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3061“…The reaction of cobalt(II) nitrate with 5-amino-2,4,6-triiodoisophthalic acid (ATPA) in pyridine solution leads to the formation of the title compound, {[Co(C(8)H(2)I(3)NO(4))(C(5)H(5)N)(3)(H(2)O)]·C(5)H(5)N}(n). The Co(2+) ion is six-coordinated by three N atoms, one water O atom and two O atoms from two ATPA ligands to form a distorted octahedral geometry. …”
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3062por Fun, Hoong-Kun, Sinthiya, A, Jebas, Samuel Robinson, Ravindran Durai Nayagam, B., Alfred Cecil Raj, S.“…In the crystal structure, molecules are linked into an infinite three-dimensional network by O—H⋯O, N—H⋯Cl, N—H⋯O, O—H⋯N, C—H⋯O, C—H⋯N and C/N—H⋯π interactions involving the pyridine rings.…”
Publicado 2008
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3063“…The crystal structure is stabilized by weak C—H⋯O, C—H⋯F, C—H⋯Cl and C—H⋯π interactions.…”
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3064por Jasinski, Jerry P., Butcher, Ray J., Hakim Al-Arique, Q. N. M., Yathirajan, H. S., Narayana, B.“…In the cation of the title salt, C(11)H(12)ClN(2)O(+)·C(6)H(2)N(3)O(7) (−), the chloroethyl side chain is in a syn conformation, nearly orthogonal to the pyrimidine ring, with a dihedral angle of 78.9 (6)° between the plane of the chloroethyl chain and the pyrimidine ring. …”
Publicado 2009
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3065“…The three-dimensional structrure is generated by N—H⋯O, C—H⋯O and C—H⋯Cl hydrogen bonds and π–π interactions [centroid–centroid distances = 3.658 (4) and 4.020 (4) Å].…”
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3066“…Centroid–centroid distances of 3.659 (7) and 3.687 (7) Å indicate π–π stacking interactions between neighboring phen ligands. In the crystal, O—H⋯O, C—H⋯F and C—H⋯O hydrogen bonds link the complex molecules and uncoordinated water molecules into a supramolecular network.…”
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3067por Farag, Abeer Mohamed, Teoh, Siang Guan, Osman, Hasnah, Chantrapromma, Suchada, Fun, Hoong-Kun“…Molecules in these chains are linked to those of an adjacent chains through N—H⋯O hydrogen bonds and weak C—H⋯O interactions, forming sheets parallel to the ac plane. O⋯C [2.895 (3) Å] short contacts and π–π interactions [centroid–centroid distance = 3.8249 (19) Å] are also observed.…”
Publicado 2010
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3068por Dutkiewicz, Grzegorz, Chidan Kumar, C. S., Yathirajan, H. S., Narayana, B., Kubicki, Maciej“…The title compound, C(13)H(13)F(2)N(6)O(+)·C(6)H(2)N(3)O(7) (−), is the first structurally characterized salt of the cation of fluconazole [systematic name 2-(2,4-difluorophenyl)-1,3-bis(1H-1,2,4-triazol-1-yl)propan-2-ol], a synthetic antifungal agent. …”
Publicado 2010
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3069por Pinheiro, Alessandra C., de Souza, Marcus V. N., Tiekink, Edward R. T., Wardell, James L., Wardell, Solange M. S. V.“…The carbonyl groups lie approximately at right angles to each other [O—C⋯C—O pseudo torsion angle of 107.7 (3)°], and the conformation about the C12=N3 bond [1.279 (4) Å] is E. …”
Publicado 2010
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3070por Thevenet, Damien, Neier, Reinhard, Sereda, Olha, Neels, Antonia, Stoeckli-Evans, Helen“…In the title compound, the O—C(alkyl)—C(alkyl)—C(alkyl) torsion angle is 55.8 (5)°, while in the bromo analogue this angle is −179.1 (2)°. …”
Publicado 2010
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3071“…The crystal structure is further stabilized by interatomic interactions of the types C⋯Cl [C—Cl = 3.284 (2) Å], C—H⋯Cl [C⋯Cl = 3.903 (3) Å] and C—H⋯O [C⋯O = 3.376 (3) Å].…”
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3072“…The unusual trinuclear Au(III) oxide title complex, [Au(3)Cl(6)O(C(21)H(24)N(2))(3)](C(2)F(6)NO(4)S(2))·2[Ag(C(2)F(6)NO(4)S(2))], is the side product of the reaction of [1,3-bis(1,3,5-trimethylphenyl)imidazol-2-ylidene]dichloridophenylgold(III) with silver bis(trifluoromethanesulfonyl)imide in the presence of traces of water. …”
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3073“…The Ag(+) cations, which are in a distorted square-pyramidal coordination, and the ligands combine to form a two-dimensional array parallel to (101); these arrays are connected into a three-dimensional structure by trifluoromethanesulfonate anions via N—H⋯O, C—H⋯O, and C—F⋯O interactions.…”
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3074“…The carboxyl group is coplanar with the benzene ring to which it is connected [O—C—C—C = −172.47 (12)°] and similarly, the 2-pyridinealdazine molecule is planar (r.m.s. deviation of the 16 non-H atoms = 0.017 Å). …”
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3075“…The crystal structure is further stabilized by intermolecular C—H⋯O, C—H⋯π and π–π interactions [centroid–centroid distances = 3.870 (4)–3.871 (4) Å].…”
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3076“…The Mo(VI) atom in the title structure, [Mo(C(10)H(13)N)Cl(2)O(C(10)H(8)N(2))]·0.5CH(2)Cl(2), has a distorted octahedral coordination sphere with cis-orientated oxide and imide ligands, trans-chloride ligands and the 2,2′-bipyridine (bipy) ligand N atoms lying trans to the oxide and imide ligands. …”
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3077por Dolzhenko, Anton V., Tan, Geok Kheng, Dolzhenko, Anna V., Koh, Lip Lin, Chui, Wai Keung“…The amino group H atom acts as a hydrogen-bond donor, forming an NH⋯O=C hydrogen bond with the carbonyl O atom, which links the molecules into C(6) chains running along [011] and [01[Image: see text]].…”
Publicado 2010
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3078por Fun, Hoong-Kun, Kuntiyong, Punlop, Tuntiwachwuttikul, Pittaya, Chantrapromma, Suchada“…The two methoxy groups are slightly twisted from the attached benzene ring [C—O—C—C torsion angles = −21.3 (2) and −20.5 (2)° in molecule A, and −6.3 (2) and −16.2 (2)° in molecule B] and the benzamide moiety is in a (−)-synclinal conformation with respect to the lactam ring. …”
Publicado 2010
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3079“…The title compound, C(20)H(27)BrO(4), a 4-bromobenzoyl derivative of a stereoisomer of glycerol menthonide, synthesized as part of a study of 3-carbon stereochemical moieties, crystallizes with two crystallographically independent molecules in the asymmetric unit, the two molecules differing only in one of the C—O—C—C torsion angles around the ester O atom [−106.5 (7) and 146.1 (6)°]. …”
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3080“…MATERIALS AND METHODS: Specific weight of Resilon and gutta-percha was placed in a sample tube and after adding 1.0 ml of chloroform at 37ºC, the tubes were capped and shaked for 1, 3 and 5 minutes. …”
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