The Hf IV atoms in the centrosymmetric title compound, (C 4 H 12 N) 2 ][Hf 2 F 10 (H 2 O) 2 ], are bridged by two F atoms. The Hf IV atoms show pentagonal-bipyramidal coordination. The dianions are linked by water-fluorine hydrogen bonds into layers.
Tetrakis(tetramethylammonium) di-μ-sulfato-bis[oxosulfatovanadate(V)]
✍ Scribed by Ngala, Katana ;Zavalij, Peter Y. ;Whittingham, M. Stanley
- Publisher
- International Union of Crystallography
- Year
- 2004
- Tongue
- English
- Weight
- 283 KB
- Volume
- 60
- Category
- Article
- ISSN
- 1600-5368
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✦ Synopsis
Single-crystal X-ray study T = 295 K Mean '(N±C) = 0.003 A Ê R factor = 0.031 wR factor = 0.078 Data-to-parameter ratio = 15.2 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
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The two aqua (1,10-phenanthroline)iron(III) parts of the title compound, [Fe 2 O(SO 4 ) 2 (C 12 H 8 N 2 ) 2 (H 2 O) 2 ]Á4H 2 O, are linked through one oxo and two sulfate bridges. Both metal centres show octahedral coordination, in which the three O atoms that are involved in bridging occupy the fac
:2 0 0 0 ,3 0 0 0 -c]phenazine)iron(II)] monohydrate
The reaction of ferric sulfate with ethylenediamine in the presence of acid under hydrothermal conditions results in the title compound, (C 2 H 10 N 2 ) 2 [Fe III (OH)(SO 4 ) 2 ](SO 4 )ÁH 2 O. The six-coordinate ferrate dianion participates in a 2 -hydroxo-di-2 -sulfate-bridged chain. The component