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Phenol, 2,4,6-trimethyl-

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Gas phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafgas-263.7kJ/molN/AKhodzhaeva, Iskhakova, et al., 1991Value computed using «DELTA»fHsolid° value of -356.8 kj/mol from Khodzhaeva, Iskhakova, et al., 1991 and «DELTA»subH° value of 93.1 kj/mol from Bertholon, Giray, et al., 1971.; DRB
Deltafgas-176.9kJ/molCcbBertholon, Giray, et al., 1971ALS

Condensed phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Deltafsolid  CcbKhodzhaeva, Iskhakova, et al., 1991uncertain value: -356.84 kJ/mol; Undetermined error; ALS
Deltafsolid-270.kJ/molCcbBertholon, Giray, et al., 1971ALS
Quantity Value Units Method Reference Comment
Deltacsolid  CcbKhodzhaeva, Iskhakova, et al., 1991uncertain value: -490. ± 62. kJ/mol; Undetermined error; ALS
Deltacsolid-4983.kJ/molCcbBertholon, Giray, et al., 1971Corresponding «DELTA»fsolid = -270. kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
solid,1 bar215.13J/mol*KN/AKhodzhaeva, Iskhakova, et al., 1991DH

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
213.12298.15Khodzhaeva, Iskhakova, et al., 1991T = 90 to 320 K. Cp(c) = -460.08(T/100)-2 + 1250.90(T/100)-1 - 1258.35 + 682.09(T/100) - 138.79(T/100)2 + 11.79(T/100)3 J/mol*K.; DH

Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Tboil493.2KN/AAldrich Chemical Company Inc., 1990BS
Tboil494.15KN/AHey, 1961Uncertainty assigned by TRC = 3. K; TRC
Quantity Value Units Method Reference Comment
Tfus344. ± 3.KAVGN/AAverage of 10 values; Individual data points
Quantity Value Units Method Reference Comment
Deltasub82.8 ± 0.3kJ/molGSVerevkin, 1999AC
Deltasub95.0kJ/molCBertholon, Giray, et al., 1971, 2See also Verevkin, 1999.; AC
Deltasub95.02kJ/molCBertholon, Giray, et al., 1971ALS
Deltasub93.1kJ/molN/ABertholon, Giray, et al., 1971DRB

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
53.2382.AStephenson and Malanowski, 1987Based on data from 367. - 494. K. See also von Terres, Gebert, et al., 1955.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
367. - 493.84.515551917.363-68.384von Terres, Gebert, et al., 1955, 2Coefficents calculated by NIST from author's data.

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Gas phase ion energetics data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard

View reactions leading to C9H12O+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
8.00PECetinkaya, Lappert, et al., 1983Vertical value

IR Spectrum

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Gas Phase Spectrum

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IR spectrum
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Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Sadtler Research Labs Under US-EPA Contract
State gas

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin D.HENNEBERG, MAX-PLANCK INSTITUTE, MULHEIM, WEST GERMANY
NIST MS number 61910

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


Gas Chromatography

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
PackedMethyl Silicone150.1220.Radecki, Grzybowski, et al., 1979 

Kovats' RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
PackedSE-301204.Grzybowski, Lamparczyk, et al., 1980Chromosorb W HMDS (80-100 mesh); Column length: 2.9 m; Program: not specified

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-51202.5Song, Lai, et al., 200330. m/0.25 mm/0.25 «mu»m, He, 4. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-51201.6Song, Lai, et al., 200330. m/0.25 mm/0.25 «mu»m, He, 40. C @ 5. min, 4. K/min; Tend: 310. C
CapillaryDB-51199.1Song, Lai, et al., 200330. m/0.25 mm/0.25 «mu»m, He, 2. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-51202.5Song, Lai, et al., 200330. m/0.25 mm/0.25 «mu»m, He, 4. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-51204.1Song, Lai, et al., 200330. m/0.25 mm/0.25 «mu»m, He, 6. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-51199.1Lai and Song, 199530. m/0.25 mm/0.25 «mu»m, He, 2. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-51202.5Lai and Song, 199530. m/0.25 mm/0.25 «mu»m, He, 4. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-51204.1Lai and Song, 199530. m/0.25 mm/0.25 «mu»m, He, 6. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-51202.5Lai and Song, 199530. m/0.25 mm/0.25 «mu»m, He, 4. K/min; Tstart: 40. C; Tend: 310. C
CapillaryDB-51201.6Lai and Song, 199530. m/0.25 mm/0.25 «mu»m, He, 40. C @ 5. min, 4. K/min; Tend: 310. C
CapillaryDB-51204.Rostad and Pereira, 198630. m/0.26 mm/0.25 «mu»m, He, 50. C @ 4. min, 6. K/min, 300. C @ 20. min

