Interactions of short chain phenylalkanoic acids within ionic surfactant micelles in aqueous media
% SDS KR nema Solubilization and interactions of phenylalkanoic acids induced by cationic surfactant, cetyltrimethylammonium bromide (CTAB) and an anionic surfactant, sodium dodecyl sulfate (SDS) was investigated spectrophotometrically at 25.0°C. The UV spectra of the additives (acids) were measu...
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Serbian Chemical Society
2012-01-01
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Online Access: | http://www.doiserbia.nb.rs/img/doi/0352-5139/2012/0352-51391100182N.pdf |
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doaj-0cde865e0a1b4bb7ba7936bbe61d953c2020-11-24T22:32:46ZengSerbian Chemical Society Journal of the Serbian Chemical Society0352-51392012-01-0177220121010.2298/JSC110121182NInteractions of short chain phenylalkanoic acids within ionic surfactant micelles in aqueous mediaNaeem KashifShah Syed W.H.Naseem BushraShah Syed S.% SDS KR nema Solubilization and interactions of phenylalkanoic acids induced by cationic surfactant, cetyltrimethylammonium bromide (CTAB) and an anionic surfactant, sodium dodecyl sulfate (SDS) was investigated spectrophotometrically at 25.0°C. The UV spectra of the additives (acids) were measured with and without surfactant above and below critical micelle concentration (cmc) of the surfactant. The presence of alkyl chain in phenylalkanoic acids is responsible for hydrophobic interaction resulting in shift of the spectra towards longer wavelength (red shift). The value of partition coefficient (Kx) between the bulk water and surfactant micelles and in turn standard free energy change of solubilization (ΔGpº) were also estimated by measuring the differential absorbance (ΔA) of the additives in micellar solutions.http://www.doiserbia.nb.rs/img/doi/0352-5139/2012/0352-51391100182N.pdfalkanoic acidssolubilizationcmcCT |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Naeem Kashif Shah Syed W.H. Naseem Bushra Shah Syed S. |
spellingShingle |
Naeem Kashif Shah Syed W.H. Naseem Bushra Shah Syed S. Interactions of short chain phenylalkanoic acids within ionic surfactant micelles in aqueous media Journal of the Serbian Chemical Society alkanoic acids solubilization cmc CT |
author_facet |
Naeem Kashif Shah Syed W.H. Naseem Bushra Shah Syed S. |
author_sort |
Naeem Kashif |
title |
Interactions of short chain phenylalkanoic acids within ionic surfactant micelles in aqueous media |
title_short |
Interactions of short chain phenylalkanoic acids within ionic surfactant micelles in aqueous media |
title_full |
Interactions of short chain phenylalkanoic acids within ionic surfactant micelles in aqueous media |
title_fullStr |
Interactions of short chain phenylalkanoic acids within ionic surfactant micelles in aqueous media |
title_full_unstemmed |
Interactions of short chain phenylalkanoic acids within ionic surfactant micelles in aqueous media |
title_sort |
interactions of short chain phenylalkanoic acids within ionic surfactant micelles in aqueous media |
publisher |
Serbian Chemical Society |
series |
Journal of the Serbian Chemical Society |
issn |
0352-5139 |
publishDate |
2012-01-01 |
description |
% SDS KR nema Solubilization and interactions of phenylalkanoic acids induced by cationic surfactant, cetyltrimethylammonium bromide (CTAB) and an anionic surfactant, sodium dodecyl sulfate (SDS) was investigated spectrophotometrically at 25.0°C. The UV spectra of the additives (acids) were measured with and without surfactant above and below critical micelle concentration (cmc) of the surfactant. The presence of alkyl chain in phenylalkanoic acids is responsible for hydrophobic interaction resulting in shift of the spectra towards longer wavelength (red shift). The value of partition coefficient (Kx) between the bulk water and surfactant micelles and in turn standard free energy change of solubilization (ΔGpº) were also estimated by measuring the differential absorbance (ΔA) of the additives in micellar solutions. |
topic |
alkanoic acids solubilization cmc CT |
url |
http://www.doiserbia.nb.rs/img/doi/0352-5139/2012/0352-51391100182N.pdf |
work_keys_str_mv |
AT naeemkashif interactionsofshortchainphenylalkanoicacidswithinionicsurfactantmicellesinaqueousmedia AT shahsyedwh interactionsofshortchainphenylalkanoicacidswithinionicsurfactantmicellesinaqueousmedia AT naseembushra interactionsofshortchainphenylalkanoicacidswithinionicsurfactantmicellesinaqueousmedia AT shahsyeds interactionsofshortchainphenylalkanoicacidswithinionicsurfactantmicellesinaqueousmedia |
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