Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Benzene, 1-ethenyl-2-methyl-

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Gas phase thermochemistry data

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

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 (J/mol*K) Temperature (K) Reference Comment
46.850.Thermodynamics Research Center, 1997p=1 bar.
57.2100.
72.6150.
92.9200.
127.1273.15
139.1298.15
140.0300.
185.6400.
224.2500.
255.5600.
281.1700.
302.3800.
320.2900.
335.31000.
348.1100.
359.1200.
369.1300.
377.1400.
384.1500.

Phase change data

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

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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny, director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil433.15KN/AVon Auwers, 1917Uncertainty assigned by TRC = 6. K; TRC
Quantity Value Units Method Reference Comment
Tfus204.76KN/ASchwartzman and Corson, 1956Uncertainty assigned by TRC = 0.5 K; TRC
Tfus204.58KN/AClements, Wise, et al., 1953Uncertainty assigned by TRC = 0.1 K; TRC

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
47.9320.AStephenson and Malanowski, 1987Based on data from 305. - 385. K. See also Clements, Wise, et al., 1953, 2.; AC

Antoine Equation Parameters

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

View plot Requires a JavaScript / HTML 5 canvas capable browser.

Temperature (K) A B C Reference Comment
305.16 - 385.504.277511628.341-61.77Clements, Wise, et al., 1953, 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

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

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)855.2kJ/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity826.3kJ/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
8.20 ± 0.02PEMaier and Turner, 1973LLK
8.53PEKobayashi, Yokota, et al., 1973Vertical value; LLK

IR Spectrum

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

Data compiled by: Coblentz Society, Inc.

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


Mass spectrum (electron ionization)

Go To: Top, Gas phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Gas Chromatography, NIST Free Links, References, Notes

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

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

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

View spectrum image in SVG format.

Download spectrum in JCAMP-DX format.

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 NIST Mass Spectrometry Data Center, 1990.
NIST MS number 118193

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

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

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

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillaryOV-1010.955.Skrbic and Vojinovic-Miloradov, 1994 
CapillarySqualane106.978.Kugucheva and Mashinsky, 1983He; Column length: 100. m
CapillarySqualane96.975.Kugucheva and Mashinsky, 1983He; Column length: 100. m
CapillarySE-3070.977.5Tóth, 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
CapillarySqualane86.972.1Macák, Nabivach, et al., 1982N2; Column length: 50. m; Column diameter: 0.25 mm
CapillarySqualane96.974.2Macák, Nabivach, et al., 1982N2; Column length: 50. m; Column diameter: 0.25 mm
CapillaryOV-101100.987.5Gerasimenko, Kirilenko, et al., 1981N2; Column length: 50. m; Column diameter: 0.3 mm
CapillaryOV-101120.993.2Gerasimenko, Kirilenko, et al., 1981N2; Column length: 50. m; Column diameter: 0.3 mm
CapillaryOV-101140.1000.4Gerasimenko, Kirilenko, et al., 1981N2; Column length: 50. m; Column diameter: 0.3 mm
PackedSqualane100.981.Nabivach and Kirilenko, 1980He, Chromaton N-AW-HMDS; Column length: 1. m
CapillarySE-3065.990.6Svob and Deur-Siftar, 1974He; Column length: 25.5 m; Column diameter: 0.5 mm

Kovats' RI, polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
CapillaryPEG-20M70.1342.2Tóth, 1983N2; Column length: 30. m; Column diameter: 0.3 mm

Normal alkane RI, non-polar column, temperature ramp

View large format table.

