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2,3-二氟-N-(2-吡啶基)苯甲酰胺

2,3-Difluoro-N-(2-pyrid-yl)benzamide.

作者信息

Gallagher John F, McMahon Joyce, Anderson Frankie P, Lough Alan J

出版信息

Acta Crystallogr Sect E Struct Rep Online. 2008 Nov 20;64(Pt 12):o2394. doi: 10.1107/S1600536808038269.

DOI:10.1107/S1600536808038269
PMID:21581364
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC2959868/
Abstract

The title compound, C(12)H(8)F(2)N(2)O, crystallizes with two independent mol-ecules in the asymmetric unit. The independent mol-ecules differ slightly in conformation; the dihedral angles between the benzene and pyridine rings are 51.58 (5) and 49.97 (4)°. In the crystal structure, mol-ecules aggregate via N-H⋯N(pyridine) inter-actions as hydrogen-bonded dimers with the structural motif R(2) (2)(8), and these dimers are linked via C-H⋯O inter-actions to form a supra-molecular chain.

摘要

标题化合物C(12)H(8)F(2)N(2)O在不对称单元中结晶出两个独立的分子。这两个独立分子的构象略有不同;苯环和吡啶环之间的二面角分别为51.58 (5)°和49.97 (4)°。在晶体结构中,分子通过N-H⋯N(吡啶)相互作用聚集形成具有R(2) (2)(8)结构基序的氢键二聚体,这些二聚体通过C-H⋯O相互作用连接形成超分子链。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/0303/2959868/87c4a4ef6c2d/e-64-o2394-fig3.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/0303/2959868/72e39474fa57/e-64-o2394-fig1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/0303/2959868/51d60e10fcb6/e-64-o2394-fig2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/0303/2959868/87c4a4ef6c2d/e-64-o2394-fig3.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/0303/2959868/72e39474fa57/e-64-o2394-fig1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/0303/2959868/51d60e10fcb6/e-64-o2394-fig2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/0303/2959868/87c4a4ef6c2d/e-64-o2394-fig3.jpg

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