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Author(s):   Bigley, D.B.; May, R.W.
Title:   Studies in decarboxylation. Part IV. The effect of alkyl substituents on the rate of gas-phase decarboxylation of some βγ-unsaturated acids
Journal:   J. Chem. Soc. B
Page(s):   557 - 559
Year:   1967
Reference type:   Journal article
Squib:   1967BIG/MAY557-559

Reaction:   CH2=C(CH3)C(CH3)2COOH → CO2 + (CH3)2CHC(CH3)=CH2
Reaction order:   1
Temperature:   447 - 500 K
Rate expression:   2.65x1010 [s-1] e-133863 [J/mole]/RT
Bath gas:   CH2=C(CH3)C(CH3)2COOH
Category:  Experiment
Data type:   Absolute value measured directly
Excitation technique:   Thermal
Analytical technique:   Gas chromatography

View full bibliographic record.

Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [s-1]
447 6.04E-6
450 7.68E-6
475 5.05E-5
500 2.75E-4