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Accessibility information
Author(s):   Tsang, W.; Cui, J. P.; Walker, J.A.
Title:   Single Pulse Shock Tube Studies on the Reactions of Hydrogen Atoms with Unsaturated Compounds
Page(s):   63 - 73
Year:   1990
Book Title:   Proceedings of the 17th International Symposium on Shock Waves & Shock Tubes
Editor:   Kim, Y.W.
Publisher:   American Institute of Physics
Publisher address:   New York
Comments:   Conference held 1989 in Bethlehem, PA USA Also listed as AIP Conference Proceedings 208
Reference type:   Book
Squib:   1990TSA/CUI63-73B

Reaction:   1,3,5-Trimethylbenzene + 1,3-Dimethylbenzene + ·CH3
Reaction order:   2
Temperature:   980 - 1120 K
Pressure:  2.03 - 3.04 bar
Rate expression:   1.11x10-10 [cm3/molecule s] e-27064 [J/mole]/RT
Category:  Experiment
Data type:   Relative value normalized by a reference value
Pressure dependence:   None reported
Experimental procedure:   Shock tube
Excitation technique:   Thermal
Time resolution:   By end product analysis
Analytical technique:   Gas chromatography
Comments:   Temperatures were derived using the decomposition of hexamethylethane as a standard with a rate constant k(HME = 2 t-butyl) = 3.0x1016exp(-34500/T) s-1

Absolute rate derived from measured relative rate using:
k(H + CH4 = CH3 + H2)/L mol-1s-1 = 2.4x1011exp(-7000/T)

View full bibliographic record.


Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm3/molecule s]
980 4.02E-12
1000 4.29E-12
1025 4.65E-12
1050 5.01E-12
1075 5.39E-12
1100 5.77E-12
1120 6.08E-12