Kinetics Database Logo     Home
©NIST, 2022
Accessibility information
Kinetics Database Resources

Simple Reaction Search

Search Reaction Database

Search Bibliographic Database

Set Unit Preferences

Contact Us to Submit an Article



Other Databases

NIST Standard Reference Data Program

NIST Chemistry Web Book

NDRL-NIST Solution Kinetics Database

NIST Computational Chemistry Comparison and Benchmark Database

The NIST Reference on Constants, Units, and Uncertainty


Administrative Links

DOC home page

NIST home page

MML home page

Chemical Sciences Division

Applied Chemicals and Materials Division

Author(s):   Shevel'kova, L.V.; Ivanvuk, A.V.; Nametkin, N.S.
Title:   Comparative Study of the Pyrolysis of n-Butane and Isobutane
Journal:   Neftekhimiya
Volume:   20
Year:   1980
Reference type:   Journal article
Squib:   1980SHE/IVA837

Reaction:   iso-C4H102-C3H7 + ·CH3
Reaction order:   1
Temperature:   973 - 1120 K
Pressure:  0.13 bar
Rate expression:   1.66x1011 [s-1] e-202042 [±10144 J/mole]/RT
Uncertainty:   3.07999992
Bath gas:   H2
Category:  Experiment
Data type:   Absolute value measured directly
Excitation technique:   Thermal
Analytical technique:   Vis-UV absorption

View full bibliographic record.

Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [s-1]
973 2.37E0
975 2.49E0
1000 4.64E0
1025 8.40E0
1050 1.48E1
1075 2.53E1
1100 4.23E1
1120 6.27E1