hydrotropyn.
/hʌɪˈdrɒtrəpi/ Physical Chemistry.
The phenomenon whereby a substance that is only slightly soluble in water will readily dissolve in certain aqueous solutions.
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hydrotropy1928
1928 Chem. Abstr. 22 770 (heading) The applicability of Traube's rule to the phenomenon of hydrotropy.
1950 J. W. McBain Colloid Sci. xvii. 268 Hydrotropy occurs in concentrated solutions of salts or of colloidal electrolytes.
1954 P. A. Winsor Solvent Properties Amphiphilic Compounds i. 5 With the amphiphilic salts of short chain length (e.g. C3—C8) the ‘solubilization’ effect becomes marked only with their rather concentrated aqueous solutions and has, in this case, been termed ‘hydrotropy’.
This entry has not yet been fully updated (first published 1976; most recently modified version published online June 2018).
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n.1928