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  1. 2221
    “…BaTiO(3):Eu(3+) films ~500 nm thick, crystallized after thermal treatment at 700 ºC. The powders revealed spherical and rod shape morphology. …”
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    Eu-Doped BaTiO(3) Powder and Film from Sol-Gel Process with Polyvinylpyrrolidone Additive
  2. 2222
    por Jin, Shouwen, Sun, Ying
    Publicado 2007
    “…Two uncoordinated solvent methanol mol­ecules are hydrogen bonded to the Cl atoms. Additional N—H⋯O, C—H⋯Cl and N—H⋯Cl hydrogen bonds, and π–π stacking inter­actions [centroid–centroid distance 3.664 (4) Å], give rise to a three-dimensional network structure.…”
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    Dichloridobis(7-amino-2,4-dimethyl-1,8-naphthyridine-κ(2) N,N′)cobalt(II) methanol disolvate
  3. 2223
    “…The two unique triterpenoid mol­ecules hydrogen-bond directly via an O—H⋯O=C inter­action, and are also bridged by the water mol­ecule. …”
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    4-Hydroxy-4,6a,6b,9,9,12a,14b-heptamethylperhydropicen-3-one hemihydrate isolated from Adiantum incisum
  4. 2224
    “…In the title compound, [Mo(C(44)H(28)N(4))(NO(3))O]·C(6)H(6), the porphyrin ring is centrosymmetric. …”
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    (Nitrato-κO)oxido(5,10,15,20-tetra­phenyl­porphyrinato-κ(4) N)molybdenum(V) benzene solvate
  5. 2225
    “…The two meth­oxy groups are close to coplanar with the attached benzene rings [C—C—O—C torsion angles of 6.3 (5) and 16.4 (4)°]. A weak C—H⋯Br intra­molecular inter­action is observed. …”
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    1-Bromo­acetyl-2,6-bis­(4-methoxy­phen­yl)-3,5-dimethyl­piperidin-4-one
  6. 2226
    “…In addition, weak C—H⋯O inter­actions and an O⋯C short contact [2.896 (3) Å] are observed.…”
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    (E)-Methyl N′-(2-furylmethyl­ene)­hydrazinecarboxyl­ate
  7. 2227
    “…A three-dimensional network structure is assembled by inter- and intra­molecular N—H⋯O=C inter­actions.…”
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    trans-Bis(5,5-diphenyl­hydantoinato-κN (3))bis­(propane-1,2-diamine-κ(2) N,N′)nickel(II)
  8. 2228
    por Xiao, Zhu-Ping, Xiao, He-Ying
    Publicado 2008
    “…Of the three meth­oxy groups, only one is significantly twisted relative to its attached benzene ring [C—O—C—C torsion angles of 4.0 (5), 3.9 (6) and −106.3 (4)°]. …”
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    1-(2-Hydr­oxy-3,4-dimethoxy­phen­yl)-2-(4-methoxy­phen­yl)ethanone
  9. 2229
    “…Mol­ecules are linked into a two-dimensional network parallel to ([Image: see text]01) by N—H⋯O, C—H⋯F and C—H⋯O hydrogen bonds. Inter­molecular N—H⋯π and C—H⋯π inter­actions are also observed.…”
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    2,4,6,8-Tetra­kis(4-fluoro­phen­yl)-3,7-diaza­bicyclo­[3.3.1]nonan-9-one
  10. 2230
    “…The packing includes three inter­molecular C—H⋯O=C close contacts, involving both the ketone and the carboxyl group. …”
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    (±)-trans-3-Oxo-1,2,3,4,4a,9,10,10a-octa­hydro­phenanthrene-10a-carboxylic acid: catemeric hydrogen bonding in a δ-keto acid
  11. 2231
    por Liu, Yin-hong, Li, Fang-shi, Li, Yi
    Publicado 2008
    “…In the mol­ecule of the title compound, C(17)H(8)Cl(2)F(8)N(2)O(3), the two aromatic rings are oriented at a dihedral angle of 50.12 (3)°. Intra­molecular N—H⋯O, C—H⋯O and N—H⋯Cl hydrogen bonds result in the formation of two six- and one five-membered rings. …”
