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The '''Swain equation''' relates the [[kinetic isotope effect]] for the [[Hydrogen-1|protium]]/[[tritium]] combination with that of the [[Hydrogen-1|protium]]/[[deuterium]] combination according to: | |||
:<math>\frac{k_H}{k_T} = (\frac{k_H}{k_D})^{1.442}</math> | |||
where k<sub>H,D,T</sub> are the [[reaction rate constant]]s for the protonated, deuterated and tritiated reactants respectively. | |||
== External links == | |||
# [http://emsp.em.doe.gov/EMSPprojects1996_2002/completed/55103.pdf Applied Swain equation] | |||
== References == | |||
# ''Use of Hydrogen Isotope Effects to Identify the Attacking Nucleophile in the Enolization of Ketones Catalyzed by Acetic Acid'' C. Gardner Swain, Edward C. Stivers, Joseph F. Reuwer, Jr. Lawrence J. Schaad; [[J. Am. Chem. Soc.]]; '''1958'''; 80(21); 5885-5893. [http://pubs.acs.org/cgi-bin/abstract.cgi/jacsat/1958/80/i21/f_ja01554a077.pdf First Page] | |||
[[Category:Chemical kinetics]] | |||
[[Category:Equations]] |
Revision as of 22:59, 25 April 2013
The Swain equation relates the kinetic isotope effect for the protium/tritium combination with that of the protium/deuterium combination according to:
where kH,D,T are the reaction rate constants for the protonated, deuterated and tritiated reactants respectively.
External links
References
- Use of Hydrogen Isotope Effects to Identify the Attacking Nucleophile in the Enolization of Ketones Catalyzed by Acetic Acid C. Gardner Swain, Edward C. Stivers, Joseph F. Reuwer, Jr. Lawrence J. Schaad; J. Am. Chem. Soc.; 1958; 80(21); 5885-5893. First Page