Mercury, diethyl-

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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
Δfgas22. ± 10.kcal/molAVGN/AAverage of 6 values; Individual data points

Condensed 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:
MS - José A. Martinho Simões
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid23.9 ± 1.0kcal/molReviewMartinho SimõesMS
Δfliquid7.5 ± 1.2kcal/molReviewMartinho SimõesMS
Δfliquid7.7 ± 1.3kcal/molReviewMartinho SimõesMS
Δfliquid7.22 ± 0.36kcal/molReviewMartinho SimõesSelected data. Average of the values from Carson, Carson, et al., 1952 and Hartley, Pritchard, et al., 1951.; MS
Δfliquid6.5 ± 0.2kcal/molCC-SBCarson, Carson, et al., 1952Value corrected based on a set of ancillary data by J.A. Martinho Simões; Please also see Cox and Pilcher, 1970. The enthalpy of combustion is not reported in Carson, Carson, et al., 1952.; MS
Quantity Value Units Method Reference Comment
Δcliquid-741.7 ± 1.0kcal/molCC-SBLautsch, Erzberger, et al., 1958Please also see Cox and Pilcher, 1970.; MS
Quantity Value Units Method Reference Comment
Δfsolid17.2kcal/molReviewMartinho SimõesMS
Quantity Value Units Method Reference Comment
Δcsolid-734.99kcal/molCC-SBBerthelot, 1899Please also see Berthelot, 1900.; MS

Constant pressure heat capacity of liquid

Cp,liquid (cal/mol*K) Temperature (K) Reference Comment
43.57298.15Burchalova, Kamelova, et al., 1978T = 5 to 300 K.; DH

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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Ttriple181.45KN/ABurchalova, Kamelova, et al., 1978, 2Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Δvap10.7 ± 0.41kcal/molCC-SBThompson and Linnett, 1936MS
Quantity Value Units Method Reference Comment
Δsub10.7 ± 0.41kcal/molCC-SBThompson and Linnett, 1936MS

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
2.5096181.45Burchalova, Kamelova, et al., 1978DH

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
13.83181.45Burchalova, Kamelova, et al., 1978DH

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:


Reaction 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

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Mercury, diethyl- (l) + Mercury diiodide (cr) = 2C2H5HgI (cr)

By formula: C4H10Hg (l) + HgI2 (cr) = 2C2H5HgI (cr)

Quantity Value Units Method Reference Comment
Δr-13.2 ± 1.3kcal/molRSCHartley, Pritchard, et al., 1951Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.

Mercury, diethyl- (l) + Cl2Hg (cr) = 2Mercury, chloroethyl- (cr)

By formula: C4H10Hg (l) + Cl2Hg (cr) = 2C2H5ClHg (cr)

Quantity Value Units Method Reference Comment
Δr-21.0 ± 0.86kcal/molRSCHartley, Pritchard, et al., 1951Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.

Mercury, diethyl- (l) + Mercury(II) bromide (cr) = 2C2H5BrHg (cr)

By formula: C4H10Hg (l) + Br2Hg (cr) = 2C2H5BrHg (cr)

Quantity Value Units Method Reference Comment
Δr-17.8 ± 1.1kcal/molRSCHartley, Pritchard, et al., 1951Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.

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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV) Method Reference Comment
8.5 ± 0.1EIGowenlock, Haynes, et al., 1962RDSH
8.9PECreber and Bancroft, 1980Vertical value; LLK
8.45PEFehlner, Ulman, et al., 1976Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C2H5+10.3 ± 0.1?EIGowenlock, Haynes, et al., 1962RDSH
C2H5Hg+9.7 ± 0.1C2H5EIGowenlock, Haynes, et al., 1962RDSH

IR Spectrum

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Gas Phase Spectrum

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IR spectrum
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Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Sadtler Research Labs Under US-EPA Contract
State gas

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

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Due to licensing restrictions, this spectrum cannot be downloaded.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin NATIONAL BUREAU OF STANDARDS, WASHINGTON D.C., USA
NIST MS number 34447

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References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Notes

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

Martinho Simões
Martinho Simões, J.A., Private communication (see http://webbook.nist.gov/chemistry/om/). [all data]

Carson, Carson, et al., 1952
Carson, A.S.; Carson, E.M.; Wilmshurst, B., Nature, 1952, 170, 320. [all data]

Hartley, Pritchard, et al., 1951
Hartley, K.; Pritchard, H.O.; Skinner, H.A., Thermochemistry of metallic alkyls. IV. Mercury diethyl and mercury diphenyl, Trans. Faraday Soc., 1951, 47, 254, https://doi.org/10.1039/tf9514700254 . [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds in Academic Press, New York, 1970. [all data]

Lautsch, Erzberger, et al., 1958
Lautsch, W.F.; Erzberger, P.; Tröber, A., Wiss. Z. Tech. Hochsch. Chem. Leuna-Merseburg, 1958, 1, 31. [all data]

Berthelot, 1899
Berthelot, M., Compt. Rend., 1899, 129, 918. [all data]

Berthelot, 1900
Berthelot, M., Ann. Chim. Phys., 1900, 20, 158. [all data]

Burchalova, Kamelova, et al., 1978
Burchalova, G.V.; Kamelova, G.P.; Nistratov, V.P.; Sheiman, M.S.; Rabinovich, I.B., Low-temperature heat capacity of diethylmercury, Termodin. Org. Soedin., 1978, (7), 21-22. [all data]

Burchalova, Kamelova, et al., 1978, 2
Burchalova, G.V.; Kamelova, G.P.; Nistratov, V.P.; Sheiman, M.S.; Rabinovich, I.B., Low-temperature heat capacity of diethylmercury, Termodin. Org. Soedin., 1978, 1978, 21. [all data]

Thompson and Linnett, 1936
Thompson, H.W.; Linnett, J.W., The vapour pressures and association of some metallic and non-metallic alkyls, Trans. Faraday Soc., 1936, 32, 681, https://doi.org/10.1039/tf9363200681 . [all data]

Pedley and Rylance, 1977
Pedley, J.B.; Rylance, J., Computer Analysed Thermochemical Data: Organic and Organometallic Compounds, University of Sussex, Brigton, 1977. [all data]

Gowenlock, Haynes, et al., 1962
Gowenlock, B.G.; Haynes, R.M.; Majer, J.R., Electron impact measurement on some organomercury compounds, J. Chem. Soc. Faraday Trans., 1962, 58, 1905. [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]

Fehlner, Ulman, et al., 1976
Fehlner, T.P.; Ulman, J.; Nugent, W.A.; Kochi, J.K., Effect of alkyl substituents on the first ionization potential and on 5d10 ionization in dialkylmercury compounds, Inorg. Chem., 1976, 15, 2544. [all data]


Notes

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