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    N-{[2,5-Dichloro-4-(1,1,2,3,3,3-hexa­fluoro­prop­oxy)phen­yl]amino­carbon­yl}-2,6-difluoro­benzamide
  12. 2232
    “…The dihedral angles between the best least-squares plane through the pyridine rings and the planar part (O–C–C–C–N) of the oxazine ring are 72.14 (6) and 35.44 (7)°, the smaller angle involving the pyridine ring adjacent to the oxazine O atom. …”
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    1,3-Di-3-pyridyl-2,3-dihydro-1H-naphth[1,2-e][1,3]oxazine
  13. 2233
    por Lin, Jian-Li, Wang, Yuan-Yuan
    Publicado 2008
    “…The complexes are assembled into a three-dimensional network via C—H⋯O, C—H⋯π and π–π inter­actions. The mean inter­planar distance between adjacent phenanthroline ligands is 3.399 (2) Å.…”
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    (Heptanedioato-κ(2) O,O′)bis­(1,10-phenanthroline-κ(2) N,N′)zinc(II) hexa­hydrate
  14. 2234
    “…The oxetane ring is folded, the dihedral angle between the C—O—C and C—C—C planes being 14.4 (2)°. The dihedral angle between the two phenyl rings is 64.3 (2)°. …”
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    (Z)-1,3,4a-Trimethyl-5,5-diphenyl-6-oxa-1,3-diaza­bicyclo­[4.2.0]octane-2,4-dione
  15. 2235
    “…The asymmetric unit of the title compound, [U(C(5)H(7)O(2))(2)O(2)(H(2)O)]·C(4)H(4)N(2), contains one [UO(2)(acac)(2)(H(2)O)] (where acac is acetyl­acetonate) and two half-mol­ecules of pyrazine. …”
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    Aqua­dioxidobis(pentane-2,4-dionato)uranium(VI) pyrazine solvate
  16. 2236
    por Cheng, Xiang-Wei
    Publicado 2008
    “…Both meth­oxy groups are coplanar with the attached benzene ring [C—C—O—C = −0.5 (3) and 2.2 (3)°]. In the crystal structure, inversion-related mol­ecules are linked via C—H⋯O hydrogen bonds and π–π inter­actions involving the benzene ring [centroid–centroid distance = 3.6393 (12)Å].…”
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    3-(3-Chloro­prop­yl)-7,8-dimeth­oxy-1H-3-benzazepin-2(3H)-one at 125 K
  17. 2237
    “…The pyromellitic acid mol­ecules retain the four carboxyl H atoms with the carboxyl groups rotated out of the ring plane [O—C—C—C torsion angles = 24.1 (3) and 61.6 (2)°]. …”
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    Pyromellitic acid–sarcosine (1/2)
  18. 2238
    “…It crystallizes with two molecules in the asymmetric unit; these show different conformations of the silyl substitutent, as indicated by the Si—O—C—C torsion angles of 41.4 (7) and −84.5 (5)° in the two mol­ecules. …”
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    (1R,4′S)-4-(tert-Butyl­dimethyl­silan­oxy)-1-[2,2-dimethyl-3-(p-tolyl­sulfon­yl)-1,3-oxazolidin-4-yl]but-2-yn-1-ol
  19. 2239
    por Fun, Hoong-Kun, Kia, Reza
    Publicado 2008
    “…This conformation is substanti­ated by the O—C—C—O torsion angle of 108.16 (15)°. The dihedral angle between the two aromatic rings is 72.00 (6)°. …”
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    (E)-1,2-Bis(4-methyl­phen­yl)ethane-1,2-dione
  20. 2240
    “…In the title compound, H(3)O(+)·C(8)H(7)O(8)P(2) (−), the anions form inversion dimmers by way of pairs of O—H⋯O hydrogen bonds involving the phospho­nic functions and via the hydro­nium cation. …”
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    Hydro­nium (3-oxo-1-phosphono-1,3-dihydro­isobenzofuran-1-yl)phospho­nate
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