Kinetics Database Logo

Kinetics Database Resources

Simple Reaction Search

Search Reaction Database

Search Bibliographic Database

Set Unit Preferences

Feedback

Rate Our Products and Services

Help

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

More...

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):   Amin, H.B.; Taylor, R.
Title:   The nature of the transition state in ester pyrolysis. Part III. The Hammett correlation for pyrolysis of t-butyl benzoates
Journal:   J. Chem. Soc. Perkin Trans. 2
Page(s):   1802 - 1803
Year:   1975
Reference type:   Journal article
Squib:   1975AMI/TAY1802-1803

Associated entries:

Search Results

Rate expression:  k(T) = A (T/298 K)n e-Ea/RT
Rate expression units:
First order:  s-1
Second order:  cm3/molecule s
Third order:  cm6/molecule2 s
R = 8.314472 J / mole K
Energy Units J   Molecular Units Molecule
Pressure Units bar   Temperature Units K
Base Volume Unit cm   Reference Temperature 298.0
Evaluation Temperature 298.0

Use the Plot checkboxes to select data for plotting. Plot selected data using the "Create Plot" button. Click the squib to see extra information about a particular rate constant. Additional help is available.

| |
Plot   Squib   Reaction   Temp [K]   A   n   Ea [J/mole]   k(298.00 K)   Order
  1975AMI/TAY1802-1803   Benzoic acid, 4-chloro-, 1,1-dimethylethyl ester → Benzoic acid, 4-chloro- + iso-C4H8  571 - 585   1.46E11       1.61E05      1
  1975AMI/TAY1802-1803   Benzoic acid, 4-chloro-, 1,1-dimethylethyl ester → Benzoic acid, 4-chloro- + iso-C4H8  585   1.55              1
  Reference reaction:  Benzoic acid 1,1-dimethylethyl ester → Benzoic acid + iso-C4H8 1
  1975AMI/TAY1802-1803   Benzoic acid 1,1-dimethylethyl ester → Benzoic acid + iso-C4H8  571 - 585   1.91E11       1.65E05      1
  1975AMI/TAY1802-1803   Benzoic acid, 4-methoxy-, 1,1-dimethylethyl ester → 4-Methoxybenzoic acid + iso-C4H8  570 - 584   5.15E10       1.59E05      1
  1975AMI/TAY1802-1803   Benzoic acid, 4-methoxy-, 1,1-dimethylethyl ester → 4-Methoxybenzoic acid + iso-C4H8  585   0.84              1
  Reference reaction:  Benzoic acid 1,1-dimethylethyl ester → Benzoic acid + iso-C4H8 1
  1975AMI/TAY1802-1803   Benzoic acid, 4-methyl-, 1,1-dimethylethyl ester → 4-Methylbenzoic acid + iso-C4H8  571 - 585   1.82E11       8.98E04      1
  1975AMI/TAY1802-1803   Benzoic acid, 4-methyl-, 1,1-dimethylethyl ester → 4-Methylbenzoic acid + iso-C4H8  585   0.88              1
  Reference reaction:  Benzoic acid 1,1-dimethylethyl ester → Benzoic acid + iso-C4H8 1
  1975AMI/TAY1802-1803   Benzoic acid, 3-chloro-, 1,1-dimethylethyl ester → iso-C4H8 + Benzoic acid, 3-chloro-  571 - 585   3.67E10       1.54E05      1
  1975AMI/TAY1802-1803   Benzoic acid, 3-chloro-, 1,1-dimethylethyl ester → iso-C4H8 + Benzoic acid, 3-chloro-  585   1.72              1
  Reference reaction:  Benzoic acid 1,1-dimethylethyl ester → Benzoic acid + iso-C4H8 1
  1975AMI/TAY1802-1803   Benzoic acid, 3-methyl-, 1,1-dimethylethyl ester → 3-Methylbenzoic acid + iso-C4H8  571 - 585   1.11E11       1621      1
  1975AMI/TAY1802-1803   Benzoic acid, 3-methyl-, 1,1-dimethylethyl ester → 3-Methylbenzoic acid + iso-C4H8  585   0.96              1
  Reference reaction:  Benzoic acid 1,1-dimethylethyl ester → Benzoic acid + iso-C4H8 1
  1975AMI/TAY1802-1803   Benzoic acid, 4-nitro-, 1,1-dimethylethyl ester → 4-Nitrobenzoic acid + iso-C4H8  571 - 585   9.10E11       1.66E05      1
  1975AMI/TAY1802-1803   Benzoic acid, 4-nitro-, 1,1-dimethylethyl ester → 4-Nitrobenzoic acid + iso-C4H8  585   3.08              1
  Reference reaction:  Benzoic acid 1,1-dimethylethyl ester → Benzoic acid + iso-C4H8 1
  1975AMI/TAY1802-1803   Benzoic acid, 3-methoxy-, 1,1-dimethylethyl ester → iso-C4H8 + 3-Methoxybenzoic acid  571 - 585   2.95E11       1.66E05      1
  1975AMI/TAY1802-1803   Benzoic acid, 3-methoxy-, 1,1-dimethylethyl ester → iso-C4H8 + 3-Methoxybenzoic acid  585   1.14              1
  Reference reaction:  Benzoic acid 1,1-dimethylethyl ester → Benzoic acid + iso-C4H8 1
  1975AMI/TAY1802-1803   Benzoic acid, 4-fluoro-, 1,1-dimethylethyl ester → iso-C4H8 + 4-Fluorobenzoic acid  571 - 585   2.43E10       1.53E05      1
  1975AMI/TAY1802-1803   Benzoic acid, 4-fluoro-, 1,1-dimethylethyl ester → iso-C4H8 + 4-Fluorobenzoic acid  585   1.27              1
  Reference reaction:  Benzoic acid 1,1-dimethylethyl ester → Benzoic acid + iso-C4H8 1
  1975AMI/TAY1802-1803   Benzoic acid, 3-nitro-, 1,1-dimethylethyl ester → iso-C4H8 + 3-Nitrobenzoic acid  571 - 585   1.51E11       1.58E05      1
  1975AMI/TAY1802-1803   Benzoic acid, 3-nitro-, 1,1-dimethylethyl ester → iso-C4H8 + 3-Nitrobenzoic acid  585   2.92              1
  Reference reaction:  Benzoic acid 1,1-dimethylethyl ester → Benzoic acid + iso-C4H8 1
Search returned 19 records.