Di-tert-butyl disulfide
- Formula: C8H18S2
- Molecular weight: 178.359
- IUPAC Standard InChIKey: BKCNDTDWDGQHSD-UHFFFAOYSA-N
- CAS Registry Number: 110-06-5
- 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: Disulfide, bis(1,1-dimethylethyl); tert-Butyl disulfide; Bis(1,1-dimethylethyl) disulfide; 2,2,5,5-Tetramethyl-3,4-dithiahexane; Di-tert-butyl disulphide; Bis(1,1-dimethylethyl) disulphide; (tert-C4H9S)2; t-Butyl disulfide; 2-(tert-Butyldisulfanyl)-2-methylpropane
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Gas phase thermochemistry data
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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -47.8 | kcal/mol | Ion | Hawari, Griller, et al., 1986 | |
ΔfH°gas | -47.75 ± 0.54 | kcal/mol | Ccr | Good, 1972 | |
ΔfH°gas | -48.29 ± 0.54 | kcal/mol | Ccb | Mackle and McClean, 1964 | Reanalyzed by Cox and Pilcher, 1970, Original value = -47.05 ± 0.60 kcal/mol |
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:
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.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 473.7 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 12.6 ± 0.7 | kcal/mol | AVG | N/A | Average of 8 values; Individual data points |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
361.2 | 0.028 | Weast and Grasselli, 1989 | BS |
Reaction thermochemistry 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 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: C8H18S2 + C4H10S2 = 2C6H14S2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 0.0 ± 0.05 | kcal/mol | Eqk | Haraldson, Olander, et al., 1960 | liquid phase; solvent: Nonpolar solvent |
References
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Hawari, Griller, et al., 1986
Hawari, J.A.; Griller, D.; Lossing, F.P.,
Thermochemistry of perthiyl radicals,
J. Am. Chem. Soc., 1986, 108, 3273-3275. [all data]
Good, 1972
Good, W.D.,
Enthalpies of combustion of 18 organic sulfur compounds related to petroleum,
J. Chem. Eng. Data, 1972, 17, 158-162. [all data]
Mackle and McClean, 1964
Mackle, H.; McClean, R.T.B.,
Studies in the thermochemistry of organic sulphides. Part 5.-Dithia-alkanes,
Trans. Faraday Soc., 1964, 60, 669-672. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [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]
Haraldson, Olander, et al., 1960
Haraldson, L.; Olander, C.J.; Sunner, S.; Varde, K.,
Equilibrium studies on the disproportionation reaction between some dialkyl disulfides,
Acta Chem. Scand., 1960, 14, 1509-1514. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Phase change data, Reaction thermochemistry data, References
- Symbols used in this document:
Tboil Boiling point ΔfH°gas Enthalpy of formation of gas at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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