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首页> 外文期刊>Acta Crystallographica Section E: Crystallographic Communications >Crystal structures of the Schiff base derivatives (E)-N′-[(1H-indol-3-yl)methyl­idene]isonicotino­hydrazide ethanol monosolvate and (E)-N-methyl-2-[1-(2-oxo-2H-chromen-3-yl)ethyl­idene]hydrazinecarbo­thio­amide
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Crystal structures of the Schiff base derivatives (E)-N′-[(1H-indol-3-yl)methyl­idene]isonicotino­hydrazide ethanol monosolvate and (E)-N-methyl-2-[1-(2-oxo-2H-chromen-3-yl)ethyl­idene]hydrazinecarbo­thio­amide

机译:Schiff碱衍生物(E)-N'-[((1H-吲哚-3-基)亚甲基]异烟肼肼乙醇单溶剂化物和(E)-N-甲基-2- [1-(2-氧代-2H- 3-基铬亚乙基]肼甲硫代酰胺

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摘要

The crystal structures of two title Schiff base derivatives, C15H12N4O·C2H6O (1·EtOH) and C13H13N3O2S (2), were determined at 110 and 100 K, respectively. In the crystal of compound 1·EtOH, the (E)-N′-[(1H-indol-3-yl)methyl­idene]isonicotinohydrazide and ethanol mol­ecules are linked by O—H⋯O, N—H⋯O and N—H⋯N hydrogen bonds, forming a tape structure running along the b-axis direction. The tapes are weakly linked via a C—H⋯N inter­action. In the crystal of compound 2, (E)-N-methyl-2-[1-(2-oxo-2H-chromen-3-yl)ethyl­idene]hydrazinecarbo­thio­amide mol­ecules are linked via N—H⋯O and C—H⋯O hydrogen bonds, forming a helical chain along the b-axis direction. The chains are further linked into a layer expanding parallel to (102) through C—H⋯S inter­actions.
机译:确定了两种标题席夫碱衍生物C15H12N4O·C2H6O(1·EtOH)和C13H13N3O2S(2)的晶体结构,分别为110 K和100K。在化合物1·EtOH的晶体中,(E)-N'-[(1H-吲哚-3-基)亚甲基]异烟酰肼与乙醇分子通过OH-O,NH-O和N-连接。 H⋯N氢键形成沿b轴方向延伸的带状结构。这些磁带通过C–H⋯N相互作用弱连接。在化合物2的晶体中,(E)-N-甲基-2- [1-(2-(氧代-2H-铬-3-基)亚乙基]肼]碳硫羰酰胺分子通过NH-O和CH-连接。 O氢键沿b轴方向形成螺旋链。链进一步通过CHS相互作用与平行于(102)扩展的层连接。

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