Styrene

• Formula: C₈H₈
• Molecular weight: 104.1491
• IUPAC Standard InChI: InChI=1S/C8H8/c1-2-8-6-4-3-5-7-8/h2-7H,1H2 Copy

  
• IUPAC Standard InChIKey: PPBRXRYQALVLMV-UHFFFAOYSA-N Copy
• CAS Registry Number: 100-42-5
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Benzene, ethenyl-; Bulstren K-525-19; Cinnamene; Phenethylene; Phenylethene; Phenylethylene; Styrol (German); Styrole; Styrolene; Styropol SO; Vinylbenzene; Vinylbenzol; Ethenylbenzene; Cinnaminol; Cinnamol; Styrol; Benzene, vinyl-; Cinnamenol; Ethylene, phenyl-; NCI-C02200; Stirolo; Styreen; Styren; Styrene monomer; Vinylbenzen; Annamene; NSC 62785; ethenylbenzene (styrene); Vinylbenzene (styrene)
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase thermochemistry data
  • Ion clustering data
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Henry's Law data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
  • NIST Polycyclic Aromatic Hydrocarbon Structure Index
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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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Constant pressure heat capacity of gas

Constant pressure heat capacity of gas

Ion clustering 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: Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

C₃H₉Si⁺ +  = (C₃H₉Si⁺ • )

By formula: C₃H₉Si⁺ + C₈H₈ = (C₃H₉Si⁺ • C₈H₈)

References

Go To: Top, Gas phase thermochemistry data, Ion clustering data, Notes

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

Prosen and Rossini, 1945
Prosen, E.J.; Rossini, F.D., Heats of formation and combustion of 1,3-butadiene and styrene, J. Res. NBS, 1945, 34, 59-63. [all data]

Landrieu, Baylocq, et al., 1929
Landrieu, P.; Baylocq, F.; Johnson, J.R., Etude thermochimique dans la serie furanique, Bull. Soc. Chim. France, 1929, 45, 36-49. [all data]

Pitzer, Guttman, et al., 1946
Pitzer, K.S.; Guttman, L.; Westrum, E.F., Jr., The heat capacity, heats of fusion and vaporization, vapor pressure, entropy, vibration frequencies and barrier to internal rotation of styrene, J. Am. Chem. Soc., 1946, 68, 2209-22. [all data]

Moureu and Andre, 1914
Moureu, C.; Andre, E., Thermochimie des composes acetyleniques, Ann. Chim. Phys., 1914, 1, 113-145. [all data]

Pitzer K.S., 1946
Pitzer K.S., Jr., The heat capacity, heats of fusion and vaporization, vapor pressure, entropy, vibrational frequencies, and barrier to internal rotation of styrene, J. Am. Chem. Soc., 1946, 68, 2209-2212. [all data]

Guttman L., 1943
Guttman L., Jr., The thermodynamics of styrene (phenylethylene), including equilibrium of formation from ethylbenzene, J. Am. Chem. Soc., 1943, 65, 1246-1247. [all data]

Scott R.B., 1945
Scott R.B., Specific heats of gaseous 1,3-butadiene, isobutene, styrene, and ethylbenzene, J. Res. Nat. Bur. Stand., 1945, 34, 243-254. [all data]

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]

Beckett C.W., 1946
Beckett C.W., The thermodynamics of styrene and its methyl derivatives, J. Am. Chem. Soc., 1946, 68, 2213-2214. [all data]

Li and Stone, 1989
Li, X.; Stone, J.A., Determination of the beta silicon effect from a mass spectrometric study of the association of trimethylsilylium ion with alkenes, J. Am. Chem. Soc., 1989, 111, 15, 5586, https://doi.org/10.1021/ja00197a013 . [all data]

Notes

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• Symbols used in this document:
  

  Cp,gas	Constant pressure heat capacity of gas
  S°gas	Entropy of gas at standard conditions
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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