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):   Roussel, P.B.; Lightfoot, P.D.; Caralp, F.; Catoire, V.; Lesclaux, R.; Forst, W.
Title:   Ultraviolet absorption spectra of the CH2Cl and CHCl2 radicals and the kinetics of their self-recombination reactions from 273 to 686 K
Journal:   J. Chem. Soc. Faraday Trans.
Volume:   87
Page(s):   2367 - 2377
Year:   1991
Reference type:   Journal article
Squib:   1991ROU/LIG2367-2377

Reaction:   ·CH2Cl + ·CH2ClCH2ClCH2Cl
Reaction order:   2
Temperature:   273 - 686 K
Pressure:  3.87E-2 - 1.01 bar
Rate expression:   2.81x10-11 [±3.16x10-12 cm3/molecule s] (T/298 K)(-0.85±0.14)
Bath gas:   N2
Category:  Experiment
Data type:   High or low pressure extrapolation
Excitation technique:   Flash photolysis (laser or conventional)
Analytical technique:   Vis-UV absorption

View full bibliographic record.

Rate constant values calculated from the Arrhenius expression:

T (K)k(T) [cm3/molecule s]
273 3.02E-11
275 3.00E-11
300 2.79E-11
325 2.61E-11
350 2.45E-11
375 2.31E-11
400 2.19E-11
425 2.08E-11
450 1.98E-11
475 1.89E-11
500 1.81E-11
525 1.73E-11
550 1.67E-11
575 1.61E-11
600 1.55E-11
625 1.50E-11
650 1.45E-11
675 1.40E-11
686 1.38E-11