NO, in which the two components are linked by an N—HO hydrogen bond. The heterocyclic molecules are linked into chains by a combination of a C—HS=C hydrogen bond and a π–π stacking interaction.