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Benzene, 1-ethenyl-3-methyl-

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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 by: Glushko Thermocenter, Russian Academy of Sciences, Moscow

Constant pressure heat capacity of gas

Cp,gas (cal/mol*K) Temperature (K) Reference Comment
11.150.Thermodynamics Research Center, 1997p=1 bar.
13.9100.
17.6150.
22.4200.
30.57273.15
33.41298.15
33.63300.
44.43400.
53.59500.
61.04600.
67.14700.
72.20800.
76.48900.
80.091000.
83.21100.
85.81200.
88.21300.
90.11400.
91.81500.

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, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil443.7KN/AAldrich Chemical Company Inc., 1990BS
Tboil444.8KN/AWeast and Grasselli, 1989BS
Tboil442.65KN/ALevi and Nicholls, 1958Uncertainty assigned by TRC = 2. K; TRC
Tboil437.15KN/AMuller, 1887Uncertainty assigned by TRC = 5. K; TRC
Quantity Value Units Method Reference Comment
Tfus186.81KN/AClements, Wise, et al., 1953Uncertainty assigned by TRC = 0.16 K; TRC
Tfus203.KN/ABuck, Coles, et al., 1949Uncertainty assigned by TRC = 6. K; TRC
Quantity Value Units Method Reference Comment
Ttriple250.78KN/ALebedev and Rabinovich, 1971Uncertainty assigned by TRC = 0.02 K; TRC

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
334.70.024Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
11.4329.AStephenson and Malanowski, 1987Based on data from 314. - 385. K. See also Clements, Wise, et al., 1953, 2.; AC

Antoine Equation Parameters

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

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Temperature (K) A B C Reference Comment
340.8 - 442.34.212031584.496-66.922Buck, Coles, et al., 1949, 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:


Henry's Law 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: Rolf Sander

Henry's Law constant (water solution)

kH(T) = H exp(d(ln(kH))/d(1/T) ((1/T) - 1/(298.15 K)))
H = Henry's law constant for solubility in water at 298.15 K (mol/kg*bar)
d(ln(kH))/d(1/T) = Temperature dependence constant (K)

H (mol/kg*bar) d(ln(kH))/d(1/T) (K) Method Reference Comment
0.26 QN/A missing citation give several references for the Henry's law constants but don't assign them to specific species.

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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C9H10+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
Proton affinity (review)203.0kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity196.1kcal/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
8.15 ± 0.02PEMaier and Turner, 1973LLK
8.37PEKobayashi, Yokota, et al., 1973Vertical value; LLK

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 NIST Mass Spectrometry Data Center
State gas
Instrument HP-GC/MS/IRD

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

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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.
NIST MS number 2023

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
CapillaryOV-1010.956.Skrbic and Vojinovic-Miloradov, 1994 
CapillarySqualane106.980.Kugucheva and Mashinsky, 1983He; Column length: 100. m
CapillarySqualane96.977.Kugucheva and Mashinsky, 1983He; Column length: 100. m
CapillarySE-3070.977.0Tóth, 1983N2; Column length: 15. m; Column diameter: 0.25 mm
CapillarySE-3070.960.5Tóth, 1983N2; Column length: 15. m; Column diameter: 0.25 mm
CapillarySE-30130.1000.Bredael, 1982Column length: 100. m; Column diameter: 0.5 mm
CapillarySE-3080.982.Bredael, 1982Column length: 100. m; Column diameter: 0.5 mm
CapillarySqualane86.976.3Macák, Nabivach, et al., 1982N2; Column length: 50. m; Column diameter: 0.25 mm
CapillarySqualane96.978.7Macák, Nabivach, et al., 1982N2; Column length: 50. m; Column diameter: 0.25 mm
CapillaryOV-101100.985.9Gerasimenko, Kirilenko, et al., 1981N2; Column length: 50. m; Column diameter: 0.3 mm
CapillaryOV-101120.991.4Gerasimenko, Kirilenko, et al., 1981N2; Column length: 50. m; Column diameter: 0.3 mm
CapillaryOV-101140.997.8Gerasimenko, Kirilenko, et al., 1981N2; Column length: 50. m; Column diameter: 0.3 mm
CapillarySqualane86.976.3Nabivach, Bur'yan, et al., 1978Column length: 50. m; Column diameter: 0.25 mm
CapillarySqualane96.978.7Nabivach, Bur'yan, et al., 1978Column length: 50. m; Column diameter: 0.25 mm
CapillarySE-3065.972.7Svob, Deur-Siftar, et al., 1974He; Column length: 25.5 m; Column diameter: 0.5 mm
CapillarySE-3065.973.2Svob, Deur-Siftar, et al., 1974He; Column length: 25.5 m; Column diameter: 0.5 mm
CapillarySE-3065.973.2Svob and Deur-Siftar, 1974He; Column length: 25.5 m; Column diameter: 0.5 mm

