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Author(s):   Seakins, P.W.; Pilling, M.J.; Niiranen, J.T.; Gutman, D.; Krasnoperov, L.N.
Title:   Kinetics and thermochemistry of R + HBr = RH + Br reactions: determinations of the heat of formation of C2H5, i-C3H7, sec-C4H9, and t-C4H9
Journal:   J. Phys. Chem.
Volume:   96
Page(s):   9847 - 9855
Year:   1992
Reference type:   Journal article
Squib:   1992SEA/PIL9847-9855

Reaction:   ·CH3 + HBrCH4 + Br·
Reaction order:   2
Temperature:   299 - 536 K
Pressure:  2.40E-3 - 7.33E-3 bar
Rate expression:   1.57x10-12 [±2.66x10-13 cm3/molecule s] e1596 [±607 J/mole]/RT
Bath gas:   He
Category:  Experiment
Data type:   Absolute value measured directly
Excitation technique:   Flash photolysis (laser or conventional)
Analytical technique:   Mass spectrometry

View full bibliographic record.


Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm3/molecule s]
299 2.99E-12
300 2.98E-12
325 2.84E-12
350 2.72E-12
375 2.62E-12
400 2.54E-12
425 2.47E-12
450 2.41E-12
475 2.35E-12
500 2.31E-12
525 2.26E-12
536 2.25E-12