Activation energies for the singlet excited state processes of substituted benzenes: Para, meta, and ortho isomers of methylbenzonitrile and methylanisole in acetonitrile

Journal of the American Chemical Society

Volumn 126, Issue 29, 2004, Pages 8870-8871

  González, Carlos M ^a   Pincock, James A ^a  

^a DALHOUSIE UNIVERSITY   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ACETONITRILE; ANISOLE DERIVATIVE; BENZENE DERIVATIVE; BENZONITRILE; METHYLANISOLE; TOLUNITRILE; UNCLASSIFIED DRUG;

ARTICLE; CHEMICAL BOND; CHEMICAL STRUCTURE; GEOMETRY; ISOMER; PHOTOCHEMISTRY; QUANTUM MECHANICS; REACTION ANALYSIS; SYNTHESIS; TEMPERATURE DEPENDENCE;

EID: 3242756559     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja048780p     Document Type: Article

References (18)

1. Ermolaev, V. L.; Sveshnikova, E. B. Acta Phys. Pol. 1968, 34, 771.
2. Handbook of Photochemistry, 2nd ed.; Murov, S. L., Carmichael, I., Hug, G. L., Eds.; Marcel Dekker: New York, 1993; Table 1, pp 5-53.
3. Gilbert, A. In CRC Handbook of Organic Photochemistry and Photobiology; Horspool, W. M., Song, P.-S., Eds.; CRC Press: New York, 1995; Chapter 18.
4. Palmer, I. J.; Ragazos, I. N.; Bernardi, F.; Olivucci, M.; Robb, M. A. J. Am. Chem. Soc. 1993, 115, 673-686.
5. Nijegorodov, N.; Mabbs, R.; Winkoun, D. P. Spectrochim. Acta, Part A 2003, 59, 595-606.
6. (a) Lewis, F. D.; Zuo, X. J. Am. Chem. Soc. 2003, 125, 2046-2047.
7. (b) J. Am. Chem. Soc. 2003, 125, 8806-8813.
8. (c) Lewis, F. D.; Zuo, X.; Kalgutkar, R. S.; Wagner-Brennan, J. M.; Miranda, M. A.; Front-Sanchis, E.; Perez-Prieto, J. J. Am. Chem. Soc. 2001, 123, 11883-11889.
9. (a) MacLeod, P. J.; Pincock, A. L.; Pincock, J. A.; Thompson, K. A. J. Am. Chem. Soc. 1998, 120, 6443-6450.
10. (b) Foster J.; Pincock, A. L.; Pincock, J. A.; Rifai, S.; Thompson, K. A. Can. J. Chem. 2000, 78, 1019-1029.
11. Cundall, R. B.; Pereire, L. C. J. Chem. Soc., Faraday Trans. 1972, 68, 1152-1163.
12. t and T values were estimated from graphical presentations of the data in ref 8.
13. (a) Carroll, F. A.; Quina, F. H. J. Am. Chem. Soc. 1976, 98, 1-6.
14. (b) Quina, F. H.; Carroll, F. A. J. Am. Chem. Soc. 1976, 98, 6-9.
15. The larger error in the value from the Arrhenius plot for benzene is a consequence of the larger scatter in the low temperature points possibly because cyclohexane as solvent would be frozen; methylcyclohexane (mp = -126 °C) was used for the toluene and ortho-xylene measurements.
16. t over the temperature range studied (Figure S2).
17. Wilzbach, K. E.; Harkness, A. L.; Kaplan, L. J. Am. Chem. Soc. 1968, 90, 1116-1118.
18. Anderson, D. J. Phys. Chem. 1970, 74, 1686-1690.