Diethylzinc

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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 by: José A. Martinho Simões

Quantity Value Units Method Reference Comment
Δfgas14. ± 1.kcal/molAVGN/AAverage of 6 values; Individual data points

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
MS - José A. Martinho Simões
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis

Quantity Value Units Method Reference Comment
Ttriple236.98KN/ARabinovich, Nistratov, et al., 1988Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Ttriple239.80KN/AGibin, Grishnova, et al., 1987Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Δvap9.27 ± 0.1kcal/molCC-SBSokolovskii and Baev, 1984Another value for the enthalpy of vaporization has been reported: 9.61 ± 0.50 kcal/mol Bamford, Levi, et al., 1946.; MS
Δvap9.06kcal/molN/AHouse, 1983AC

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Reference Comment
9.54265.Stull, 1947Based on data from 250. to 391. K.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
250.8 to 391.4.408741571.638-34.978Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
4.3141239.80Gibin, Grishnova, et al., 1987DH
4.314239.8Gibin, Grishnova, et al., 1987, 2Based on data from 18. to 273. K.; AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
18.00239.80Gibin, Grishnova, et al., 1987DH

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
0.445148.4Domalski and Hearing, 1996CAL
16.78237.0

Enthalpy of phase transition

ΔHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.06582148.4crystaline, IIcrystaline, IRabinovich, Nistratov, et al., 1988, 2DH
3.9756236.98crystaline, IliquidRabinovich, Nistratov, et al., 1988, 2DH

Entropy of phase transition

ΔStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
0.507148.4crystaline, IIcrystaline, IRabinovich, Nistratov, et al., 1988, 2DH
16.78236.98crystaline, IliquidRabinovich, Nistratov, et al., 1988, 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:


Gas phase ion energetics 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV) Method Reference Comment
8.6PECreber and Bancroft, 1980Vertical value; LLK

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.

Rabinovich, Nistratov, et al., 1988
Rabinovich, I.B.; Nistratov, V.P.; Fedoseev, V.B.; Sheiman, M.S.; Kamelova, G.P.; Karataev, E.N., Low-temperature specific heat and thermodynamic functions of diethylzine, Zh. Fiz. Khim., 1988, 62, 1349. [all data]

Gibin, Grishnova, et al., 1987
Gibin, A.M.; Grishnova, N.D.; Gusev, A.V.; Moiseev, A.N.; Remeshkova, I.I.; Salganskii, Yu.M., Study of the heat capacity of high-purity diethyl zinc at 18-273 K, Vysokochist. Veshchestva, 1987, (6), 28-32. [all data]

Sokolovskii and Baev, 1984
Sokolovskii, A.E.; Baev, A.K., Zh. Obshch. Khim., 1984, 54, 103. [all data]

Bamford, Levi, et al., 1946
Bamford, C.H.; Levi, D.L.; Newitt, D.M., J. Chem. Soc., 1946, 468.. [all data]

House, 1983
House, J.E., Cohesion energies and solubility parameters for triethylboron and diethylzinc, Thermochimica Acta, 1983, 71, 1-2, 215-218, https://doi.org/10.1016/0040-6031(83)80370-0 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Gibin, Grishnova, et al., 1987, 2
Gibin, A.M.; Grishnova, N.D.; Gusev, A.V.; Moiseev, A.N.; Remeshkova, I.I.; Salganskii, Y.M., Vysokochist. Veshchestva, 1987, 28. [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]

Rabinovich, Nistratov, et al., 1988, 2
Rabinovich, I.B.; Nistratov, V.P.; Fedoseev, V.B.; Sheiman, M.S.; Kamelova, G.P.; Karataev, E.N.; Feshchenko, I.A., Low-temperature specific heat and thermodynamic functions of diethylzinc, Zhur.Fiz. Khim., 1988, 62, 1349-1352. [all data]

Creber and Bancroft, 1980
Creber, D.K.; Bancroft, G.M., Photoelectron studies of dialkyl group 2B compounds: Ligand field splittings intensity variations with photon energy, Inorg. Chem., 1980, 19, 643. [all data]


Notes

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