Van Den Dool and Kratz RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryVF-5MS1211.Mjøs, Meier, et al., 200650. m/0.25 mm/0.25 «mu»m, He; Program: 60C(2min) => 30C/min => 100C => 1C/min =>
CapillaryVF-5MS1212.9Mjøs, Meier, et al., 200650. m/0.25 mm/0.25 «mu»m, He; Program: 60C(2min) => 30C/min => 100C => 2C/min =>
CapillaryVF-5MS1215.8Mjøs, Meier, et al., 200650. m/0.25 mm/0.25 «mu»m, He; Program: 60C(2min) => 30C/min => 100C => 4C/min =>
CapillaryDB-5MS1229.Varlet V., Knockaert C., et al., 200630. m/0.32 mm/0.5 «mu»m, He; Program: 70C(1min) => 3C/min => 80C(1min) => 5C/min => 150C => 10C/min => 280C (4min)

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-51226.Czerny, Brueckner, et al., 201130. m/0.32 mm/0.25 «mu»m, Helium, 40. C @ 2. min, 8. K/min, 250. C @ 5. min
CapillaryDB-11171.Lee, Lee, et al., 200560. m/0.32 mm/0.25 «mu»m, He, 35. C @ 4. min, 2. K/min, 230. C @ 25. min
CapillaryDB-11174.Lee, Lee, et al., 200560. m/0.32 mm/0.25 «mu»m, He, 35. C @ 4. min, 2. K/min, 230. C @ 25. min
CapillaryHP-11184.Boatright and Crum, 199730. m/0.25 mm/0.1 «mu»m, He, 50. C @ 2. min, 5. K/min, 300. C @ 3. min
CapillaryUltra-11173.Okumura, 199125. m/0.32 mm/0.25 «mu»m, He, 3. K/min; Tstart: 80. C; Tend: 260. C

Normal alkane RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillarySE-301204.Peterson, 1992Program: not specified
CapillaryPolydimethyl siloxane, unknown content of Ph-groups1204.Geldon, 1989Program: not specified
CapillaryPolydimethyl siloxane, unknown content of Ph-groups1205.Geldon, 1989Program: not specified
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.1204.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified

Lee's RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryDB-5203.83Williams and Horne, 1995He, 60. C @ 2. min, 5. K/min; Column length: 25. m; Column diameter: 0.3 mm; Tend: 270. C
CapillaryDB-5202.5Donnelly, Abdel-Hamid, et al., 199330. m/0.32 mm/0.25 «mu»m, He, 40. C @ 3. min, 8. K/min, 285. C @ 29.5 min
CapillaryDB-5203.59Rostad and Pereira, 198630. m/0.26 mm/0.25 «mu»m, He, 50. C @ 4. min, 6. K/min, 300. C @ 20. min

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Khodzhaeva, Iskhakova, et al., 1991
Khodzhaeva, M.G.; Iskhakova, B.G.; Abdusalyamov, N.N.; Ismailov, T.S., Heat capacity and thermodynamics of 2,4,6-trimethylphenol, Uzb. Khim. Zh., 1991, 27-29. [all data]

Bertholon, Giray, et al., 1971
Bertholon, G.; Giray, M.; Perrin, R.; Vincent-Falquet-Berny, M.F., No. 532. - Etude physicochimique des phenols. OX. - Ethanlpies de combustion et energies de resonance des alcoyl et aryphenols, Bull. Soc. Chim. France, 1971, 3180-3187. [all data]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Hey, 1961
Hey, D.H., J. Chem. Soc., 1961, 1961, 1581. [all data]

Verevkin, 1999
Verevkin, Sergey P., Thermochemistry of phenols: buttress effects in sterically hindered phenols, The Journal of Chemical Thermodynamics, 1999, 31, 11, 1397-1416, https://doi.org/10.1006/jcht.1999.0466 . [all data]

Bertholon, Giray, et al., 1971, 2
Bertholon, G.; Giray, M.; Perrin, R.; Vincent-Falquet-Berny, M.F., Bull. Soc. Chim. Fr., 1971, 9, 3180. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

von Terres, Gebert, et al., 1955
von Terres, E.; Gebert, F.; Hulsemann, H.; Petereit, H.; Toepsch, H.; Ruppert, W., Brennst.-Chem., 1955, 36, 272. [all data]

von Terres, Gebert, et al., 1955, 2
von Terres, E.; Gebert, F.; Hulsemann, H.; Petereit, H.; Toepsch, H.; Ruppert, W., Zur Kenntnis der physikalisch-chemischen Grundlagen der Gewinnung und Zerlegung der Phenolfraktionen von Steinkohlenteer und Braunkohlenschwelteer. IV. Mitteilung Die Dampfdrucke von Phenol und Phenolderivaten, Brennst.-Chem., 1955, 36, 272-274. [all data]

