نتایج جستجو برای: triazole rings

تعداد نتایج: 53452  

2012
Hoong-Kun Fun Suhana Arshad Nithinchandra Balakrishna Kalluraya J. H. S. Vidyashree

In the title compound, C(17)H(12)Cl(2)N(6)O(3), the 1H-1,2,3-triazole ring [maximum deviation = 0.003 (1) Å] forms dihedral angles of 34.08 (6) and 28.38 (6)°, respectively, with the nitro- and dichloro-substituted benzene rings. The dihedral angle between the benzene rings is 6.68 (5)°. In the crystal, C-H⋯O hydrogen bonds link the mol-ecules into chains running parallel to the a axis.

2013
Mehmet Akkurt Aliasghar Jarrahpour Mehdi Mohammadi Chermahini Pezhman Shiri Muhammad Nawaz Tahir

In the title compound, C(22)H(24)N(4)O, the terminal and central benzene rings make dihedral angles of 52.7 (3) and 43.8 (2)°, respectively, with the triazole ring. The dihedral angle between the benzene rings is 8.9 (2)°. The crystal structure features C-H⋯π inter-actions. The atoms of the terminal propenyl group are disordered over two sets of sites, with a refined occupancy ratio of 0.714 (1...

2008
Özden Özel Güven Hakan Tahtacı M. Nawaz Tahir Tuncer Hökelek

In the mol-ecule of the title compound, C(17)H(15)Cl(2)N(3)O, the triazole ring is oriented at dihedral angles of 9.24 (6) and 82.49 (6)°, respectively, with respect to the phenyl and dichloro-benzene rings. The dihedral angle between the dichloro-benzene and phenyl rings is 88.57 (5)°. An intra-molecular C-H⋯O contact results in the formation of a planar five-membered ring.

2014
Nada Kheira Sebbar Abdelfettah Zerzouf El Mokhtar Essassi Mohamed Saadi Lahcen El Ammari

In the title compound, C18H16N4OS, the six-membered heterocycle of the benzo-thia-zine fragment exhibits a screw-boat conformation. The dihedral angles between the plane through the triazole ring and those through the fused and terminal benzene rings are 76.68 (11) and 71.0 (1)°, respectively; the benzene rings are nearly perpendicular [dihedral angle = 79.6 (1)°]. In the crystal, mol-ecules ar...

2009
Muhammad Hanif Ghulam Qadeer Nasim Hasan Rama Javeed Akhtar Madeleine Helliwell

The title compound, C(18)H(19)N(3)O(3), is a biologically active triazole derivative. The five-membered ring is oriented with respect to the six-membered rings at dihedral angles of 51.59 (4) and 61.37 (4)°. The crystal structure is stabilized by inter-molecular N-H⋯O hydrogen-bond inter-actions between centrosymmetrically related mol-ecules [the dihedral angle between the benzene rings is 47.4...

2015
Ajaykumar D. Kulkarni Md. Lutfor Rahman Mashitah Mohd. Yusoff Huey Chong Kwong Ching Kheng Quah

The asymmetric unit of the titled compound, C22H20FN5S, comprises two independent mol-ecules (A and B), both of which have a trans conformation with respect to the methene C=C [1.342 (2) and 1.335 (2) Å] and the acyclic N=C [1.283 (2) and 1.281 (2) Å] bonds. In mol-ecule A, the triazole ring makes dihedral angles of 55.01 (12) and 18.17 (9)° with the benzene and indole rings, respectively. The ...

2013
G. M. Golzar Hossain

The asymmetric unit of the title hydrated salt, (C10H18N8S2)2[BiCl6]NO3·2H2O, contains two independent 3-amino-1-carbamo-thioyl-5-[(2-{[(5-methyl-1H-imidazol-3-ium-4-yl)meth-yl]sulfan-yl}eth-yl)amino]-1H-1,2,4-triazol-4-ium cations, one hexa-chloridobismuthate anion, one nitrate anion and two solvent water mol-ecules. The dihedral angles between the imidazole and triazole rings in the cations a...

2011
Ai-Xin Zhu Jun-Na Liu Zhen Li Hong-Can Wang Yuan-Chao Du

A crystallographic twofold axis passing through the centre of the disulfide linkage in the title compound, C(16)H(12)N(6)S(2)·2H(2)O, results in one-half of the mol-ecule and one uncoordinated water mol-ecule described in the asymmetric unit. In the mol-ecule, the mean planes of the benzene and triazole rings are close to being coplanar and are separated by a dihedral angle of 2.08 (15)°. The t...

Journal: :Acta crystallographica. Section C, Crystal structure communications 2004
Fang Fang Jian Hai Lian Xiao Yong Qi Qin Liang Zhong Xu

In the two title compounds, C17H14N4OS, (I), and C18H16N4O2S, (II), the dihedral angles between the planes of the triazole and N-phenyl rings and the plane of five of the atoms that link these two rings are 63.5 (8) and 73.2 (6) degrees for (I), and 65.1 (1) and 72.1 (3) degrees for (II), respectively. There are some inter- and intramolecular interactions in the crystal structure.

2013
Muhammad A. Farrukh Maqsood Ahmed Shaaban K. Mohamed Adel A. Marzouk Samir M. El-Moghazy

In the title compound, C20H18ClN5S, the toluene and triazole rings are oriented almost perpendicular to each other, making a dihedral angle of 89.97 (9)°, whereas the dihedral angle between cholorophenyl and pyrazole rings is 54.57 (11)°. In the crystal, pairs of N-H⋯N hydrogen bonds link the mol-ecules into inversion dimers. Weaker C-H⋯S and C-H⋯Cl inter-actions are also present.

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