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Benzene, 2-ethenyl-1,4-dimethyl-

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Phase change data

Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, 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:
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
Tfus238.KN/ASchwartzman and Corson, 1956Uncertainty assigned by TRC = 0.4 K; TRC

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
344.70.013Aldrich Chemical Company Inc., 1990BS
342.20.013Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
11.5317.AStephenson and Malanowski, 1987Based on data from 302. - 453. K. See also Stull, 1947.; 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
302. - 466.4.571631942.838-41.3Stull, 1947Coefficents 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, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, 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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

View reactions leading to C10H12+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference
8.00 ± 0.02PEMaier and Turner, 1973

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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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

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)

Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, Gas Chromatography, 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

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Mass spectrum
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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 118473

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, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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

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Column type Active phase Temperature (C) I Reference Comment
CapillaryHP-160.1076.Zhang, Li, et al., 1992N2; Column length: 25. m; Column diameter: 0.20 mm
CapillaryHP-160.1076.Zhang, Li, et al., 1992N2; Column length: 25. m; Column diameter: 0.20 mm
CapillaryHP-1100.1087.Zhang, Li, et al., 1992N2; Column length: 25. m; Column diameter: 0.20 mm
CapillaryHP-1100.1087.Zhang, Li, et al., 1992N2; Column length: 25. m; Column diameter: 0.20 mm
CapillarySE-3070.1078.7Tóth, 1983N2; Column length: 15. m; Column diameter: 0.25 mm
CapillarySE-30130.1096.Bredael, 1982Column length: 100. m; Column diameter: 0.5 mm
CapillarySE-3080.1080.Bredael, 1982Column length: 100. m; Column diameter: 0.5 mm
CapillarySE-3065.1075.8Svob 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
CapillaryPEG-20M70.1432.2Tóth, 1983N2; Column length: 30. m; Column diameter: 0.3 mm

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

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Column type Active phase I Reference Comment
CapillarySPB-11066.Antunes, Sevinate-Pinto, et al., 200430. m/0.25 mm/0.25 «mu»m, He, 3. K/min, 220. C @ 15. min; Tstart: 70. C
CapillarySPB-11071.Cavaleiro, Salgueiro, et al., 200330. m/0.2 mm/0.2 «mu»m, He, 3. K/min, 220. C @ 15. min; Tstart: 70. C

Normal alkane RI, non-polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryHP-51099.Bertoli, Lepnardi, et al., 201130. m/0.25 mm/0.25 «mu»m, Helium, 3. K/min; Tstart: 60. C; Tend: 240. C
CapillaryDB-5 MS1090.Chalchat, Figueredo, et al., 201025. m/0.30 mm/0.25 «mu»m, Helium, 3. K/min; Tstart: 50. C; Tend: 240. C
CapillaryDB-11089.Pala-Paul, Brophy, et al., 200750. m/0.25 mm/0.25 «mu»m, He, 4. K/min; Tstart: 95. C; Tend: 240. C
CapillaryHP-51066.Abdelwahed, Hayder, et al., 200630. m/0.25 mm/0.25 «mu»m, N2, 50. C @ 3. min, 9. K/min, 280. C @ 3. min
CapillaryHP-51067.Abdelwahed, Hayder, et al., 200630. m/0.25 mm/0.25 «mu»m, N2, 50. C @ 3. min, 9. K/min, 280. C @ 3. min
CapillaryCP Sil 5 CB1074.Mojab, Rustaiyan, et al., 200225. m/0.25 mm/0.39 «mu»m, He, 5. K/min; Tstart: 60. C; Tend: 220. C

