p-Diacetylbenzene diethyl ketal

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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Ttriple326.61KN/AKaryakin, Rabinovich, et al., 1978Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Ttriple326.21KN/AKaryakin, Sapozhnikov, et al., 1977Crystal phase 1 phase; Uncertainty assigned by TRC = 0.01 K; TRC
Quantity Value Units Method Reference Comment
Δsub112.2 ± 2.0kJ/molVKaryakin, Sapozhnikov, et al., 1978see Karyakin, Sapozhnikov, et al., 1977, 2; ALS
Δsub112.2kJ/molN/AKaryakin, Sapozhnikov, et al., 1978DRB

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
88.5338.AStephenson and Malanowski, 1987Based on data from 329. - 347. K.; AC

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Reference Comment
112.5316.5Karyakin, Kamelova, et al., 1978Based on data from 306. - 327. K. See also Stephenson and Malanowski, 1987.; AC

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
23.5326.2Domalski and Hearing, 1996AC

Enthalpy of phase transition

ΔHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
1.307168.24crystaline, IIcrystaline, IKaryakin, Rabinovich, et al., 1978DH
23.500326.61crystaline, IliquidKaryakin, Rabinovich, et al., 1978DH
1.307168.2crystaline, IIcrystaline, IKaryakin, Sapozhnikov, et al., 1978, 2DH
23.500326.21crystaline, IliquidKaryakin, Sapozhnikov, et al., 1978, 2DH
1.305168.2crystaline, IIcrystaline, IKaryakin, Sapozhnikov, et al., 1977, 2DH
23.502326.21crystaline, IliquidKaryakin, Sapozhnikov, et al., 1977, 2Sm = 23502/326.21 = 72.0 J/mol*K.; DH

Entropy of phase transition

ΔStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
8.14168.24crystaline, IIcrystaline, IKaryakin, Rabinovich, et al., 1978DH
71.95326.61crystaline, IliquidKaryakin, Rabinovich, et al., 1978DH
8.15168.2crystaline, IIcrystaline, IKaryakin, Sapozhnikov, et al., 1978, 2DH
72.04326.21crystaline, IliquidKaryakin, Sapozhnikov, et al., 1978, 2DH
8.4168.2crystaline, IIcrystaline, IKaryakin, Sapozhnikov, et al., 1977, 2DH

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.

Karyakin, Rabinovich, et al., 1978
Karyakin, N.V.; Rabinovich, I.B.; Nistratov, V.P., Heat capacity and thermodynamic functions of p-diacetylbenzene diethyl ketal, Termodin. Org. Soedin., 1978, (7), 12-16. [all data]

Karyakin, Sapozhnikov, et al., 1977
Karyakin, N.V.; Sapozhnikov, V.N.; Teplyakov, M.M.; Chebotarev, V.P., Thermodynamics of the synthesis of polyphenylene based on acetophenone and p-diacetylbenzene diethyl acetals, Dokl. Akad. Nauk SSSR, 1977, 237, 867-70. [all data]

Karyakin, Sapozhnikov, et al., 1978
Karyakin, N.V.; Sapozhnikov, V.N.; Teplyakov, M.M.; Chebotarev, V.P., The thermodynamics of polycondensation of the ethyl ketals of acetophenone and ρ-diacetylbenzene, Polym. Sci. USSR, 1978, 20, 2191-2199. [all data]

Karyakin, Sapozhnikov, et al., 1977, 2
Karyakin, N.V.; Sapozhnikov, V.N.; Teplyakov, M.M.; Chebotarev, V.P., Thermodynamics of the synthesis of polyphenylene based on ethyl ketals of acetophenone and p-diacetylbenzene, Dokl. Phys. Chem. (Engl. Transl.), 1977, 237, 867-870. [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]

Karyakin, Kamelova, et al., 1978
Karyakin, N.V.; Kamelova, G.P.; Sapozhnikov, V.N., Termodin. Org. Soedin., 1978, 7, 52. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

Karyakin, Sapozhnikov, et al., 1978, 2
Karyakin, N.V.; Sapozhnikov, V.N.; Teplyakov, M.M.; Chebotarev, V.P., The thermodynamics of polycondensation of the ethyl ketals of acetophenone and p-diacetylbenzene, Vysokomol. Soedin., 1978, A20, 1950-1956. [all data]


Notes

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