Application of Hammett and Taft Equations Together on the Deprotonation Equilibriums of Isoxazolium Cations: A One Hour Graduate Classroom Teaching

Sanjeev Rachuru¹, Raju Manthena¹, K. Ankamma², D. A. Padmavathi³ and V. Jagannadham^3,

¹Department of Chemistry, Geethanjali College of Engineering and Technology, Cheeryal-501301, Telangana, India

²Department of Chemistry, Sri Datta Engineering College, Sheriguda Village-501510, Ibrahimpatnam (M), RR Dist. India

³Department of Chemistry, Osmania University, Hyderabad-500007, India

Cite this paper

Sanjeev Rachuru, Raju Manthena, K. Ankamma, D. A. Padmavathi and V. Jagannadham. Application of Hammett and Taft Equations Together on the Deprotonation Equilibriums of Isoxazolium Cations: A One Hour Graduate Classroom Teaching. World Journal of Chemical Education. 2024; 12(1):1-5. doi: 10.12691/WJCE-12-1-1

Abstract

Hammett and Taft equations are applied together on the deprotonation equilibriums of isoxazolium cations.

Keywords

Hammett equation, Taft equation, Isoxazolium cations

Copyright

This work is licensed under a Creative Commons Attribution 4.0 International License. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/

References

[1]	L. P. Hammett., J. Am. Chem. Soc., vol. 59, page 96 (1937).
[2]	L. P. Hammett., "Physical Organic Chemistry." McGraw Hill Book Co., Inc., New York, 1940, P. 184.
[3]	H. H. Jaffe, Chem. Rev., 53, 191 (1953).
[4]	P. R. Wells, Chem. Rev., 63, 171 (1963).
[5]	R. W. Taft, J. Am. Chem. Soc., 74, 2729 and 3120 (1952).
[6]	R. W. Taft, J. Am. Chem. Soc. 75, 4538, (1953).
[7]	L. P. Hammett, Chem. Rev., vol. 17, 125, (1935).
[8]	Corwin Hansch, A. Leo, and R. W. Taft, Chem. Rev., 91, 165-195 (199l).
[9]	Imoto, E. and Motoyama, R., Bull. Naniwa Univ., Series A. 2. 127 (1954).
[10]	F. Freeman, J. Chem. Edn., vol. 47, 140, (1970).
[11]	W. E. Catlin, Iowa State Coll. J. Sci.,10, 65 (1935).
[12]	Salo Gronowitz, Thiophene and its derivatives part 2 in The Chemistry of Heterocyclic Compounds, an Interscience publication, 1986 by John Wiley & sons, Inc.
[13]	R. Sanjeev and V. Jagannadham, Current Physical Chemistry (Bentham Science), vol. 12, page 117-127, (2022).
[14]	“The Chemistry of Heterocyclic Compounds”, by Grünanger Paolo, An Interscience publication, 1991, John Wiley & Sons. Page 114.
[15]	“Lange's Handbook of Chemistry”, by John A. Dean, Fifteenth Edition McGraw-Hill, Inc., New York, Copyright renewed 1972 by Norbert Adolph Lange, please go directly to Section 9 to look for the equation.
[16]	A. Kekulé, Justus Liebigs Ann. Der Chemie, Vol. 162, page 77-124, (1872), https://en.wikipedia.org/wiki/Benzene#cite_note-18.
[17]	E. Schaumann, Science of Synthesis, Volume 11: Category 2, Hetarenes and Related Ring Systems, 2002.
[18]	Guy Lamoureux and John F. Ogilvie, Journal of Chemical Reviews, Vol. 4, issue 2, pages 120-146, (2022).
[19]	L. Melander, Ark. Kemi, 11, 397 (1957).
[20]	Ram Keswani and Henry Freis, J. Am. Chem. Soc., 71, I789 (1949).
[21]	(a) H. Spiesecke and W. G. Schneider, J. Chem. Phys., 35, 731 (1961), (b) Tetrahedron Letters, 468, (1961).