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7361“…In the molecule of the title Co(II) complex, [Co(C(6)H(4)NO(3))(2)(C(3)H(4)N(2))(2)], the Co(II) atom is located on a twofold rotation axis and chelated by two oxidopyridiniumcarboxylate anions and further cis-coordinated by two imidazole ligands in a distorted octahedral geometry. …”
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7362“…The L ligands are coordinated to the Ho(III) ions in three modes: chelating, bridging and bridging–tridentate. …”
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7363por Nagamuthu, S., Sribala, R., Ranjithkumar, R., Krishnakumar, R. V., Srinivasan, N.“…In the title compound, C(23)H(23)Cl(2)N(3)O(2), the pyrroline ring adopts an envelope conformation and the piperidinone ring assumes a slightly twisted chair form. …”
Publicado 2010
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7364“…In the title coordination polymer, {[Zn(SO(4))(C(18)H(16)N(6)O(2))(H(2)O)(3)]·CH(3)OH·H(2)O}(n), the Zn(2+) ion adopts a slightly distorted cis-ZnN(2)O(4) octahedral geometry arising from three coordinated water molecules, one sulfate ion and two bridging 3,3′-bis(3-pyridyl)-1,1′-(m-phenylene)diurea (bpmpbu) ligands. …”
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7365“…The Ca(II) cation is also coordinated by five water molecules with Ca—O distances in the range 2.355 (6)–2.543 (6) Å. There are three additional uncoordinated water molecules in the asymmetric unit, the occupancy of which refined to 0.54 (3). …”
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7366“…The crystal packing is stabilized by π–π interactions between two phenanthroline ring systems, forming a centrosymmetric dimer with a centroid–centroid distance of 3.656 (1) Å.…”
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7367por Gul, Salman, Siddiqui, Hamid Latif, Ahmad, Matloob, Nisar, Muhammad, Parvez, Masood“…In the title compound, C(25)H(21)NO(7)S, the heterocyclic thiazine ring adopts a half-chair conformation, with the S and N atoms displaced by −0.284 (3) and 0.411 (3) Å, respectively, from the plane formed by the remaining ring atoms; the puckering parameters are: Q = 0.4576 (13) Å, θ = 58.6 (2) and ϕ = 34.3 (3)°. …”
Publicado 2010
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7368“…In the title compound, C(15)H(11)N(3)O(4)S, the dihedral angle between the mean planes of the dihydroindol-2-one (r.m.s. deviation = 0.015 Å) and dihydrothieno[3,2-b]pyran (r.m.s. deviation = 0.011 Å) ring systems is 89.53 (3)°. …”
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7369“…In the title compound, C(17)H(11)Br(3)N(2)O(3), the whole molecule is disordered over two positions with a refined occupancy ratio of 0.770 (5):0.230 (5). …”
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7370por Shahani, Tara, Fun, Hoong-Kun, Ragavan, R. Venkat, Vijayakumar, V., Sarveswari, S.“…In the crystal, pairs of intermolecular O—H⋯N hydrogen bonds form inversion dimers of the 3-(2,5-dimethylfuran-3-yl)-1H-pyrazol-5-ol species, generating R (2) (2)(8) ring motifs. …”
Publicado 2010
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7371“…The crystal packing features weak slipped π–π interactions between the pyrimidine and the phenyl rings of symmetry-related molecules [centroid–centroid distance = 3.746 (1)Å, slippage of 1.574 Å].…”
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7372
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7373“…The two imidazole rings are each planar (r.m.s. deviations = 0.0016 and 0.0060 Å) and make a dihedral angle of 45.3 (18)°. Intramolecular O—H⋯F hydrogen bonds occur. …”
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7374
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7375por Penthala, Narsimha Reddy, Reddy, Thirupathi Reddy Yerram, Parkin, Sean, Crooks, Peter A.“…In the title compound, C(23)H(22)ClN(3)O, the benzene ring of the 4-chorobenzyl group makes a dihedral angle of 78.56 (6)° with the best plane of the indole ring. …”
Publicado 2011
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7376“…In the title molecular salt, C(25)H(38)N(4) (2+)·2PF(6) (−), one of the butyl groups and four F atoms in the basal plane of one of the PF(6) (−) octahedra are disordered over two sets of sites, with occupancy ratios of 0.704 (5):0.296 (5) and 0.71 (3):0.29 (3), respectively. The central benzene ring makes dihedral angles of 85.17 (12) and 81.97 (12)° with the terminal imidazole rings. …”
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7377“…The major twist occurs about the C(ar)—N bond [C(ar)—C(ar)—N=C = 42.3 (4)°; ar is aromatic].…”
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7378por Tahir, M. Nawaz, Khan, Mahmood-ul-Hassan, Hammed, Shahid, Bokhari, Tanveer Hussain, Hina, Saira“…In the title compound, C(19)H(19)ClN(4)S, the 2-chlorophenyl and [1,2,4]triazolo[3,4-b] [1,3,4]thiadiazole fragments (r.m.s. deviations of 0.015 and 0.017 Å, respectively) are oriented at a dihedral angle of 55.76 (6)°. …”
Publicado 2011
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7379“…In the title compound {systematic name: 4-[2,3-dibromo-3-(4-bromophenyl)propanoyl]-3-(4-methoxyphenyl)-1,2,3-oxadiazol-3-ylium-5-olate}, C(18)H(13)Br(3)N(2)O(4), the central oxadiazole ring, which is essentially planar with a maximum deviation of 0.016 (3) Å, makes dihedral angles of 29.98 (16) and 52.04 (16)°, respectively, with the terminal bromo-substituted and methoxy-substituted benzene rings. …”
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7380por Naicker, Tricia, Govender, Thavendran, Kruger, Hendrik. G., Maguire, Glenn. E. M.“…In the title compound, C(26)H(27)NO(4), the heterocyclic ring assumes a half-chair conformation and intermolecular C—H⋯O interactions help to construct the three-dimensional network within the crystal packing.…”
Publicado 2011
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