Cetinkaya, Lappert, et al., 1983
Cetinkaya, B.; Lappert, M.F.; Suffolk, R.J., Photoelectron spectra of some sterically hindered phenols and related compounds, J. Chem. Res. Synop., 1983, 316. [all data]

Radecki, Grzybowski, et al., 1979
Radecki, A.; Grzybowski, J.; Lamparczyk, H.; Nasal, A., Relationships between retention indices and substituent constants of phenols on polar stationary phases, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1979, 2, 9, 581-582, https://doi.org/10.1002/jhrc.1240020911 . [all data]

Grzybowski, Lamparczyk, et al., 1980
Grzybowski, J.; Lamparczyk, H.; Nasal, A.; Radecki, A., Relationship between the retention indices of phenols on polar and non-polar stationary phases, J. Chromatogr., 1980, 196, 2, 217-223, https://doi.org/10.1016/S0021-9673(00)80441-0 . [all data]

Song, Lai, et al., 2003
Song, C.; Lai, W.-C.; Madhusudan Reddy, K.; Wei, B., Chapter 7. Temperature-programmed retention indices for GC and GC-MS of hydrocarbon fuels and simulated distillation GC of heavy oils in Analytical advances for hydrocarbon research, Hsu,C.S., ed(s)., Kluwer Academic/Plenum Publishers, New York, 2003, 147-193. [all data]

Lai and Song, 1995
Lai, W.-C.; Song, C., Temperature-programmed retention indices for g.c. and g.c.-m.s. analysis of coal- and petroleum-derived liquid fuels, Fuel, 1995, 74, 10, 1436-1451, https://doi.org/10.1016/0016-2361(95)00108-H . [all data]

Rostad and Pereira, 1986
Rostad, C.E.; Pereira, W.E., Kovats and Lee retention indices determined by gas chromatography/mass spectrometry for organic compounds of environmental interest, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1986, 9, 6, 328-334, https://doi.org/10.1002/jhrc.1240090603 . [all data]

Mjøs, Meier, et al., 2006
Mjøs, S.A.; Meier, S.; Boitsov, S., Alkylphenol retention indices, J. Chromatogr. A, 2006, 1123, 1, 98-105, https://doi.org/10.1016/j.chroma.2006.05.002 . [all data]

Varlet V., Knockaert C., et al., 2006
Varlet V.; Knockaert C.; Prost C.; Serot T., Comparison of odor-active volatile compounds of fresh and smoked salmon, J. Agric. Food Chem., 2006, 54, 9, 3391-3401, https://doi.org/10.1021/jf053001p . [all data]

Czerny, Brueckner, et al., 2011
Czerny, M.; Brueckner, R.; Kirchoff, E.; Schmitt, R.; Buettner, A., The influence of molecular structure on odor qualities and odor detection thresholds of volatile alkylated phenols, Chem. Senses, 2011, 1-15, retrieved from http://chemie.oxfordjournals.org. [all data]

Lee, Lee, et al., 2005
Lee, K.-G.; Lee, S.-E.; Takeoka, G.R.; Kim, J.-H.; Park, B.-S., Antioxidant activity and characterization of volatile constituents of beechwood creosote, J. Sci. Food Agric., 2005, 85, 9, 1580-1586, https://doi.org/10.1002/jsfa.2156 . [all data]

Boatright and Crum, 1997
Boatright, W.L.; Crum, A.D., Nonpolar-volatile lipids from soy protein isolates and hexane-defatted flakes, J. Amer. Oil Chem. Soc., 1997, 74, 4, 461-467, https://doi.org/10.1007/s11746-997-0107-z . [all data]

Okumura, 1991
Okumura, T., retention indices of environmental chemicals on methyl silicone capillary column, Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333 . [all data]

Peterson, 1992
Peterson, K.L., Counter-Propagation Neural Networks in the Modeling and Prediction of Kovats Indices for Substituted Phenols, Anal. Chem., 1992, 64, 4, 379-386, https://doi.org/10.1021/ac00028a011 . [all data]

Geldon, 1989
Geldon, A.L., Ground Water Hydrology of the Central Raton Basin, Colorado and New Mexico, US Geological Survey, US Government Printing Office, 1989, 104. [all data]

Waggott and Davies, 1984
Waggott, A.; Davies, I.W., Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]

Williams and Horne, 1995
Williams, P.T.; Horne, P.A., Analysis of aromatic hydrocarbons in pyrolytic oil derived from biomass, J. Anal. Appl. Pyrolysis, 1995, 31, 15-37, https://doi.org/10.1016/0165-2370(94)00814-H . [all data]

Donnelly, Abdel-Hamid, et al., 1993
Donnelly, J.R.; Abdel-Hamid, M.S.; Jeter, J.L.; Gurka, D.F., Application of gas chromatographic retention properties to the identification of environmental contaminants, J. Chromatogr., 1993, 642, 1-2, 409-415, https://doi.org/10.1016/0021-9673(93)80106-I . [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, References