Hexadiynedinitrile
- Formula: C6N2
- Molecular weight: 100.0776
- IUPAC Standard InChI: InChI=1S/C6N2/c7-5-3-1-2-4-6-8
- IUPAC Standard InChIKey: HEUVKASCJJGDBZ-UHFFFAOYSA-N
- CAS Registry Number: 16419-78-6
- Chemical structure:
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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:
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 8.590 | kcal/mol | V | Saggiomo, 1957 | Hfusion=1.360 kcal/mol; ALS |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 7.22 | 355. | A | Stephenson and Malanowski, 1987 | Based on data from 341. - 369. K. See also SAGGIOMO, 1957.; AC |
Enthalpy of sublimation
| ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 8.22 | 309. | A | Stephenson and Malanowski, 1987 | Based on data from 294. - 335. K.; AC |
| 8.58 | 315. | I | SAGGIOMO, 1957 | Based on data from 295. - 335. K.; AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Saggiomo, 1957
Saggiomo, A.J.,
The dinitriles of acetylenedicarboxylic and polyacetylenedicarboxylic acids. I. Dicyanoacetylene and dicycanodiacetylene,
J. Org. Chem., 1957, 22, 1171. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
SAGGIOMO, 1957
SAGGIOMO, ANDREW J.,
The Dinitriles of Acetylenedicarboxylic and Polyacetylenedicarboxylic Acids. 1 I. 2 Dicyanoacetylene and Dicyanodiacetylene,
J. Org. Chem., 1957, 22, 10, 1171-1175, https://doi.org/10.1021/jo01361a009
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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