Disulfide, dipentyl
- Formula: C10H22S2
- Molecular weight: 206.412
- IUPAC Standard InChI: InChI=1S/C10H22S2/c1-3-5-7-9-11-12-10-8-6-4-2/h3-10H2,1-2H3
- IUPAC Standard InChIKey: YSQZSPCQDXHJDJ-UHFFFAOYSA-N
- CAS Registry Number: 112-51-6
- 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: Pentyl disulfide; Bis(1-pentyl) disulfide; Diamyl disulfide; Dipentyl disulfide; n-Amyl disulfide; di-n-Amyl disulfide; 6,7-Dithiadodecane; dipentyl disulphide
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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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 71.1 ± 0.2 | kJ/mol | C | Kusano, 1985 | AC |
Reduced pressure boiling point
| Tboil (K) | Pressure (bar) | Reference | Comment |
|---|---|---|---|
| 392.2 | 0.009 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 59.8 | 425. | Dykyj, Svoboda, et al., 1999 | Based on data from 410. to 571. K.; AC |
Reaction 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: 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
2 +
= 2
+
By formula: 2C5H12S + I2 = 2HI + C10H22S2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -124.9 | kJ/mol | Cm | Sunner, 1955 | liquid phase; solvent: Ethanol/water(90/10) |
References
Go To: Top, 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.
Kusano, 1985
Kusano, Kazuhito,
Micro conduction calorimeters to measure enthalpies of vaporization,
Thermochimica Acta, 1985, 88, 1, 109-120, https://doi.org/10.1016/0040-6031(85)85418-6
. [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]
Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R.,
Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]
Sunner, 1955
Sunner, S.,
Strain in 6,8-thioctic acid,
Nature (London), 1955, 176, 217. [all data]
Notes
Go To: Top, Phase change data, Reaction thermochemistry data, References
- Symbols used in this document:
Tboil Boiling point ΔrH° Enthalpy of reaction 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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