1H-Indene, 2,3-dihydro-1,1,4,7-tetramethyl-
- Formula: C13H18
- Molecular weight: 174.2820
- IUPAC Standard InChIKey: IFZVSOLCUIWLFW-UHFFFAOYSA-N
- CAS Registry Number: 1078-04-2
- 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. - Species with the same structure:
- Other names: Indan, 1,1,4,7-tetramethyl-; 1,1,4,7-Tetramethylindan
- Information on this page:
- Other data available:
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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 by: Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -14.9 ± 0.45 | kcal/mol | N/A | Good, 1971 | Value computed using ΔfHliquid° value of -123.9±1.8 kj/mol from Good, 1971 and ΔvapH° value of 61.37±0.61 kj/mol from missing citation. |
Phase change 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Ttriple | 245.550 | K | N/A | Lee-Bechtold, Finke, et al., 1981 | Uncertainty assigned by TRC = 0.005 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 14.67 ± 0.15 | kcal/mol | V | Osborn and Scott, 1978 | ALS |
ΔvapH° | 14.7 ± 0.1 | kcal/mol | EB,IP | Osborn and Scott, 1978, 2 | Based on data from 313. to 469. K.; AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
14.2 | 328. | A,EB,IP | Stephenson and Malanowski, 1987 | Based on data from 313. to 388. K. See also Osborn and Scott, 1978, 2.; AC |
14.4 | 328. | A,EB,IP | Stephenson and Malanowski, 1987 | Based on data from 313. to 469. K. See also Osborn and Scott, 1978, 2.; AC |
12.4 | 446. | A,EB,IP | Stephenson and Malanowski, 1987 | Based on data from 431. to 469. K. See also Osborn and Scott, 1978, 2.; AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
2.6957 | 245.553 | Lee-Bechtold, Finke, et al., 1981, 2 | DH |
2.696 | 245.6 | Acree, 1991 | AC |
Gas Chromatography
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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
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Petrocol DH | 1333. | White, Hackett, et al., 1992 | 100. m/0.25 mm/0.5 μm, He, 1. K/min; Tstart: 30. C; Tend: 220. C |
References
Go To: Top, Gas phase thermochemistry data, Phase change data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Good, 1971
Good, W.D.,
The enthalpies of combustion and formation of indan and seven alkylindans,
J. Chem. Thermodyn., 1971, 3, 711-717. [all data]
Lee-Bechtold, Finke, et al., 1981
Lee-Bechtold, S.H.; Finke, H.L.; Messerly, J.F.; Scott, D.W.,
Thermodynamic properties of methyl-substitued indans,
J. Chem. Thernodyn., 1981, 13, 213-28. [all data]
Osborn and Scott, 1978
Osborn, A.G.; Scott, D.W.,
J. Chem. Thermodyn., 1978, 10, 619. [all data]
Osborn and Scott, 1978, 2
Osborn, A.G.; Scott, D.W.,
Vapor-pressure and enthalpy of vaporization of indan and five methyl-substituted indans,
The Journal of Chemical Thermodynamics, 1978, 10, 7, 619-628, https://doi.org/10.1016/0021-9614(78)90102-7
. [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]
Lee-Bechtold, Finke, et al., 1981, 2
Lee-Bechtold, S.H.; Finke, H.L.; Messerly, J.F.; Scott, D.W.,
Thermodynamic properties of methyl-substituted indans,
J. Chem. Thermodyn., 1981, 13, 213-228. [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]
White, Hackett, et al., 1992
White, C.M.; Hackett, J.; Anderson, R.R.; Kail, S.; Spock, P.S.,
Linear temperature programmed retention indices of gasoline range hydrocarbons and chlorinated hydrocarbons on cross-linked polydimethylsiloxane,
J. Hi. Res. Chromatogr., 1992, 15, 2, 105-120, https://doi.org/10.1002/jhrc.1240150211
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Phase change data, Gas Chromatography, References
- Symbols used in this document:
Ttriple Triple point temperature ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfusH Enthalpy of fusion 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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