(E)-Stilbene
- Formula: C14H12
- Molecular weight: 180.2451
- IUPAC Standard InChIKey: PJANXHGTPQOBST-VAWYXSNFSA-N
- CAS Registry Number: 103-30-0
- 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. - Stereoisomers:
- Other names: Benzene, 1,1'-(1,2-ethenediyl)bis-, (E)-; Stilbene, (E)-; (E)-1,2-Diphenylethylene; trans-α,β-Diphenylethylene; trans-Stilbene; trans-1,2-Diphenylethene; trans-1,2-Diphenylethylene; (E)-1,2-Diphenylethene; Dibenzal, (E)-; Dibenzylidne, (E)-; 1,2-Diphenylethylene (trans); (1,2-Ethenediyl)-1,1'-bisbenzene, (E)-; Stilbene (trans); 1,trans-2-Diphenylethene; 1,trans-2-Diphenylethylene; trans-Diphenylethene; 1,2-Diphenylethene, (E)-; 1,1'-(1,2-Ethanediyl)bis[benzene], trans; Toluylene; t-Stilbene; trans-Bibenzal; trans-Bibenzylidene; Benzene, 1,1'-(1E)-1,2-ethenediylbis-; NSC 2069; 1,1'-(1,2-Ethanediyl)bis(benzene), (E)-
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Gas phase thermochemistry data
Go To: Top, Phase change data, Gas phase ion energetics 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 as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | 52.49 | kcal/mol | N/A | Lobanov and Karmanova, 1971 | Value computed using ΔfHsolid° value of 133.0±0.8 kj/mol from Lobanov and Karmanova, 1971 and ΔsubH° value of 86.6 kj/mol from Marantz and Armstrong, 1968.; DRB |
ΔfH°gas | 53.36 | kcal/mol | Ccb | Marantz and Armstrong, 1968 | see Marantz and Armstrong, 1968, 2; ALS |
ΔfH°gas | 53.63 | kcal/mol | N/A | Richardson and Parks, 1939 | Value computed using ΔfHsolid° value of 137.8±2.8 kj/mol from Richardson and Parks, 1939 and ΔsubH° value of 86.6 kj/mol from Marantz and Armstrong, 1968.; DRB |
Phase change data
Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 579.55 | K | N/A | Lecat, 1943 | Uncertainty assigned by TRC = 0.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 396. ± 2. | K | AVG | N/A | Average of 7 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 397.40 | K | N/A | Bouwstra, deLeeuw, et al., 1985 | Uncertainty assigned by TRC = 0.02 K; TRC |
Ttriple | 398. | K | N/A | van Miltenburg and Bouwstra, 1984 | Uncertainty assigned by TRC = 0.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 19.0 | kcal/mol | CGC | Chickos, Hesse, et al., 1998 | AC |
ΔvapH° | 19.1 | kcal/mol | CGC | Chickos, Hosseini, et al., 1995 | Based on data from 453. to 503. K.; AC |
ΔvapH° | 19.0 | kcal/mol | CGC | Chickos, Hosseini, et al., 1995 | Based on data from 403. to 453. K.; AC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 24. ± 3. | kcal/mol | AVG | N/A | Average of 6 values; Individual data points |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
579.2 | 0.979 | Aldrich Chemical Company Inc., 1990 | BS |
439.7 | 0.016 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
15.7 | 434. | A | Stephenson and Malanowski, 1987 | Based on data from 419. to 580. K.; AC |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
23.8 | 313. | A | Stephenson and Malanowski, 1987 | Based on data from 298. to 343. K.; AC |
24.81 ± 0.60 | 315. | N/A | Kratt, Beckhaus, et al., 1983 | Based on data from 293. to 338. K.; AC |
20.7 ± 0.02 | 309. | TM | Engelsman, 1955 | Based on data from 303. to 315. K.; AC |
21.7 ± 0.2 | 329. | V | Wolf and Weghofer, 1938 | ALS |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
6.5416 | 398. | N/A | Van Miltenburg and Bouwstra, 1984 | DH |
6.55 | 398.2 | N/A | Acree, 1991 | AC |
6.62 | 397.4 | AC | Bouwstra, Leeuw, et al., 1985 | AC |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
16.4 | 398. | Van Miltenburg and Bouwstra, 1984 | DH |
Enthalpy of phase transition
ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
6.6181 | 397.40 | crystaline, I | liquid | Bouwstra, De Leeuw, et al., 1985 | DH |
Entropy of phase transition
ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
16.6 | 397.40 | crystaline, I | liquid | Bouwstra, De Leeuw, et al., 1985 | DH |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, Phase change data, 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:
L - Sharon G. Lias
Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
B - John E. Bartmess
View reactions leading to C14H12+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 7.656 ± 0.001 | eV | N/A | N/A | L |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.390 ± 0.020 | LPES | Vogeler, Siegert, et al., 2011 | B |
<0.390 ± 0.061 | ECD | Wojnarovits and Foldiak, 1981 | (E) isomer. EA is an upper limit: Chen and Wentworth, 1989. G3MP2B3 calculations indicate an EA of ca. 0.4 eV; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
7.6558 ± 0.0005 | TE | Takahashi and Kimura, 1995 | LL |
7.70 ± 0.02 | PE | Maier and Turner, 1973 | LLK |
7.70 ± 0.03 | PI | Potapov, Kardash, et al., 1972 | LLK |
7.76 | PE | Dewar and Goodman, 1972 | LLK |
7.87 | PE | Kobayashi, Yokota, et al., 1975 | Vertical value; LLK |
7.90 ± 0.05 | PE | Distefano, Mazzucato, et al., 1975 | Vertical value; LLK |
7.91 ± 0.05 | PE | Goetz, Marschner, et al., 1974 | Vertical value; LLK |
References
Go To: Top, Gas phase thermochemistry data, Phase change data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lobanov and Karmanova, 1971
Lobanov, G.A.; Karmanova, L.P.,
Enthalpy of formation of some organic substances,
Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 1971, 14, 865-867. [all data]
Marantz and Armstrong, 1968
Marantz, S.; Armstrong, G.T.,
Heats of combustion of trans-stilbene and trans-2,2',4,',6,6'-hexanitrostilbene (HNS) (Correction),
J. Chem. Eng. Data, 1968, 13, 455. [all data]
Marantz and Armstrong, 1968, 2
Marantz, S.; Armstrong, G.T.,
Heats of combustion of trans-stilbene and trans-2,2',4,4',6,6'-hexanitrostilbene (HNS),
J. Chem. Eng. Data, 1968, 13, 118-121. [all data]
Richardson and Parks, 1939
Richardson, J.W.; Parks, G.S.,
Thermal data on organic compounds. XIX. Modern combustion data for some non-volatile compounds containing carbon, hydrogen and oxygen,
J. Am. Chem. Soc., 1939, 61, 3543-3546. [all data]
Lecat, 1943
Lecat, M.,
Azeotropes of Ethyl Urethane and other Azeotropes,
C. R. Hebd. Seances Acad. Sci., 1943, 217, 273. [all data]
Bouwstra, deLeeuw, et al., 1985
Bouwstra, J.A.; deLeeuw, V.V.; van Miltenburg, J.C.,
Properties of mixed-crystalline organic material prepared by zone levelling 4. melting properties and excess enthalpies of (trans-azobenzene + trans-stilbene),
J. Chem. Thermodyn., 1985, 17, 685. [all data]
van Miltenburg and Bouwstra, 1984
van Miltenburg, J.C.; Bouwstra, J.A.,
Thermodynamic properties of trans-azobenzene and trans-stilbene,
J. Chem. Thermodyn., 1984, 16, 61-5. [all data]
Chickos, Hesse, et al., 1998
Chickos, James; Hesse, Donald; Hosseini, Sarah; Nichols, Gary; Webb, Paul,
Sublimation enthalpies at 298.15K using correlation gas chromatography and differential scanning calorimetry measurements,
Thermochimica Acta, 1998, 313, 2, 101-110, https://doi.org/10.1016/S0040-6031(97)00432-2
. [all data]
Chickos, Hosseini, et al., 1995
Chickos, James S.; Hosseini, Sarah; Hesse, Donald G.,
Determination of vaporization enthalpies of simple organic molecules by correlations of changes in gas chromatographic net retention times,
Thermochimica Acta, 1995, 249, 41-62, https://doi.org/10.1016/0040-6031(95)90670-3
. [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]
