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
Go To: Top, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), 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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 17.0 ± 0.05 | kcal/mol | C | Kusano, 1985 | AC |
Reduced pressure boiling point
| Tboil (K) | Pressure (atm) | Reference | Comment |
|---|---|---|---|
| 392.2 | 0.009 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 14.3 | 425. | Dykyj, Svoboda, et al., 1999 | Based on data from 410. - 571. K.; AC |
Reaction thermochemistry data
Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), 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
2 +
= 2
+
By formula: 2C5H12S + I2 = 2HI + C10H22S2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -29.85 | kcal/mol | Cm | Sunner, 1955 | liquid phase; solvent: Ethanol/water(90/10) |
IR Spectrum
Go To: Top, Phase change data, Reaction thermochemistry data, Mass spectrum (electron ionization), References, Notes
Data compiled by: Coblentz Society, Inc.
- LIQUID (NEAT); BAIRD (PRISM); DIGITIZED BY COBLENTZ SOCIETY (BATCH II) FROM HARD COPY; 2 cm-1 resolution
- SOLUTION (10% CCl4 FOR 3800-1340, 10% CS2 FOR 1340-450 CM-1); DOW KBr FOREPRISM-GRATING; DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 2 cm-1 resolution
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, Phase change data, Reaction thermochemistry data, IR Spectrum, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Due to licensing restrictions, this spectrum cannot be downloaded.
| Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
|---|---|
| Origin | Japan AIST/NIMC Database- Spectrum MS-NW-5738 |
| NIST MS number | 233237 |
References
Go To: Top, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), 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, IR Spectrum, Mass spectrum (electron ionization), 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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