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Hydrolysis of Surfactants Containing Ester Bonds: Modulation of Reaction Kinetics and Important Aspects of Surfactant Self-Assembly

Lundberg, Dan LU and Stjerndahl, Maria (2011) In Journal of Chemical Education 88(9). p.1274-1277
Abstract
The effects of self-assembly on the hydrolysis kinetics of surfactants that contain ester bonds are discussed. A number of examples on how reaction rates and apparent reaction orders can be modulated by changes in the conditions, including an instance of apparent zero-order kinetics, are presented. Furthermore, it is shown that the examples on reaction kinetics display parallels and connections to important physicochemical aspects of surfactant aggregates, namely, the "reservoir function" of micelles and the fact that the headgroup region of micelles constitutes an aqueous environment largely distinct from the bulk solution. The examples presented can be used in teaching organic as well as physical chemistry. The text is written with the... (More)
The effects of self-assembly on the hydrolysis kinetics of surfactants that contain ester bonds are discussed. A number of examples on how reaction rates and apparent reaction orders can be modulated by changes in the conditions, including an instance of apparent zero-order kinetics, are presented. Furthermore, it is shown that the examples on reaction kinetics display parallels and connections to important physicochemical aspects of surfactant aggregates, namely, the "reservoir function" of micelles and the fact that the headgroup region of micelles constitutes an aqueous environment largely distinct from the bulk solution. The examples presented can be used in teaching organic as well as physical chemistry. The text is written with the intention to be largely self-contained, in order to make it accessible for readers with different background experience. (Less)
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organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
First-Year Undergraduate/General, Upper-Division Undergraduate, Analytical Chemistry, Physical Chemistry, Textbooks/Reference Books, Esters, Kinetics, Micelles, Surface Science
in
Journal of Chemical Education
volume
88
issue
9
pages
1274 - 1277
publisher
The American Chemical Society (ACS)
external identifiers
  • wos:000293813100018
  • scopus:80051585846
ISSN
0021-9584
DOI
10.1021/ed100903w
language
English
LU publication?
yes
id
8c29f1fc-f818-4d19-b9ec-231604507995 (old id 2162913)
date added to LUP
2016-04-01 13:34:56
date last changed
2022-01-27 19:58:30
@article{8c29f1fc-f818-4d19-b9ec-231604507995,
  abstract     = {{The effects of self-assembly on the hydrolysis kinetics of surfactants that contain ester bonds are discussed. A number of examples on how reaction rates and apparent reaction orders can be modulated by changes in the conditions, including an instance of apparent zero-order kinetics, are presented. Furthermore, it is shown that the examples on reaction kinetics display parallels and connections to important physicochemical aspects of surfactant aggregates, namely, the "reservoir function" of micelles and the fact that the headgroup region of micelles constitutes an aqueous environment largely distinct from the bulk solution. The examples presented can be used in teaching organic as well as physical chemistry. The text is written with the intention to be largely self-contained, in order to make it accessible for readers with different background experience.}},
  author       = {{Lundberg, Dan and Stjerndahl, Maria}},
  issn         = {{0021-9584}},
  keywords     = {{First-Year Undergraduate/General; Upper-Division Undergraduate; Analytical Chemistry; Physical Chemistry; Textbooks/Reference Books; Esters; Kinetics; Micelles; Surface Science}},
  language     = {{eng}},
  number       = {{9}},
  pages        = {{1274--1277}},
  publisher    = {{The American Chemical Society (ACS)}},
  series       = {{Journal of Chemical Education}},
  title        = {{Hydrolysis of Surfactants Containing Ester Bonds: Modulation of Reaction Kinetics and Important Aspects of Surfactant Self-Assembly}},
  url          = {{http://dx.doi.org/10.1021/ed100903w}},
  doi          = {{10.1021/ed100903w}},
  volume       = {{88}},
  year         = {{2011}},
}