M. Ariaeinia, E. Rahimpour, S. Mirzaeei, Anahita Fathi Azarbayjani, A. Jouyban
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引用次数: 0
Abstract
ABSTRACT Cosolvency is a widely used method employed to enhance drug solubility. There are limited data on the solubility of atorvastatin calcium (ATC). The aim of this work is to determine ATC solubility in glycerol + water and 2-propanol + water mixtures at several temperatures (293.15, 298.15, 303.15, 308.15 and 313.15 K). The apparent thermodynamic properties of the ATC dissolution process including Gibbs free energy (ΔG°sol), enthalpy (ΔH°sol) and entropy (ΔS°sol) were calculated. The ATC solubility in various concentrations of the anionic, cationic and non-ionic surfactant was explored. The drug is most efficiently dissolved in sodium lauryl sulphate (SLS). Tween 20 did not cause any increment in drug solubility. Benzalkonium chloride may form an insoluble salt with ATC anion resulting in a decrease in drug solubility. Cosolvency data were correlated by Jouyban–Acree and Jouyban–Acree–van’t Hoff equation.
期刊介绍:
Accounts of Chemical Research presents short, concise and critical articles offering easy-to-read overviews of basic research and applications in all areas of chemistry and biochemistry. These short reviews focus on research from the author’s own laboratory and are designed to teach the reader about a research project. In addition, Accounts of Chemical Research publishes commentaries that give an informed opinion on a current research problem. Special Issues online are devoted to a single topic of unusual activity and significance.
Accounts of Chemical Research replaces the traditional article abstract with an article "Conspectus." These entries synopsize the research affording the reader a closer look at the content and significance of an article. Through this provision of a more detailed description of the article contents, the Conspectus enhances the article's discoverability by search engines and the exposure for the research.