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二水合双(1-甲基-4-氧代咪唑烷-2-亚胺基)二水双(吡啶-2,4-二羧酸根合-κN,O)锌(II)

Bis(1-methyl-4-oxoimidazolidin-2-iminium) diaqua-bis-(pyridine-2,4-dicarboxyl-ato-κN,O)zincate(II) dihydrate.

作者信息

Aghabozorg Hossein, Jafarbak Fatemeh, Mirzaei Masoud, Notash Behrouz

出版信息

Acta Crystallogr Sect E Struct Rep Online. 2011 Apr 1;67(Pt 4):m435-6. doi: 10.1107/S1600536811008452. Epub 2011 Mar 12.

DOI:10.1107/S1600536811008452
PMID:21753959
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC3099900/
Abstract

In the title compound, (C(4)H(8)N(3)O)(2)[Zn(C(7)H(3)NO(4))(2)(H(2)O)(2)]·2H(2)O, the Zn(II) ion is six-coordinated in a distorted octa-hedral geometry by two pyridine-2,4-dicarboxyl-ate (pydc) ligands in the equatorial plane and two water mol-ecules in the axial positions. The pydc ligands act as bidentate chelating ligands through one carboxyl-ate O atom and the pyridine N atom. Inter-molecular N-H⋯O, O-H⋯O and weak C-H⋯O hydrogen bonds stabilize the crystal structure.

摘要

在标题化合物(C₄H₈N₃O)₂[Zn(C₇H₃NO₄)₂(H₂O)₂]·2H₂O中,Zn(II)离子通过赤道平面上的两个吡啶-2,4-二羧酸酯(pydc)配体和轴向位置的两个水分子以扭曲的八面体几何构型进行六配位。pydc配体通过一个羧酸根O原子和吡啶N原子作为双齿螯合配体。分子间的N-H⋯O、O-H⋯O和弱C-H⋯O氢键稳定了晶体结构。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/bb1a/3099900/034a79899f17/e-67-0m435-fig2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/bb1a/3099900/644dd31acf6d/e-67-0m435-fig1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/bb1a/3099900/034a79899f17/e-67-0m435-fig2.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/bb1a/3099900/644dd31acf6d/e-67-0m435-fig1.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/bb1a/3099900/034a79899f17/e-67-0m435-fig2.jpg

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本文引用的文献

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Hydroxonium creatininium bis-(pyridine-2,6-dicarboxyl-ato-κO,N,O)nickel-ate(II) trihydrate.二水合双(吡啶-2,6-二羧酸根-κO,N,O)镍酸(II)氢肌酐鎓三水合物
Acta Crystallogr Sect E Struct Rep Online. 2009 Jun 27;65(Pt 7):m824-5. doi: 10.1107/S1600536809022053.
2
Creatininium bis-(pyridine-2,6-dicarboxyl-ato)chromate(III) pyridine-2,6-dicarboxylic acid hexa-hydrate.双(吡啶 - 2,6 - 二羧酸根)铬(III)肌酐吡啶 - 2,6 - 二羧酸六水合物
Acta Crystallogr Sect E Struct Rep Online. 2008 Sep 6;64(Pt 10):m1234-5. doi: 10.1107/S1600536808027700.
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A short history of SHELX.
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Poly[tri-μ(2)-aqua-(μ(3)-pyridine-2,4-dicarboxyl-ato-κN,O:O:O)barium].聚[三-μ(2)-水合-(μ(3)-吡啶-2,4-二羧酸根合-κN,O:O:O)钡]
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SHELX简史。
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