Kratt, Beckhaus, et al., 1983
Kratt, G.; Beckhaus, H.D.; Bernioehr, W.; Ruechardt, C.,
Thermolabile hydrocarbons. XVII. Enthalpies of combustion and formation of ten sym-tetraalkyl-1,2-diarylethanes,
Thermochim. Acta, 1983, 62, 279-294. [all data]
Engelsman, 1955
Engelsman, J.J.,
, Ph.D. Thesis, Vrije Universiteit Te Amsterdam, 1955. [all data]
Wolf and Weghofer, 1938
Wolf, K.L.; Weghofer, H.,
Uber sublimationswarmen,
Z. Phys. Chem., 1938, 39, 194-208. [all data]
Van Miltenburg and Bouwstra, 1984
Van Miltenburg, J.C.; Bouwstra, J.A.,
Thermodynamic properties of trans-azobenzene and trans-stilbene,
J. Chem. Thermodynam., 1984, 16, 61-65. [all data]
Acree, 1991
Acree, William E.,
Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation,
Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H
. [all data]
Bouwstra, Leeuw, et al., 1985
Bouwstra, J.A.; Leeuw, V.V. de; Miltenburg, J.C. van,
Properties of mixed-crystalline organic material prepared by zone levelling IV. Melting properties and excess enthalpies of (trans-azobenzene + trans-stilbene),
The Journal of Chemical Thermodynamics, 1985, 17, 7, 685-695, https://doi.org/10.1016/0021-9614(85)90123-5
. [all data]
Bouwstra, De Leeuw, et al., 1985
Bouwstra, J.A.; De Leeuw, V.V.; Van Miltenburg, J.C.,
Properties of mixed-crystalline organic material prepared by zone levelling. IV. Melting properties and excess enthalpies of (trans-azobenzene + trans-stilbene),
J. Chem. Thermodynam., 1985, 17, 685-695. [all data]
Vogeler, Siegert, et al., 2011
Vogeler, F.; Siegert, S.; Marian, C.M.; Weinkauf, R.,
T-1, T-2 State Energies and Electron Affinities of Small alpha,omega-Diphenylpolyenes Investigated by Anion Photodetachment Photoelectron Spectroscopy and Excited-State Theory,
Chemphyschem, 2011, 12, 10, 1948-1956, https://doi.org/10.1002/cphc.201001083
. [all data]
Wojnarovits and Foldiak, 1981
Wojnarovits, L.; Foldiak, G.,
Electron capture detection of aromatic hydrocarbons,
J. Chromatogr. Sci., 1981, 206, 511. [all data]
Chen and Wentworth, 1989
Chen, E.C.M.; Wentworth, W.E.,
Experimental Determination of Electron Affinities of Organic Molecules,
Mol. Cryst. Liq. Cryst., 1989, 171, 271. [all data]
Takahashi and Kimura, 1995
Takahashi, M.; Kimura, K.,
ZEKE Photoelectron spectra of trans-stilbene in the S1 state,
J. Phys. Chem., 1995, 99, 1628. [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]
Potapov, Kardash, et al., 1972
Potapov, V.K.; Kardash, I.E.; Sorokin, V.V.; Sokolov, S.A.; Evlasheva, T.I.,
Photoionization of heteroaromatic compounds,
Khim. Vys. Energ., 1972, 6, 392. [all data]
Dewar and Goodman, 1972
Dewar, M.J.S.; Goodman, D.W.,
Photoelectron spectra of molecules. Part 5.--Polycyclic aromatic hydrocarbons,
J. Chem. Soc. Faraday Trans. 2, 1972, 68, 1784. [all data]
Kobayashi, Yokota, et al., 1975
Kobayashi, T.; Yokota, K.; Nagakura, S.,
Photoelectron spectra of the cis- trans-isomers of some ethylene derivatives,
Bull. Chem. Soc. Jpn., 1975, 48, 412. [all data]
Distefano, Mazzucato, et al., 1975
Distefano, G.; Mazzucato, U.; Modelli, A.; Pignataro, S.; Orlandi, G.,
Photoelectron (He I) spectroscopic study of styrylpyridines,
J. Chem. Soc. Faraday Trans. 2, 1975, 71, 1583. [all data]
Goetz, Marschner, et al., 1974
Goetz, H.; Marschner, F.; Juds, H.,
Zur n-pi Wechselwirkung im Benzalanilin,
Tetrahedron, 1974, 30, 1133. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity IE (evaluated) Recommended ionization energy Tboil Boiling point Tfus Fusion (melting) point Ttriple Triple point temperature ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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