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  1. 2281
    “…Further, the chalcone residue is approximately perpendicular to the quinolinyl residue [C(q)—C(q)—C(c)—O(c) torsion angle = −104.5 (3)°, where q = quinolinyl and c = chalcone]. …”
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    (2E)-1-(6-Chloro-2-methyl-4-phenyl­quinolin-3-yl)-3-phenyl­prop-2-en-1-one
  2. 2282
    “…In the crystal, mol­ecules are inter­linked by weak C—H⋯O, C—H⋯π and π–π stacking [centroid–centroid distances = 3.7453 (10) and 3.7557 (9) Å] inter­actions.…”
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    1-{6-Chloro-2-[(2-chloro-3-quinol­yl)meth­oxy]-4-phenyl-3-quinol­yl}ethan-1-one
  3. 2283
    “…In each mol­ecule, an intra­molecular O—H⋯O=C hydrogen bond generates a six-membered ring. …”
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    (4-Chloro­phen­yl)(3,6-dibromo-2-hy­droxy-7-meth­oxy-1-naphth­yl)methanone
  4. 2284
    “…These groups are slightly twisted around the eth­oxy­methane unit [C—C—O—C torsion angle = 177.64 (15)°]. The crystal packing is stabilized by N—H⋯O, O—H⋯N and O—H⋯O hydrogen-bond inter­actions involving the water mol­ecules. …”
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    4-(1H-Benzimidazol-2-ylmeth­oxy)-3-eth­oxy­benzaldehyde trihydrate
  5. 2285
    “…In the title compound, C(23)H(25)NO(5), the lactam ring adopts an envelope conformation and both eth­oxy­carbonyl side chains show an s-cis conformation: one is nearly planar, the dihedral angle between CO(2) and OCH(2)CH(3) groups being 7.95 (14)° and the other is almost orthogonal, the C—O—C—C torsion angle being 85.33 (9)°. Dimers related by inversion symmetry are stabilized by C—H⋯O hydrogen bonds. …”
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    Diethyl 1-(4-methyl­phen­yl)-3-phenyl-5-oxopyrrolidine-2,2-dicarboxyl­ate
  6. 2286
    por Shi, Chun-Yue, Ge, Chun-Hua, Liu, Qi-Tao
    Publicado 2010
    “…The crystal structure is stabilized by N—H⋯O, C—H⋯O and C—H⋯Cl hydrogen bonds and π–π stacking inter­actions [centroid–centroid distance = 3.5469 (16) Å] between the pyridyl and benzene rings. …”
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    Bis[N-(4-chloro­phen­yl)pyridine-3-carboxamide]­silver(I) nitrate
  7. 2287
    “…The indole ring system is planar within 0.021 (2) Å and the ester group [–C(=O)—O—C–] is almost coplanar with it [dihedral angle = 3.0 (2)°]. …”
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    tert-Butyl 3-(8-bromo-4H,10H-1,2-oxazolo[4,3-c][1]benzoxepin-10-yl)-2-methyl-1H-indole-1-carboxyl­ate
  8. 2288
    “…In the title complex, [Ni(C(27)H(27)N(7))(C(3)H(7)NO)(H(2)O)](C(6)H(2)N(3)O(7))(2), the Ni(II) ion is coordinated in a slightly distorted octa­hedral coordination evironment by an NiN(4)O(2) ligand set. …”
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    Aqua(dimethylformamide){tris[(1-methyl-1H-benzimidazol-2-yl)methyl]amine}nickel(II) dipicrate
  9. 2289
    “…The amino group adopts a trigonal-planar configuration and forms an intra­molecular resonance-assisted N—H⋯O=C hydrogen bond with the carbonyl group. In the crystal, mol­ecules are linked via inter­molecular N—H⋯N hydrogen bonds into chains of C (2) (2)(6)[R (2) (2)(6)] motif. …”
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    4-Amino-2,8-dimethyl-6H-pyrimido[1,2-a][1,3,5]triazin-6-one
  10. 2290
    “…The two Sn—O—C—C—C—O chelate rings in the title compound, [Sn(C(15)H(11)O(2))(2)Cl(2)]·0.5C(7)H(8), adopt envelope conformations, with the Sn atom deviating from the least-squares plane passing through the C and O atoms by 0.626 (1) Å in one ring and by 0.690 (1) Å for the other. …”
