Kinetics Database Logo

Kinetics Database Resources

Simple Reaction Search

Search Reaction Database

Search Bibliographic Database

Set Unit Preferences


Rate Our Products and Services


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

NIST home page

MML home page

Chemical and Biochemical Reference Data Division

MML home page

Chemical and Biochemical Reference Data Division

  NIST Logo Home
©NIST, 2013
Accessibility information
Author(s):   Clark, J.D.; Pearce, C.; Whytock, D.A.
Title:   Reactions of perfluoroethyl radicals with ethane, n-butane and isobutane
Journal:   Trans. Faraday Soc.
Volume:   67
Year:   1971
Reference type:   Journal article
Squib:   1971CLA/PEA1049

Reaction:   iso-C4H10 + C2F5C2F5H + tert-C4H9
Reaction order:   2
Reference reaction:   C2F5 + C2F5n-C4F10
Temperature:   300 - 380 K
Pressure:  2.71E-2 - 6.71E-2 bar
Rate expression:   2.14x10-13 [cm3/molecule s] e-23281 [±931 J/mole]/RT
Uncertainty:   1.16999996
Bath gas:   iso-C4H10
Category:  Experiment
Data type:   Derived from fitting to a complex mechanism
Excitation technique:   Direct photolysis
Analytical technique:   Gas chromatography

View full bibliographic record.

Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm3/molecule s]
300 1.89E-17
325 3.88E-17
350 7.19E-17
375 1.22E-16
380 1.35E-16