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3-氨基-5-苯胺基-4-氰基噻吩-2-羧酸乙酯

Ethyl 3-amino-5-anilino-4-cyano-thio-phene-2-carboxyl-ate.

作者信息

El-Saghier Ahmed M M, Akkurt Mehmet, Mohamed Shaaban K, Horton Peter N, Albayati Mustafa R

机构信息

Chemistry Department, Faculty of Science, Sohag University, 82524 Sohag, Egypt.

出版信息

Acta Crystallogr Sect E Struct Rep Online. 2013 Jul 13;69(Pt 8):o1244-5. doi: 10.1107/S1600536813018734. eCollection 2013.

DOI:10.1107/S1600536813018734
PMID:24109334
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC3793747/
Abstract

In the title compound, C14H13N3O2S, the dihedral angle between the thio-phene and phenyl rings is 24.95 (8)°. The mol-ecular structure is consolidated by intra-molecular N-H⋯O and C-H⋯S inter-actions. The crystal structure features N-H⋯N and N-H⋯O hydrogen bonds forming centrosymmetric R 2 (2)(12) dimers, which are linked into a two-dimensional network parallel to (011) with an S(6)R 2 (2) S(6) motif. In addition, π-π stacking inter-actions [centroid-centroid distance = 3.7013 (12) Å] occur between the thio-phene and phenyl rings of adjacent mol-ecules.

摘要

在标题化合物C₁₄H₁₃N₃O₂S中,噻吩环与苯环之间的二面角为24.95 (8)°。分子结构通过分子内N—H⋯O和C—H⋯S相互作用得以巩固。晶体结构具有形成中心对称R 2 (2)(12)二聚体的N—H⋯N和N—H⋯O氢键,这些二聚体连接成平行于(011)的二维网络,具有S(6)R 2 (2) S(6) motif。此外,相邻分子的噻吩环与苯环之间存在π-π堆积相互作用[质心-质心距离 = 3.7013 (12) Å]。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7d64/3793747/720df1316ed6/e-69-o1244-fig3.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7d64/3793747/0ffb73f297e5/e-69-o1244-fig1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7d64/3793747/e61c3f56f6db/e-69-o1244-fig2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7d64/3793747/720df1316ed6/e-69-o1244-fig3.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7d64/3793747/0ffb73f297e5/e-69-o1244-fig1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7d64/3793747/e61c3f56f6db/e-69-o1244-fig2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/7d64/3793747/720df1316ed6/e-69-o1244-fig3.jpg

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