Benzene, 1-ethenyl-4-ethyl-
- Formula: C10H12
- Molecular weight: 132.2023
- IUPAC Standard InChIKey: WHFHDVDXYKOSKI-UHFFFAOYSA-N
- CAS Registry Number: 3454-07-7
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Styrene, p-ethyl-; p-Ethylstyrene; p-Ethylvinylbenzene; 4-Ethenylstyrene; 4-Ethylstyrene; 1-Ethenyl-4-ethylbenzene; 4-Ethyl-1-ethenyl benzene; 1-Ethyl-4-vinylbenzene
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Phase change data
Go To: Top, Reaction thermochemistry data, 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 223.42 | K | N/A | Dreisbach and Martin, 1949 | Uncertainty assigned by TRC = 0.5 K; TRC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
11.6 | 356. | A | Stephenson and Malanowski, 1987 | Based on data from 341. to 448. K.; 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 |
---|---|---|---|---|---|
299. to 462. | 4.69480 | 2015.517 | -32.959 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Reaction thermochemistry data
Go To: Top, Phase change data, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: C10H12 = C10H10 + H2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 30.1 ± 2.3 | kcal/mol | Cm | Lebedev, Rozhkov, et al., 1983 | gas phase; Dehydrogenation, gas phase |
By formula: C10H14 = H2 + C10H12
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 31. ± 2. | kcal/mol | Cm | Lebedev, Rozhkov, et al., 1983 | gas phase; Dehydrogenation, gas phase |
Gas Chromatography
Go To: Top, Phase change data, Reaction thermochemistry data, 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
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | HP-1 | 60. | 1072. | Zhang, Li, et al., 1992 | N2; Column length: 25. m; Column diameter: 0.20 mm |
Capillary | HP-1 | 60. | 1072. | Zhang, Li, et al., 1992 | N2; Column length: 25. m; Column diameter: 0.20 mm |
Capillary | SE-30 | 70. | 1073.2 | Tóth, 1983 | N2; Column length: 15. m; Column diameter: 0.25 mm |
Capillary | SE-30 | 130. | 1082. | Bredael, 1982 | Column length: 100. m; Column diameter: 0.5 mm |
Capillary | SE-30 | 80. | 1073. | Bredael, 1982 | Column length: 100. m; Column diameter: 0.5 mm |
Capillary | SE-30 | 65. | 1071.7 | Svob and Deur-Siftar, 1974 | He; Column length: 25.5 m; Column diameter: 0.5 mm |
Capillary | SE-30 | 65. | 1072.0 | Svob and Deur-Siftar, 1974 | He; Column length: 25.5 m; Column diameter: 0.5 mm |
Kovats' RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-101 | 1079. | Ohnishi and Shibamoto, 1984 | 2. K/min; Column length: 50. m; Column diameter: 0.23 mm; Tstart: 80. C; Tend: 200. C |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | PEG-20M | 70. | 1431.3 | Tóth, 1983 | N2; Column length: 30. m; Column diameter: 0.3 mm |
Packed | Carbowax 20M | 165. | 1481.4 | Ellis and Still, 1979 | Chromosorb W, AW-DMCS |
Packed | Carbowax 20M | 165. | 1481.4 | Ellis and Still, 1979 | Chromosorb W, AW-DMCS |
Packed | Carbowax 20M | 165. | 1482.7 | Ellis and Still, 1979 | Chromosorb W, AW-DMCS |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Polymethylsiloxane, (PMS-20000) | 1073. | Cornwell and Cordano, 2003 | Program: not specified |
Capillary | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | 1072. | Waggott and Davies, 1984 | Hydrogen; Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1462. | Zeng, Xie, et al., 2011 | 30. m/0.25 mm/0.25 μm, Helium, 40. C @ 2. min, 4. K/min, 230. C @ 4.5 min |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 1431. | Cornwell and Cordano, 2003 | Program: not specified |
Capillary | CP-Wax 52CB | 1455. | Vernin, 1991 | Column length: 50. m; Column diameter: 0.32 mm; Program: not specified |
Lee's RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 179.4 | Fuentes, Font, et al., 2007 | Column length: 60. m; Program: not specified |
References
Go To: Top, Phase change data, Reaction thermochemistry data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Dreisbach and Martin, 1949
Dreisbach, R.R.; Martin, R.A.,
Physical Data on Some Organic Compounds,
Ind. Eng. Chem., 1949, 41, 2875-8. [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]
Lebedev, Rozhkov, et al., 1983
Lebedev, N.N.; Rozhkov, V.I.; Odabashyan, G.V.; Rozhkova, I.O.; Zaidman, O.A.,
Dehydrogenation of p-diethylbenzene,
Neftekhimiya, 1983, 23, 508-510. [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]
Ohnishi and Shibamoto, 1984
Ohnishi, S.; Shibamoto, T.,
Volatile compounds from heated beef fat and beef fat with glycine,
J. Agric. Food Chem., 1984, 32, 5, 987-992, https://doi.org/10.1021/jf00125a008
. [all data]
Ellis and Still, 1979
Ellis, T.S.; Still, R.H.,
Thermal degradation of polymers. XXIII. Vacuum pyrolysis of poly(p-N,N-dimethylaminostyrene); the products volatile at pyrolysis temperature, liquid or gaseous at room temperature,
J. Appl. Polym. Sci., 1979, 23, 10, 2871-2880, https://doi.org/10.1002/app.1979.070231004
. [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]
Zeng, Xie, et al., 2011
Zeng, Z.; Xie, R.; Zhang, T.; Zhang, H.; Chen, J.Y.,
Analysis of volatile compositions of Magnolia biondii Pamp by steam distillation and Headspace solid phase micro-extraction,
J. Oleo Sci., 2011, 60, 12, 591-596, https://doi.org/10.5650/jos.60.591
. [all data]
Vernin, 1991
Vernin, G.,
Volatile constituents of the essential oil of Santolina chamaecyparissus L.,
J. Essent. Oil Res., 1991, 3, 1, 49-53, https://doi.org/10.1080/10412905.1991.9697907
. [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, Reaction thermochemistry data, Gas Chromatography, References
- Symbols used in this document:
Tfus Fusion (melting) point ΔrH° Enthalpy of reaction at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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