Disulfide, dipropyl
- Formula: C6H14S2
- Molecular weight: 150.305
- IUPAC Standard InChI: InChI=1S/C6H14S2/c1-3-5-7-8-6-4-2/h3-6H2,1-2H3
- IUPAC Standard InChIKey: ALVPFGSHPUPROW-UHFFFAOYSA-N
- CAS Registry Number: 629-19-6
- 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: Propyl disulfide; Dipropyl disulfide; 4,5-Dithiaoctane; Dipropyl disulphide; (n-C3H7S)2; n-Propyl disulfide; di-n-Propyl disulfide; 1-(Propyldisulfanyl)propane; NSC 75122
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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -28.04 ± 0.26 | kcal/mol | Ccb | Hubbard, Douslin, et al., 1958 | Reanalyzed by Cox and Pilcher, 1970, Original value = -27.77 ± 0.26 kcal/mol |
Condensed 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°liquid | -40.98 ± 0.24 | kcal/mol | Ccb | Hubbard, Douslin, et al., 1958 | Reanalyzed by Cox and Pilcher, 1970, Original value = -40.71 ± 0.24 kcal/mol; ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°liquid | -1289.45 ± 0.17 | kcal/mol | Ccb | Hubbard, Douslin, et al., 1958 | Reanalyzed by Cox and Pilcher, 1970, Original value = -1288.90 ± 0.17 kcal/mol; ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| S°liquid | 89.281 | cal/mol*K | N/A | Hubbard, Douslin, et al., 1958 | DH |
Constant pressure heat capacity of liquid
| Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 62.729 | 298.15 | Hubbard, Douslin, et al., 1958 | T = 10 to 360 K.; DH |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Condensed phase 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
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: 2C3H8S + I2 = 2HI + C6H14S2
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -29.85 | kcal/mol | Cm | Sunner, 1955 | liquid phase; solvent: Ethanol/water(90/10) |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry 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.
Hubbard, Douslin, et al., 1958
Hubbard, W.N.; Douslin, D.R.; McCullough, J.P.; Scott, D.W.; Todd, S.S.; Messerly, J.F.; Hossenlopp, I.A.; George, A.; Waddington, G.,
2,3-dithiabutane, 3,4-dithiahexane and 4,5-dithiaoctane: Chemical thermodynamic properties from 0 to 1000°K,
J. Am. Chem. Soc., 1958, 80, 3547-3554. [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]
Sunner, 1955
Sunner, S.,
Strain in 6,8-thioctic acid,
Nature (London), 1955, 176, 217. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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