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
CapillarySE-301016.Heydanek and McGorrin, 1981He, 40. C @ 3. min, 3. K/min; Column length: 50. m; Column diameter: 0.5 mm; Tend: 170. C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryPolymethylsiloxane, (PMS-20000)978.Cornwell and Cordano, 2003Program: not specified
CapillaryMethyl Silicone985.Zenkevich, 1995Program: not specified
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.982.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified

Normal alkane RI, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax1327.Umano, Hagi, et al., 200060. m/0.25 mm/0.25 «mu»m, He, 40. C @ 2. min, 2. K/min; Tend: 200. C

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryCarbowax 20M1342.Cornwell and Cordano, 2003Program: not specified

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

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-5161.3Wang, Hou, et al., 200730. m/0.30 mm/0.25 «mu»m, Helium, 50. C @ 5. min, 5. K/min, 200. C @ 15. min

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-5155.5Fuentes, Font, et al., 2007Column length: 60. m; Program: not specified
CapillaryDB-5MS163.2Aracil, Font, et al., 2005Column length: 60. m; Column diameter: 0.25 mm; Program: not specified
CapillaryHP-5MS147.84Cheng, Liu, et al., 200530. m/0.30 mm/0.25 «mu»m, He; Program: 50 0C (2 min) 8 0C/min -> 120 0C (3 min) 10 0C/min -> 230 0C

References

Go To: Top, Gas 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.

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]

Von Auwers, 1917
Von Auwers, K., Spectrochemistry of Benzene Derivatives, Cinnamic Esters, Hydroxystyrene, and Their Ethers, Justus Liebigs Ann. Chem., 1917, 413, 253. [all data]

Schwartzman and Corson, 1956
Schwartzman, L.H.; Corson, B.B., Steric Hinderance. II. The Rates of Dehalogenation of Methyl- and Dimethylstyrene Dibromides, J. Am. Chem. Soc., 1956, 78, 322. [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]

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]

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 and Kirilenko, 1980
Nabivach, V.M.; Kirilenko, A.V., Relationship between the gas chromatographic behaviour and the molecular structure of hydrocarbon samples and various stationary phases. Part II. Correlation between the retention index, physicochemical properties and molecular structure, Chromatographia, 1980, 13, 2, 93-100, https://doi.org/10.1007/BF02263060 . [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]

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]

Heydanek and McGorrin, 1981
Heydanek, M.G.; McGorrin, R.J., Gas chromatography-mass spectroscopy investigations on the flavor chemistry of oat groats, J. Agric. Food Chem., 1981, 29, 5, 950-954, https://doi.org/10.1021/jf00107a016 . [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]

Zenkevich, 1995
Zenkevich, I.G., Calculation of Gas-Chromatographic Retention Indices from Physico-Chemical Constants of Organic Compounds, Z. Anal. Chem., 1995, 50, 10, 1048-1056. [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]

Umano, Hagi, et al., 2000
Umano, K.; Hagi, Y.; Nakahara, K.; Shoji, A.; Shibamoto, T., Volatile chemicals identified in extracts from leaves of Japanese mugwort (Artemisia princeps Pamp.), J. Agric. Food Chem., 2000, 48, 8, 3463-3469, https://doi.org/10.1021/jf0001738 . [all data]

Wang, Hou, et al., 2007
Wang, G.; Hou, Z.; Sun, Y.; Liu, Y.; Xie, B.; Liu, S., Investigation of pyrolysis behavior of fenoxycarb using PY-GC-MS assisted with chemometric methods, Chem. Anal., 2007, 52, 141-156. [all data]

Fuentes, Font, et al., 2007
Fuentes, M.J.; Font, R.; Gomez-Rico, M.F.; Martin-Gullon, I., Pyrolysis and combustion of waste lubricant oil from diesel cars: Decomposition and pollutants, J. Anal. Appl. Pyrolysis, 2007, 79, 1-2, 215-226, https://doi.org/10.1016/j.jaap.2006.12.004 . [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]

Cheng, Liu, et al., 2005
Cheng, D.-X.; Liu, B.-X.; Sun, Y.-A.; Xie, B.; Zhang, H.-L., rapid analysis of pyrolysis products of cholesterol by GC-MS assited with boiling point - Lee retention index, journal of Instrumental Analysis - Fenxi ceshi xuebao, 2005, 24, 6, 85-88. [all data]


Notes

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