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2,4-Hexadiyne

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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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil402. - 403.KN/AFarchan Laboratories, 1990BS
Tboil402.7KN/AWeast and Grasselli, 1989BS
Tboil403.KN/APrevost, 1926Uncertainty assigned by TRC = 3. K; not clear whether this compound or 1,3-hexadiyne; TRC
Quantity Value Units Method Reference Comment
Tfus337.KN/APauling, Springall, et al., 1939Uncertainty assigned by TRC = 2. K; TRC
Tfus338.KN/APrevost, 1926Uncertainty assigned by TRC = 3. K; not clear whether this compound or 1,3-hexadiyne; TRC
Quantity Value Units Method Reference Comment
Ttriple337.84KN/AMeyer and Meyer, 1986Uncertainty assigned by TRC = 0.15 K; TRC
Quantity Value Units Method Reference Comment
Deltavap42.2kJ/molELuk'yanova, Pimenova, et al., 1992ALS
Deltavap42.5kJ/molEBMeyer and Meyer, 1986, 2Based on data from 364. - 408. K.; AC

Enthalpy of sublimation

DeltasubH (kJ/mol) Temperature (K) Method Reference Comment
47. ± 2.307.MMBatley, Mraw, et al., 1982Based on data from 282. - 333. K.; AC

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.9966117.9crystaline, IIcrystaline, IBatley, Mraw, et al., 1982DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
8.42117.9crystaline, IIcrystaline, IBatley, Mraw, et al., 1982DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Farchan Laboratories, 1990
Farchan Laboratories, Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [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]

Prevost, 1926
Prevost, C., The Catalytic Dehydrogenation of Vinylalcoylcarbinols, C. R. Hebd. Seances Acad. Sci., 1926, 183, 853. [all data]

Pauling, Springall, et al., 1939
Pauling, L.; Springall, H.D.; Palmer, K.J., The Electron Diffraction Investigation of Methylacetylene, Dimethyl- acetylene, Dimethyldiacetylene, Methyl Cyanide, Diacetylene and Cyanogen cyanogen, J. Am. Chem. Soc., 1939, 61, 927-8. [all data]

Meyer and Meyer, 1986
Meyer, E.F.; Meyer, J.J., Vapor Pressure of 2,4-Hexadiyne: Solid(0-21 deg C) and Liquid (91-135 deg C), J. Chem. Eng. Data, 1986, 31, 273. [all data]

Luk'yanova, Pimenova, et al., 1992
Luk'yanova, V.A.; Pimenova, S.M.; Timofeeva, L.P.; Kozina, M.P.; Kolesov, V.P.; Tarakanova, A.V., Standard enthalpies of formation of some derivatives of diacetylene, Russ. J. Phys. Chem. (Engl. Transl.), 1992, 66, 1083-1085. [all data]

Meyer and Meyer, 1986, 2
Meyer, Edwin F.; Meyer, John J., Vapor pressure of 2,4-hexadiyne: solid (0-21.degree.C) and liquid (91-135.degree.C), J. Chem. Eng. Data, 1986, 31, 3, 273-274, https://doi.org/10.1021/je00045a004 . [all data]

Batley, Mraw, et al., 1982
Batley, M.; Mraw, S.; Staveley, L.A.K.; Overs, A.H.; Owen, M.C.; Thomas, R.K.; White, J.W., The structure and dynamics of crystalline 2,4-hexadiyne. I. Crystal structure, thermodynamics, and model calculations, Mol. Phys., 1982, 45(5), 1015-1034. [all data]


Notes

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