نتایج جستجو برای: triazole rings

تعداد نتایج: 53452  

2013
Bakr F. Abdel-Wahab Hanan A. Mohamed Seik Weng Ng Edward R. T. Tiekink

With respect to the triazole ring in the title compound, C19H16FN3O, the p-tolyl ring is inclined [dihedral angle = 51.79 (11)°], whereas the chalcone residue is almost coplanar [O-C-C-N and C-C-C-C torsion angles = -178.71 (19) and 178.42 (18)°, respectively]. The conformation about the C=C bond [1.328 (3) Å] is E, and the triazole methyl group and the carbonyl O atom are syn. In the crystal, ...

Journal: :Journal of Chemical Physics 2021

In search for future good adsorbents CO2 capture, a nitrogen-rich triazole-type Metal–Organic Framework (MOF) is proposed based on the rational design and theoretical molecular simulations. The structure of MOF, named Zinc Triazolate (ZTF), obtained by replacing amine-organic linker MAF-66 triazole, its structural parameters are deduced. We used grand-canonical Monte Carlo (GCMC) simulations ge...

2012
Jessie A. Key Christopher W. Cairo Robert McDonald

The title compound, C(15)H(17)N(5)O(2), was synthesized as part of a series of benzoxadiazole analogs which were examined for fluorescent properties by Cu-catalysed azide-alkyne cyclo-addition (CuAAC) of a 4-azido-methyl-benzoxadiazole substrate. The structure shows a nearly coplanar orientation of the hexa-none keto group and the 1,2,3-triazole ring [dihedral angle = 4.3 (3)°], while the benzo...

2013
Bakr F. Abdel-Wahab Seik Weng Ng Edward R. T. Tiekink

In the title compound, C26H23FN6S, the pyrazole ring has an envelope conformation, with the methine C atom being the flap atom. The thio-urea group is close to being coplanar with the pyrazole N atoms [N-N-C-S torsion angle = 176.78 (15)°], which allows for an intra-molecular N-H⋯N hydrogen bond; the connected triazole ring is nearly coplanar with this ring [N-C-C-N = -172.65 (19)°]. There is a...

2013
Zbigniew Karczmarzyk Monika Pitucha Waldemar Wysocki Anna Pachuta-Stec Andrzej Stańczuk

The title compound, C(11)H(13)N(3)S, exists in the 5-thioxo tautomeric form. The benzene ring exhibits disorder with a refined ratio of 0.77 (2):0.23 (2) for components A and B with a common bridgehead C atom. The 1,2,4-triazole ring is essentially planar, with a maximum deviation of 0.002 (3) Å for the benzyl-substituted C atom, and forms dihedral angles of 88.94 (18) and 86.56 (49)° with the ...

2009
Hong Zhao

In the title compound, C(11)H(11)N(3)O(2)·H(2)O, the planes of the triazole and phenyl rings are almost perpendicular to each other [dihedral angle 89.5 (3)°]. The crystal packing is stabilized by strong inter-molecular O-H⋯O and O-H⋯N hydrogen bonds involving the water mol-ecule as both donor and acceptor.

2011
Wei Wang Qing-lei Liu Xiao-yu Jia Jing-jing Zhang Yan Gao

In the title mol-ecule, C(24)H(21)ClN(4)OS, the 1,2,4-triazole ring forms dihedral angles of 37.2 (2), 71.9 (2) and 84.9 (2) ° with the three benzene rings. In the crystal, weak inter-molecular N-H⋯S hydrogen bonds link the mol-ecules into centrosymmetric dimers.

2010
Hai-Tao Gao Li Li Jun-Kai Ma

The crystal structure of the title compound, C(21)H(19)N(5)O(3), is stabilized by inter-molecular N-H⋯N and C-H⋯O hydrogen bonds. The mol-ecule contains a planar [maximum deviations = -0.026 (1) and 0.027 (2) Å] benzofuran ring system, which forms dihedral angles of 78.75 (8) and 39.78 (7)° with the benzene and triazole rings, respectively.

2012
G. Anuradha G. Vasuki Dilek Ünlüer Emrah Birinci

In the title compound, C(23)H(21)N(3)O, the dihedral angles formed by the mean plane of the triazole ring [maximum deviation = 0.007 (1) Å] and the three phenyl rings are 51.13 (8), 52.84 (8) and 47.04 (8)°. In the crystal, mol-ecules are linked by weak C-H⋯N inter-actions, forming infinite chains propagating along the b-axis direction.

2010
Artyom G. Kashaev Anatoliy V. Zimichev Victor B. Rybakov Yurij N. Klimochkin Margarita N. Zemtsova

In the title compound, C(15)H(14)N(4)S, the quinoline and triazole rings form a dihedral angle of 41.48 (7)°. In the crystal, adjacent mol-ecules are linked by N-H⋯N hydrogen bonds, forming chains along [100].

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