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-11059.Albano, Lima, et al., 201230. m/0.25 mm/0.25 «mu»m, Hydrogen; Program: 45 0C 3 0C/min -> 175 0C 15 0C/min -> 300 0C (10 min)
CapillaryHP-51101.Veres, Csupor-Loffler, et al., 201230. m/0.35 mm/0.25 «mu»m, Nitrogen; Program: 60 0C 3 0C/min -> 210 0C 5 0C/min -> 250 0C (2 min)
CapillaryDB-11059.Mendes, Trindade, et al., 200930. m/0.25 mm/0.25 «mu»m, Hydrogen; Program: 45 0C 3 0C/min -> 175 0C 15 0C/min -> 300 0C (10 min)
CapillaryDB-11059.Mendes, Trindade, et al., 2009, 230. m/0.25 mm/0.25 «mu»m, Hydrogen; Program: 45 0C 3 0C/min -> 175 0C 15 0C/min -> 300 0C (10 min)
CapillaryDB-11059.Figueiredo, Sim-Sim, et al., 200530. m/0.25 mm/0.25 «mu»m, He; Program: 45C => 3C/min => 175C => 15C/min => 300C (10min)
CapillaryPolymethylsiloxane, (PMS-20000)1079.Cornwell and Cordano, 2003Program: not specified
CapillaryDB-11059.Santos, Figueiredo, et al., 199930. m/0.25 mm/0.25 «mu»m, He; Program: 45C => 3C/min => 175C => 15C/min => 300C(10min)
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.1076.Waggott and Davies, 1984Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified
CapillaryOV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc.1080.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-Wax1434.Pala-Paul, Brophy, et al., 200760. m/0.32 mm/0.25 «mu»m, He, 4. K/min; Tstart: 70. C; Tend: 220. C
CapillaryInnowax1425.Abdelwahed, Hayder, et al., 200630. m/0.25 mm/0.25 «mu»m, N2, 50. C @ 3. min, 9. K/min, 280. C @ 3. min
CapillaryInnowax1459.Abdelwahed, Hayder, et al., 200630. m/0.25 mm/0.25 «mu»m, N2, 50. C @ 3. min, 9. K/min, 280. C @ 3. min

Normal alkane RI, polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryInnowax FSC1444.Baser, Demirci, et al., 200360. m/0.25 mm/0.25 «mu»m, He; Program: 60C(10min) => 4C/min => 220C (10min) => 1C/min => 240C
CapillaryCarbowax 20M1432.Cornwell and Cordano, 2003Program: not specified

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

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-5180.1Fuentes, Font, et al., 2007Column length: 60. m; Program: not specified

References

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

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

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]

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]

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]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [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]

Zhang, Li, et al., 1992
Zhang, M.J.; Li, S.D.; Chen, B.J., Compositional studies of high-temperature coal tar by GC/FTIR analysis of light oil fractions, Chromatographia, 1992, 33, 3/4, 138-146, https://doi.org/10.1007/BF02275894 . [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]

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]

Antunes, Sevinate-Pinto, et al., 2004
Antunes, T.; Sevinate-Pinto, I.; Barroso, J.G.; Cavaleiro, C.; Salgueiro, L.R., Micromorphology of trichomes and composition of essential oil of Teucrium capitatum, Flavour Fragr. J., 2004, 19, 4, 336-340, https://doi.org/10.1002/ffj.1310 . [all data]

Cavaleiro, Salgueiro, et al., 2003
Cavaleiro, C.; Salgueiro, L.R.; da Cunha, A.P.; Figueiredo, A.C.; Barroso, J.G.; Bighelli, A.; Casanova, J., Composition and variability of the essential oils of the leaves and berries from Juniperus navicularis, Biochem. Syst. Ecol., 2003, 31, 2, 193-201, https://doi.org/10.1016/S0305-1978(02)00080-7 . [all data]

Bertoli, Lepnardi, et al., 2011
Bertoli, A.; Lepnardi, M.; Krzyzanowska, J.; Oleszek, W.; Pistelli, L., Mentha longifolia in vitro cultures as safe source of flavouring ingradients, Acta Biochem. Polonica, 2011, 58, 4, 581-587. [all data]

Chalchat, Figueredo, et al., 2010
Chalchat, J.-C.; Figueredo, G.; Ozcan, M.M.; Unver, A., Effect of hydrodistillation and microwave distillation extraction methods on chemical composition of essential oil of pickling herb and myrtle plants, South Western J. of Agriculture, 2010, 1, 2, 133-141. [all data]

