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首页> 外文期刊>Crystallography reports >Crystal Structure of 4-[Benzylideneamino]-3-thiophen-2-yl-methyl-4,5-dihydro-1H-[1,2,4]triazole-5-one~1
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Crystal Structure of 4-[Benzylideneamino]-3-thiophen-2-yl-methyl-4,5-dihydro-1H-[1,2,4]triazole-5-one~1

机译:4- [苄叉基氨基] -3-噻吩-2-基-甲基-4,5-二氢-1H- [1,2,4]三唑-5-one〜1的晶体结构

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摘要

The crystal structure of the title compound C_(14)H_(12)N_4OS was determined by the X-ray dif-fraction method. The compound crystallizes in the triclinic space group pl with Z = 2. The molecule is not planar: the dihedral angle between the triazole and thiophene rings is 73.98(2)°, and that between the triazole and benzene rings is 4.05(2)°. The thiophene ring is disordered over two positions, which are approximately parallel and oppositely oriented. The major component refined to a site-occupancy fac-tor of 0.573(3). An intramolecular C-H···O hydrogen bond generates an S(6) ring motif. In the crystal, molecules are linked together by two pairs of N-H···O interactions (to the same O atom as acceptor), forming inversion dimers. The crystal packing is also stabilized by π-π interactions [centroid-centroid distance is 3.978 ?].
机译:通过X射线衍射法确定标题化合物C_(14)H_(12)N_4OS的晶体结构。该化合物在Z = 2的三斜空间群pl中结晶。该分子不是平面的:三唑与噻吩环之间的二面角为73.98(2)°,三唑与苯环之间的二面角为4.05(2)° 。噻吩环在两个大致平行且方向相反的位置无序。主成分改进为站点占用率0.573(3)。分子内C-H··O氢键产生S(6)环基序。在晶体中,分子通过两对N-H···O相互作用(与受体位于相同的O原子)连接在一起,形成反转二聚体。晶体堆积也通过π-π相互作用[质心-质心距离为3.978Ω]而稳定。

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