NIST Chemical Kinetics Database

Author(s):   Goldsmith, C.F.; Ismail, H.; Green, W.H.
Title:   Pressure and Temperature Dependence of the Reaction of Vinyl Radical with Alkenes III: Measured Rates and Predicted Product Distributions for Vinyl plus Butene
Journal:   J. Phys. Chem. A
Volume:   113
Page(s):   13357 - 13371
Year:   2009
Reference type:   Journal article
Squib:   2009GOL/ISM13357-13371

Reaction:   CH₃CH=CHCH₃ + C₂H₃ → Products
Reaction order:   2
Temperature:   292 - 700 K
Pressure:  0.13 bar
Rate expression:   1.7x10^-12 [±3.0x10^-13 cm³/molecule s] e^{-21701 [±998 J/mole]/RT}
Category: Experiment
Data type:   Absolute value measured directly
Pressure dependence:   None reported
Experimental procedure:   Static or low flow - Data taken vs time
Excitation technique:   Flash photolysis (laser or conventional)
Time resolution:   In real time
Analytical technique:   Vis-UV absorption
Comments:   The error limits in the Arrhenius equation are the 95% confidence intervals.

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Rate constant values calculated from the Arrhenius expression:

T (K)	k(T) [cm³/molecule s]
292	2.23E-16
300	2.83E-16
325	5.53E-16
350	9.81E-16
375	1.61E-15
400	2.49E-15
425	3.66E-15
450	5.15E-15
475	6.98E-15
500	9.19E-15
525	1.18E-14
550	1.48E-14
575	1.82E-14
600	2.19E-14
625	2.61E-14
650	3.07E-14
675	3.56E-14
700	4.08E-14