Butanedinitrile
- Formula: C4H4N2
- Molecular weight: 80.0880
- IUPAC Standard InChI: InChI=1S/C4H4N2/c5-3-1-2-4-6/h1-2H2
- IUPAC Standard InChIKey: IAHFWCOBPZCAEA-UHFFFAOYSA-N
- CAS Registry Number: 110-61-2
- 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. - Other names: Succinonitrile; s-Dicyanoethane; Deprelin; Dician; Dinile; Disuxyl; Ethane, 1,2-dicyano-; Ethylene cyanide; Ethylene dicyanide; Evanex; Succinic acid dinitrile; Succinic acid nitrile; Succinic dinitrile; Succinil; Succinodinitrile; Suxil; 1,2-Dicyanoethane; NCCH2CH2CN; USAF A-9442; 1,4-Butanedinitrile; Sukcinonitril; sym-Dicyanoethane; NSC 4852
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Condensed phase thermochemistry data
Go To: Top, 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:
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°solid | 33.38 ± 0.16 | kcal/mol | Ccr | Rapport, Westrum, et al., 1971 | ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -546.22 ± 0.14 | kcal/mol | Ccr | Rapport, Westrum, et al., 1971 | ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| S°solid,1 bar | 45.791 | cal/mol*K | N/A | Wulff and Westrum, 1963 | crystaline, I phase; DH |
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 34.799 | 298.15 | Wulff and Westrum, 1963 | crystaline, I phase; T = 5 to 350 K.; DH |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Rapport, Westrum, et al., 1971
Rapport, N.J.; Westrum, E.F., Jr.; Andrews, J.T.S.,
Enthalpies of formation for globular molecules. III. Succinonitrile and triethylenediamine,
J. Am. Chem. Soc., 1971, 93, 4363-4365. [all data]
Wulff and Westrum, 1963
Wulff, C.A.; Westrum, E.F., Jr.,
Heat capacities and thermodynamic properties of globular molecules. VI. Succinonitrile,
J. Phys. Chem., 1963, 67, 2376-2381. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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