Kinetics Database Resources
Rate Our Products and Services
Other Databases
NIST Standard Reference Data Program
NDRL-NIST Solution Kinetics Database
NIST Computational Chemistry Comparison and Benchmark Database
The NIST Reference on Constants, Units, and Uncertainty
Administrative Links
 |
Home ©NIST, 2020 Accessibility information |
Title: The mechanism of the homogeneous, unimolecular gas-phase elimination kinetic of 1,1-dimethoxycyclohexane: experimental and theoretical studies
Journal: J. Phys. Org. Chem.
Volume: 23
Page(s): 743 - 750
Year: 2010
Reference type: Journal article
Squib: 2010ROS/DOM743-750
Reaction:
Cyclohexane, 1,1-dimethoxy- → CH3OH + Cyclohexene, 1-methoxy-
Reaction order:
1
Temperature:
583 - 633
K
Pressure: 3.33E-2 - 0.11 bar
Rate expression:
6.6x1013 [±1.1x1013 s-1] e-193900 [±1000 J/mole]/RT
Category: Experiment
Data type:
Absolute value measured directly
Pressure dependence:
Rate constant is pressure independent
Experimental procedure:
Static or low flow - Data taken vs time
Excitation technique:
Thermal
Time resolution:
In real time
Analytical technique:
Pressure measurement
Comments:
The kinetics were determined in a static system, with the vessels deactivated with allyl bromide, and in the presence of the free radical inhibitor cyclohexene.
View full bibliographic record.
Rate constant values calculated from the Arrhenius expression:
| T (K) | k(T) [s-1] |
|---|---|
| 583 | 2.83E-4 |
| 600 | 8.70E-4 |
| 625 | 4.12E-3 |
| 633 | 6.66E-3 |