Tetracyanoethylene
- Formula: C6N4
- Molecular weight: 128.0910
- IUPAC Standard InChI: InChI=1S/C6N4/c7-1-5(2-8)6(3-9)4-10
- IUPAC Standard InChIKey: NLDYACGHTUPAQU-UHFFFAOYSA-N
- CAS Registry Number: 670-54-2
- 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: Ethenetetracarbonitrile; δ2,2'-Bimalononitrile; Ethene, tetracyano-; Ethylenetetracarbonitrile; Tetracyanoethene; TCNE; (NC)2CC(CN)2; Tetrakyanethylen; 1,1,2,2-Tetracyanoethene; 1,1,2,2-Tetracyanoethylene; Ethylene, tetracyano-; 1,1,2,2-Ethenetetracarbonitrile; NSC 24833
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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 as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | 688.1 | kJ/mol | N/A | Baroody and Carpenter, 1972 | Value computed using ΔfHsolid° value of 607.1 kj/mol from Baroody and Carpenter, 1972 and ΔsubH° value of 81.0 kj/mol from Boyd, 1963.; DRB |
| ΔfH°gas | 714.0 | kJ/mol | N/A | Frankel, Amster, et al., 1966 | Value computed using ΔfHsolid° value of 633.0±2.0 kj/mol from Frankel, Amster, et al., 1966 and ΔsubH° value of 81.0 kj/mol from Boyd, 1963.; DRB |
| ΔfH°gas | 705.0 ± 6.3 | kJ/mol | Ccb | Boyd, 1963 | ALS |
References
Go To: Top, Gas phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Baroody and Carpenter, 1972
Baroody, E.E.; Carpenter, G.A.,
Heats of formation of propellant compounds (U), Rpt. Naval Ordnance Systems Command Task No. 331-003/067-1/UR2402-001 for Naval Ordance Station, Indian Head, MD, 1972, 1-9. [all data]
Boyd, 1963
Boyd, R.H.,
Thermochemistry of cyanocarbons,
J. Chem. Phys., 1963, 38, 2529-2535. [all data]
Frankel, Amster, et al., 1966
Frankel, M.B.; Amster, A.B.; Wilson, E.R.; McCormick, M.; McEachern, M., Jr.,
Synthesis and thermochemistry of tricyanomethyl and other polycyano compounds,
Adv. Chem. Ser., 1966, 108-117. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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