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Author(s):   Davis, S.G.; Law, C.K.; Wang, H.
Title:   Propyne Pyrolysis in a Flow Reactor: An Experimental, RRKM, and Detailed Kinetic Modeling Study
Journal:   J. Phys. Chem. A
Volume:   103
Page(s):   5889 - 5899
Year:   1999
Reference type:   Journal article
Squib:   1999DAV/LAW5889-5899

Reaction:   ·CH3 + ·CH2C≡CH1,2-butadiene
Reaction order:   3
Temperature:   1200 - 1500 K
Rate expression:   2.06x10-20 [cm6/molecule2 s] (T/298 K)-11.94 e-81232 [J/mole]/RT
Category:  Experiment
Data type:   Derived from fitting to a complex mechanism
Pressure dependence:   Rate constant is low pressure limit
Experimental procedure:   Flow tube - Data taken vs distance
Excitation technique:   Thermal
Time resolution:   In real time
Analytical technique:   Gas chromatography
Comments:   Parameters of Fc were presented as a=0.175, T***=1341, T*=60000, T**=9770

View full bibliographic record.

Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm6/molecule2 s]
1200 3.58E-31
1225 3.31E-31
1250 3.05E-31
1275 2.80E-31
1300 2.58E-31
1325 2.37E-31
1350 2.17E-31
1375 1.99E-31
1400 1.82E-31
1425 1.66E-31
1450 1.52E-31
1475 1.39E-31
1500 1.27E-31