Kovats' RI, polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryCarbowax 20M110.1385.2Boneva and Vassilev, 199650. m/0.32 mm/0.3 «mu»m, N2
CapillaryCarbowax 20M120.1396.8Boneva and Vassilev, 199650. m/0.32 mm/0.3 «mu»m, N2
CapillaryPEG-20M70.1348.1Tóth, 1983N2; Column length: 30. m; Column diameter: 0.3 mm
PackedCarbowax 20M150.1388.1Ellis and Still, 1979Chromosorb W, AW-DMCS
PackedCarbowax 20M150.1387.4Ellis and Still, 1979Chromosorb W, AW-DMCS

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryOV-1981.Orav, Kailas, et al., 19992. K/min; Tstart: 50. C; Tend: 160. C
CapillaryOV-101976.Orav, Kailas, et al., 1999, 250. m/0.20 mm/0.50 «mu»m, Helium, 30. C @ 6. min, 1. K/min; Tend: 100. C

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

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Column type Active phase I Reference Comment
CapillaryPolymethylsiloxane, (PMS-20000)960.Cornwell and Cordano, 2003Program: not specified
CapillaryPolymethylsiloxane, (PMS-20000)977.Cornwell and Cordano, 2003Program: not specified
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.973.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryCarbowax 20M1348.Cornwell and Cordano, 2003Program: not specified

Lee's RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryDB-5MS156.2Aracil, Font, et al., 2005Column length: 60. m; Column diameter: 0.25 mm; Program: not specified

References

Go To: Top, Gas phase thermochemistry data, Phase change data, Henry's Law 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.

Thermodynamics Research Center, 1997
Thermodynamics Research Center, Selected Values of Properties of Chemical Compounds., Thermodynamics Research Center, Texas A&M University, College Station, Texas, 1997. [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]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Levi and Nicholls, 1958
Levi, L.; Nicholls, R.V.V., Formation of Styrene by Pyrolysis of Aromatic Heterocyclic Aldehyde- Aliphatic Acid Anhydride Mixtures on Morden Bentonite, Ind. Eng. Chem., 1958, 50, 1005. [all data]

Muller, 1887
Muller, W., Chem. Ber., 1887, 20, 1212. [all data]

Clements, Wise, et al., 1953
Clements, H.E.; Wise, K.V.; Johnson, S.E.J., Physical Properties of o-, m-, and p-Methylstyrene, J. Am. Chem. Soc., 1953, 75, 1593. [all data]

Buck, Coles, et al., 1949
Buck, F.R.; Coles, K.F.; Kennedy, G.T.; Morton, F., Some Nuclear-methylated Styrenes and Related Compounds, J. Chem. Soc., 1949, 1949, 2377-83. [all data]

Lebedev and Rabinovich, 1971
Lebedev, B.V.; Rabinovich, I.B., Heat capacities and thermodynamic functions of a-methylstyrene and poly(a-methylstyrene), Tr. Khim. Khim. Tekhnol., 1971, 1, 12-15. [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]

Clements, Wise, et al., 1953, 2
Clements, H.E.; Wise, K.V.; Johnsen, S.E.J., Physical properties of o-, m- and p-methylstyrene, J. Am. Chem. Soc., 1953, 75, 1593-1595. [all data]

Buck, Coles, et al., 1949, 2
Buck, F.R.; Coles, K.F.; Kennedy, G.T.; Morton, F., Some Nuclear-methylated Styrenes and Related Compounds, J. Chem. Soc., 1949, 2377-2383, https://doi.org/10.1039/jr9490002377 . [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Maier and Turner, 1973
Maier, J.P.; Turner, D.W., Steric inhibition of resonance studied by molecular photoelectron spectroscopy. Part 2. Phenylethylenes, J. Chem. Soc. Faraday Trans. 2, 1973, 69, 196. [all data]

Kobayashi, Yokota, et al., 1973
Kobayashi, T.; Yokota, K.; Nagakura, S., Photoelectron spectra of styrenes, J. Electron Spectrosc. Relat. Phenom., 1973, 3, 449. [all data]