Pala-Paul, Brophy, et al., 2007
Pala-Paul, J.; Brophy, J.J.; Perez-Alonso, M.J.; Usano, J.; Soria, S.C., Essential oil composition of the different parts of Eryngium corniculatum Lam. (Apiaceae) from Spain, J. Chromatogr. A, 2007, 1175, 2, 289-293, https://doi.org/10.1016/j.chroma.2007.10.061 . [all data]

Abdelwahed, Hayder, et al., 2006
Abdelwahed, A.; Hayder, N.; Kilani, S.; Mahmoud, A.; Chibani, J.; Hammami, M.; Chekir-Ghedira, L.; Ghedira, K., Chemical composition and antimicrobial activity of essential oils from Tunisian Pituranthos tortuosus (Coss.) Maire, Flavour Fragr. J., 2006, 21, 1, 129-133, https://doi.org/10.1002/ffj.1542 . [all data]

Mojab, Rustaiyan, et al., 2002
Mojab, F.; Rustaiyan, A.; Jasbi, A.R., Essential oils of Heracleum persicum Desf. ex Fischer leaves, 2002, retrieved from http://www1.tums.ac.ir/daru/DaruVolum10-No1-2002/Mojab.htm. [all data]

Albano, Lima, et al., 2012
Albano, S.M.; Lima, A.S.; Miguel, M.G.; Pedro, L.G.; Barroso, J.G.; Figueiredo, A.C., Antioxidant, anti-5-lipoxygenase and antiacetylcholinesterase activities of essential oils and decoction water of some aromatic plants, Rec. Nat. Prod., 2012, 6, 1, 35-48. [all data]

Veres, Csupor-Loffler, et al., 2012
Veres, K.; Csupor-Loffler, B.; Lazar, A.; Holmann, J., Antifungal activity and composition of essential oils of Conyza canadensis herbs and roots, The Sci. World. J., 2012, 2012, 1-5, https://doi.org/10.1100/2012/489646 . [all data]

Mendes, Trindade, et al., 2009
Mendes, M.D.; Trindade, H.; Figueiredo, A.C.; Pedro, L.G.; Barroso, J.G., Chaerophyllum azoricun Trel. grown in the Azores archipelago, Portugal: evaluation of the genetic diversity using molecular markers and comparison with volatile oils profiles, Flavour Fragr. J., 2009, 24, 5, 259-265, https://doi.org/10.1002/ffj.1939 . [all data]

Mendes, Trindade, et al., 2009, 2
Mendes, M.D.; Trindade, H.; Figueiredo, A.C.; Barroso, J.G.; Fontinha, S.S.; Pedro, L.G., Volatile and molecular characterization of two Portuguese endemic species: Angelica lignescens and Melanoselinium decipiens, Biochen. Systematics Ecol., 2009, 37, 2, 98-105, https://doi.org/10.1016/j.bse.2008.12.006 . [all data]

Figueiredo, Sim-Sim, et al., 2005
Figueiredo, A.C.; Sim-Sim, M.; Costa, M.M.; Barroso, J.G.; Pedro, L.G.; Esquível, M.G.; Gutierres, F.; Lobo, C.; Fontinha, S., Comparison of the essential oil composition of four Plagiochila species: P. bifaria, P. maderensis, P. retrorsa and P. stricta, Flavour Fragr. J., 2005, 20, 6, 703-709, https://doi.org/10.1002/ffj.1627 . [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]

Santos, Figueiredo, et al., 1999
Santos, P.A.; Figueiredo, A.C.; Barroso, J.G.; Pedro, L.G.; Scheffer, J.J.C., Composition of the essential oil of Hypericum foliosum Aiton from five Azorean islands, Flavour Fragr. J., 1999, 14, 5, 283-286, https://doi.org/10.1002/(SICI)1099-1026(199909/10)14:5<283::AID-FFJ826>3.0.CO;2-2 . [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]

Baser, Demirci, et al., 2003
Baser, K.H.C.; Demirci, B.; Dekebo, A.; Dagne, E., Essential oils of some Boswellia spp., myrrh and opopanax, Flavour Fragr. J., 2003, 18, 2, 153-156, https://doi.org/10.1002/ffj.1166 . [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]


Notes

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