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    Dichloridobis(1,3-phenyl­propane-1,3-dionato-κ(2) O,O′)tin(IV) toluene hemisolvate
  11. 2291
    “…The –NO(2) [O—N—C—C = −26.1 (3)°] and –OMe [C—O—C—C = 166.5 (2)°] substituents are not coplanar with their respective aromatic rings. …”
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    2-(4-Meth­oxy­phen­oxy)-3-nitro­pyridine
  12. 2292
    “…In the title chalcone [systemetic name 1-(2,4-dimeth­oxy­phen­yl)-3-(3,4,5-trimeth­oxy­phen­yl)prop-2-en-1-one], C(20)H(22)O(6), the dihedral angle between the plane of the two benzene rings is 7.03 (4)° with all but one of the meth­oxy groups essentially co-planar with these rings [C—C—O—C torsion angles = −76.1 (2), −0.7 (3), 1.8 (3), −6.2 (3), 2.0 (3)°]. …”
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    2′,3,4,4′,5-Penta­meth­oxy­chalcone
  13. 2293
    “…The crystal packing is stabilized by O—H⋯O, C—H⋯π and π–π inter­actions [centroid–centroid distance = 3.664 (11) Å]. …”
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    3-(2,4,6-Trimethyl­benzo­yl)-2-naphthoic acid
  14. 2294
    “…The bridging carbonyl C—C(=O)—C plane makes dihedral angles of 47.07 (6)° with the naphthalene ring system and 24.20 (10)° with the benzene ring. …”
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    (4-Bromo­phen­yl)(3,6-dimeth­oxy-2-naphth­yl)methanone
  15. 2295
    por Hemamalini, Madhukar, Fun, Hoong-Kun
    Publicado 2010
    “…In the title mol­ecular salt, C(8)H(13)N(2)O(+)·C(7)H(3)N(2)O(7) (−)·H(2)O, the pyrimidinium cation is essentially planar, with a maximum deviation of 0.009 (1) Å. …”
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    2-Isopropyl-6-methyl-4-oxo-3,4-dihydro­pyrimidin-1-ium 2-carb­oxy-4,6-dinitro­phenolate monohydrate
  16. 2296
    “…The pyrazolone and water mol­ecules are further linked by inter­molecular N—H⋯O, C—H⋯O and O—H⋯O hydrogen bonds into two-dimensional sheets parallel to the bc plane.…”
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    5-Cyclo­hexyl-4-methyl-1H-pyrazol-3(2H)-one monohydrate
  17. 2297
    “…In the crystal, pairs of mol­ecules are inter­connected by pairs of Cl⋯Cl inter­actions [3.564 (5) Å], forming dimers, which are further peripherally connected through inter­molecular C—H⋯O=C and π–π inter­actions [centroid–centroid distances = 4.134 (7), 4.134 (6) and 4.238 (7) Å], forming a two-dimensional network.…”
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    3,3-Dichloro-1-(chloro­meth­yl)indolin-2-one
  18. 2298
    “…A one-dimensional structure is formed by π–π inter­molecular inter­actions and a supra­molecular aggregation is determined by inter­molecular C—H⋯O, C—H⋯Cl, C—H⋯π(arene) hydrogen bonds and CO⋯π(arene) inter­actions [O⋯centroid distances = 3.485 (4) and 3.722 (3) Å].…”
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    Dicarbonyl­chlorido(phen­oxy­thio­carbonyl-κ(2) C,S)bis­(triphenyl­phosphane-κP)molybdenum(II)
  19. 2299
    “…In the crystal, weak inter­molecular C—H⋯O, C—H⋯F and C—H⋯π inter­actions join mol­ecules into a three-dimensional structure.…”
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    (1RS,6SR)-Ethyl 4,6-bis­(4-fluoro­phen­yl)-2-oxocyclo­hex-3-ene-1-carboxyl­ate
  20. 2300
    “…The near coplanarity of the aromatic ring, the amide group and the carbonyl group of the butanoyl fragment [N—C—C—C = −179.65 (17) and O—C—C—C = −178.34 (17)°] results from the intra­molecular O—H⋯O and C—H⋯O hydrogen bonds. …”
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    N-(4-Butanoyl-3-hy­droxy­phen­yl)butanamide
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