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Author(s):   Sivaramakrishnan, R.; Michael, J.V.; Klippenstein, S.J.
Title:   Direct Observation of Roaming Radicals in the Thermal Decomposition of Acetaldehyde
Journal:   J. Phys. Chem. A
Volume:   114
Page(s):   755 - 764
Year:   2010
Reference type:   Journal article
Squib:   2010SIV/MIC755-764

Reaction:   CH3CHO + CO + H2 + ·CH3
Reaction order:   2
Temperature:   285 - 1415 K
Rate expression:   4.88x10-13 [cm3/molecule s] (T/298 K)2.75 e-4041 [J/mole]/RT
Category:  Experiment
Data type:   Experimental value and limited review
Pressure dependence:   None reported
Experimental procedure:   Shock tube
Excitation technique:   Thermal
Time resolution:   In real time
Analytical technique:   Vis-UV absorption
Comments:   Combination of the experimental rate constants obtained in this work and data from the literature.

View full bibliographic record.


Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm3/molecule s]
285 7.84E-14
300 9.83E-14
400 3.25E-13
500 7.66E-13
600 1.49E-12
700 2.55E-12
800 4.02E-12
900 5.94E-12
1000 8.38E-12
1100 1.14E-11
1200 1.50E-11
1300 1.93E-11
1400 2.43E-11
1415 2.51E-11