Skrbic and Vojinovic-Miloradov, 1994
Skrbic, B.D.; Vojinovic-Miloradov, M.B., A contribution to the qualitative GC analysis of some non-chlorinated xenobiotic chemicals in waste waters, Water Sci. Technol., 1994, 30, 3, 91-93. [all data]

Kugucheva and Mashinsky, 1983
Kugucheva, E.E.; Mashinsky, V.I., Retention Indices of Aromatic Hydrocarbons on Capillary Columns with Squalan and Polyphenyl Ether, Zh. Anal. Khim. (Rus), 1983, 38, 11, 2023-2026. [all data]

Tóth, 1983
Tóth, T., Use of capillary gas chromatography in collecting retention and chemical information for the analysis of complex petrochemical mixtures, J. Chromatogr., 1983, 279, 157-165, https://doi.org/10.1016/S0021-9673(01)93614-3 . [all data]

Bredael, 1982
Bredael, P., Retention indices of hydrocarbons on SE-30, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1982, 5, 6, 325-328, https://doi.org/10.1002/jhrc.1240050610 . [all data]

Macák, Nabivach, et al., 1982
Macák, J.; Nabivach, V.; Buryan, P.; Sindler, S., Dependence of retention indices of alkylbenzenes on their molecular structure, J. Chromatogr., 1982, 234, 2, 285-302, https://doi.org/10.1016/S0021-9673(00)81867-1 . [all data]

Gerasimenko, Kirilenko, et al., 1981
Gerasimenko, V.A.; Kirilenko, A.V.; Nabivach, V.M., Capillary gas chromatography of aromatic compounds found in coal tar fractions, J. Chromatogr., 1981, 208, 1, 9-16, https://doi.org/10.1016/S0021-9673(00)87953-4 . [all data]

Nabivach, Bur'yan, et al., 1978
Nabivach, V.M.; Bur'yan, P.; Matsak, I., Retention indices of aromatic hydrocarbons on a squalane capillary column, Zh. Anal. Khim., 1978, 33, 7, 1108-1113. [all data]

Svob, Deur-Siftar, et al., 1974
Svob, V.; Deur-Siftar, D.; Cramers, C.A., Mechanisms of the thermal degradation of alkylbenzenes, J. Chromatogr., 1974, 91, 659-675, https://doi.org/10.1016/S0021-9673(01)97946-4 . [all data]

Svob and Deur-Siftar, 1974
Svob, V.; Deur-Siftar, D., Kovats Retention Indices in the Identification of Alkylbenzene Degradation Products, J. Chromatogr., 1974, 91, 677-689, https://doi.org/10.1016/S0021-9673(01)97947-6 . [all data]

Boneva and Vassilev, 1996
Boneva, S.; Vassilev, K., Gas chromatographic separation of epoxystyrenes on carbowax 20 M capillary column, Chromatographia, 1996, 43, 3/4, 208-210, https://doi.org/10.1007/BF02292953 . [all data]

Ellis and Still, 1979
Ellis, T.S.; Still, R.H., Thermal degradation of polymers. XXI. Vacuum pyrolysis of poly(m-N,N-dimethylaminostyrene); the products volatile at pyrolysis temperature, liquid at room temperature, J. Appl. Polym. Sci., 1979, 23, 10, 2837-2854, https://doi.org/10.1002/app.1979.070231002 . [all data]

Orav, Kailas, et al., 1999
Orav, A.; Kailas, T.; Muurisepp, M.; Kann, J., Composition of the oil from waste tires. 2. Fraction boiling at 160-180 0C, Proc. Estonian Acad. Sci. Chem., 1999, 48, 3, 136-140. [all data]

Orav, Kailas, et al., 1999, 2
Orav, A.; Kailas, T.; Muurisepp, M.; Kann, J., Composition of the oil from waste tires. 1. Fraction boiling at yp to 160 0C, Proc. Estonian Acad. Sci. Chem., 1999, 48, 1, 30-39. [all data]

Cornwell and Cordano, 2003
Cornwell, E.; Cordano, G., Nueva proposicion para predecir datos de retencion obtenidos mediante cromatografia de gases de hidrocarburos derivados de las naftas, Revista de la Sociedad Quimica de Mexico, 2003, 47, 1, 38-43. [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]

Aracil, Font, et al., 2005
Aracil, I.; Font, R.; Conesa, J.A., Semivolatile and volatile compounds from the pyrolysis and combustion of polyvinyl chloride, J. Anal. Appl. Pyrolysis, 2005, 74, 1-2, 465-478, https://doi.org/10.1016/j.jaap.2004.09.008 . [all data]


Notes

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