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Mercury, dimethyl-


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
Deltafgas94.4 ± 0.9kJ/molReviewMartinho Simões 
Deltafgas96.4 ± 4.0kJ/molReviewMartinho Simões 
Deltafgas86.5 ± 2.3kJ/molReviewMartinho Simões 
Deltafgas92.4 ± 3.1kJ/molReviewMartinho SimõesSelected data. Average of the values from Carson, Carson, et al., 1952 and Hartley, Pritchard, et al., 1950.
Deltafgas196.8kJ/molReviewMartinho Simões 

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 by: José A. Martinho Simões

Quantity Value Units Method Reference Comment
Deltafliquid61.8 ± 3.9kJ/molReviewMartinho Simões 
Deltafliquid51.9 ± 2.1kJ/molReviewMartinho Simões 
Deltafliquid57.8 ± 3.0kJ/molReviewMartinho SimõesSelected data. Average of the values from Carson, Carson, et al., 1952 and Hartley, Pritchard, et al., 1950.
Deltafliquid59.8 ± 0.4kJ/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.
Quantity Value Units Method Reference Comment
Deltafsolid162.2kJ/molReviewMartinho Simões 
Quantity Value Units Method Reference Comment
Deltacsolid-1806.7kJ/molCC-SBBerthelot, 1899Please also see Berthelot, 1900.

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, dimethyl- (g) = CH3Hg (g) + Methane (g)

By formula: C2H6Hg (g) = CH3Hg (g) + CH4 (g)

Quantity Value Units Method Reference Comment
Deltar239.3 ± 6.3kJ/molKinGJackson, 1989 
Deltar247. - 259.kJ/molN/ASmith and Patrick, 1983 
Deltar255. ± 17.kJ/molN/AMcMillen and Golden, 1982 

Mercury, dimethyl- (l) + 2Iodine (cr) = 2Methane, iodo- (l) + Mercury diiodide (cr)

By formula: C2H6Hg (l) + 2I2 (cr) = 2CH3I (l) + HgI2 (cr)

Quantity Value Units Method Reference Comment
Deltar-184.5 ± 0.8kJ/molRSCHartley, Pritchard, et al., 1950Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.

Mercury, dimethyl- (l) + 2Bromine (l) = 2Methane, bromo- (g) + Mercury(II) bromide (cr)

By formula: C2H6Hg (l) + 2Br2 (l) = 2CH3Br (g) + Br2Hg (cr)

Quantity Value Units Method Reference Comment
Deltar-302.1 ± 2.5kJ/molRSCHartley, Pritchard, et al., 1950Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.

Mercury, dimethyl- (l) + Cl2Hg (cr) = 2Mercury, chloromethyl- (cr)

By formula: C2H6Hg (l) + Cl2Hg (cr) = 2CH3ClHg (cr)

Quantity Value Units Method Reference Comment
Deltar-67.7 ± 2.3kJ/molRSCHartley, Pritchard, et al., 1950Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.

Mercury, dimethyl- (l) + Mercury(II) bromide (cr) = 2Mercury, bromomethyl- (cr)

By formula: C2H6Hg (l) + Br2Hg (cr) = 2CH3BrHg (cr)

Quantity Value Units Method Reference Comment
Deltar-61.0 ± 3.1kJ/molRSCHartley, Pritchard, et al., 1950Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.

Mercury, dimethyl- (l) + Mercury diiodide (cr) = 2Methylmercuric iodide (cr)

By formula: C2H6Hg (l) + HgI2 (cr) = 2CH3HgI (cr)

Quantity Value Units Method Reference Comment
Deltar-39.8 ± 1.6kJ/molRSCHartley, Pritchard, et al., 1950Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, 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., 1950
Hartley, K.; Pritchard, H.O.; Skinner, H.A., Thermochemistry of metallic alkyls. III.?mercury dimethyl and mercury methyl halides, Trans. Faraday Soc., 1950, 46, 1019, https://doi.org/10.1039/tf9504601019 . [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]

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

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

Jackson, 1989
Jackson, R.L., Chem. Phys. Lett., 1989, 163, 315. [all data]

Smith and Patrick, 1983
Smith, G.P.; Patrick, R., Int. J. Chem. Kinet., 1983, 15, 167. [all data]

McMillen and Golden, 1982
McMillen, D.F.; Golden, D.M., Hydrocarbon bond dissociation energies, Ann. Rev. Phys. Chem., 1982, 33, 493. [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]


Notes

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