Synthesis of a new polymorph in [Cu(pyridine-2-carboxylate)2] system

被引:0
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作者
Dutta, Daipayan [1 ]
Jana, Atish Dipankar [2 ]
Ray, Ambarish [1 ]
Marek, Jaromir [3 ]
Ali, Mahammad [1 ]
机构
[1] Jadavpur Univ, Dept Chem, Kolkata 700032, India
[2] Jadavpur Univ, Dept Phys, Kolkata 700032, India
[3] Masaryk Univ, Fac Sci, Inst Expt Biol, Lab Funct Genom & Prote, CZ-62500 Brno, Czech Republic
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中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Single crystal X-ray studies on a doubly carboxylate bridged {[Cu(pic)(2)].2H(2)O}(n) (1) (pic = pyridine-2-carboxylate) polymeric chains extending along the crystallographic a axis reveal that adjacent polymeric chains are joined by the lattice water chains running parallel to the polymeric chain leading to a 2D sheet in the (101) plane. The successive sheets are interdigitated and glued to each other by a novel C=O...pi interaction into a 3D supramolecular motif. The complex (1) can be regarded as a pseudo-polymorph of [Cu(pic)(2)](n) which has been realized in two forms, violet (2) and blue-violet (3) from methanol.
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页码:1656 / 1660
页数:5
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