2-(2-pyridyl)pyridinium triiodide

被引:0
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作者
Fialho De Assis, Evilazio [1 ]
Howie, R.Alan [1 ]
Wardell, James L. [1 ]
机构
[1] Univ of Aberdeen, Old Aberdeen, United Kingdom
关键词
Heterocyclic rings - Intramolecular hydrogen bonds - Linear triiodide anions;
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摘要
The title structure, C10H9N2+.I3-, consists of 2-(2-pyridyl)pyridinium cations and near-symmetric essentially linear triiodide anions [I-I = 2.902 (1) and 2.920 (1) angstroms, and I-I-I = 177.88 (5)°]. The cation has a syn configuration, with an intramolecular N-H&middot&middot&middotN hydrogen bond: H-N2 and H&middot&middot&middotN1 = 1.13 (11) and 1.83 (10) angstroms, respectively, and N2-H&middot&middot&middotN1 = 124 (8)°. The two heterocyclic rings are not coplanar, the angle between the rings being 9.6 (8)°.
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页码:955 / 957
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