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Open AccessJournal ArticleDOI

Transference of Water to the Nitrobenzene Phase for the Extraction of Tris(1,10-phenanthroline)iron (II) and Tris(2,2′-bipyridine)iron(II) Chelate Salts

Yuroku Yamamoto, +2 more
- 01 May 1973 - 
- Vol. 46, Iss: 5, pp 1466-1467
TLDR
In this paper, the amount of water transferred to the nitrobenzene phase was determined for the extraction of ion pairs of tris(1,10-phenanthroline)iron(II) and tris (2,2′-bipyridine) iron(II), with halide and pseudohalide anions.
Abstract
The amount of water transferred to the nitrobenzene phase was determined for the extraction of ion pairs of tris(1,10-phenanthroline)iron(II) and tris(2,2′-bipyridine) iron(II) with halide and pseudohalide anions. For both chelate systems the smaller the anion, the greater the amount of water transported, very similar results being obtained for a common anion. The results were discussed in relation to water of crystallization, extractability and temperature effect.

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Journal ArticleDOI

Hydration of Ions in Organic Solvent and Its Significance in the Gibbs Energy of Ion Transfer between Two Immiscible Liquids

TL;DR: In this article, a new model has been proposed for a better understanding of the Gibbs energy of ion transfer at the organic solvent/water interface, and the determination of water content in NB has confirmed that some water molecules are coextracted by hydrophilic inorganic cations and anions.
Journal ArticleDOI

Non-Bornian Theory of the Gibbs Energy of Ion Transfer between Two Immiscible Liquids

TL;DR: A non-Bornian theory for the standard Gibbs free energy of ion transfer at the organic solvent (O)/water (W) interface was proposed in this paper, where the ionic charge (z)-dependent term of, whi...
Journal ArticleDOI

Proton NMR Study on Selective Hydration of Anions in Nitrobenzene

TL;DR: In this article, the selective hydration of univalent anions (X- = Cl-, Br-, I-, NO3-, ClO4-, SCN-) in deuterated nitrobenzene was studied by means of 1H NMR spectroscopy.
Journal ArticleDOI

The hydration of anions in nonaqueous media

TL;DR: In this paper, a simple isopiestic method based on that of S. Christian is used for measuring the salting-in of water into nonpolar, low-volatility solvents by tetraalkylammonium salts.
References
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Journal ArticleDOI

Heat of Solution of Tris(1, 10-Phenanthroltne)Iron(II) Salts in Water and in Nitrobenzene

Y. Yamamoto, +1 more
- 01 Oct 1970 - 
TL;DR: In this article, the solvent extraction of ion pairs of tris(1, 10-phenanthroline)iron(II) chelate cations with halide, thiocyanate and perchlorate anions from wate...
Journal ArticleDOI

Water Adduct Formation in Extracted Chelates

TL;DR: Water adducts of 1,10-phenanthroline, 4,7-diphenyl-1,10phenanthyl, 2,9-dimethyl-1.10-pthynthine, tris(4,7diphensyl)-1, 10pthnthine) Fe(II) perchlorate and bis(2,9dimethyl)-1.5-dimethane were found to have 5.1 ± 0.9, 0 ± 1.3, 6.6, 5.
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