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5-硝基噻吩-2-羧酸吡啶酯

Pyridinium 5-nitro-thio-phene-2-carboxyl-ate.

作者信息

Yang Xiao-Yan, Xu Ning, Liu Shan

机构信息

Department of Chemical Engineering, Nanjing College of Chemical Technology, Nanjing 210048, People's Republic of China.

出版信息

Acta Crystallogr Sect E Struct Rep Online. 2010 May 8;66(Pt 6):o1287. doi: 10.1107/S1600536810016089.

DOI:10.1107/S1600536810016089
PMID:21579385
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC2979441/
Abstract

The anion of the title compound, C(5)H(6)N(+)·C(5)H(2)NO(4)S(-), is approximately planar, with the carboxyl-ate and nitro group planes forming dihedral angles of 7.5 (3) and 3.5 (3)°, respectively, with the thio-phene ring. In the crystal structure, the cations and anions are linked into a two-dimensional network parallel to (011) by N-H⋯O and C-H⋯O hydrogen bonds.

摘要

标题化合物C(5)H(6)N(+)·C(5)H(2)NO(4)S(-)的阴离子近似呈平面状,羧酸根平面和硝基平面与噻吩环分别形成7.5 (3)°和3.5 (3)°的二面角。在晶体结构中,阳离子和阴离子通过N-H⋯O和C-H⋯O氢键连接成平行于(011)的二维网络。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/4a15/2979441/0eca6f55ae95/e-66-o1287-fig2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/4a15/2979441/d96dd8970087/e-66-o1287-fig1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/4a15/2979441/0eca6f55ae95/e-66-o1287-fig2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/4a15/2979441/d96dd8970087/e-66-o1287-fig1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/4a15/2979441/0eca6f55ae95/e-66-o1287-fig2.jpg

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本文引用的文献

1
A short history of SHELX.SHELX简史。
Acta Crystallogr A. 2008 Jan;64(Pt 1):112-22. doi: 10.1107/S0108767307043930. Epub 2007 Dec 21.