Mercury, chloroethyl-

Formula: C₂H₅ClHg
Molecular weight: 265.10
IUPAC Standard InChI: InChI=1S/C2H5.ClH.Hg/c1-2;;/h1H2,2H3;1H;/q;;+1/p-1
IUPAC Standard InChIKey: QWUGXIXRFGEYBD-UHFFFAOYSA-M
CAS Registry Number: 107-27-7
Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
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Other names: Ceresan; Chloroethylmercury; Cryptodine; Ethylmercuric chloride; Ethylmercury chloride; Granosan; Granozan; C2H5HgCl; EMC; Ganozan; Ethylmerkurichlorid; Emcon D; NSC 1203; Monoethylmercury chloride
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Information on this page:
Other data available:
- IR Spectrum
- Mass spectrum (electron ionization)
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Gas phase thermochemistry data

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Data compiled by: José A. Martinho Simões

Quantity	Value	Units	Method	Reference	Comment
Δ_fH°_gas	-67.7 ± 4.1	kJ/mol	Review	Martinho Simões	The enthalpy of formation relies on 30.2 ± 1.5 kJ/mol for the enthalpy of formation of Hg(Et)2(l).

Condensed phase thermochemistry data

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Data compiled by: José A. Martinho Simões

Quantity	Value	Units	Method	Reference	Comment
Δ_fH°_solid	-143.8 ± 2.9	kJ/mol	Review	Martinho Simões	The enthalpy of formation relies on 30.2 ± 1.5 kJ/mol for the enthalpy of formation of Hg(Et)2(l).

Phase change data

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Data compiled by: José A. Martinho Simões

Quantity	Value	Units	Method	Reference	Comment
Δ_subH°	76.1 ± 2.9	kJ/mol	RSC	Charnley and Skinner, 1951

Reaction thermochemistry data

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Data compiled by: José A. Martinho Simões

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Individual Reactions

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

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

Quantity	Value	Units	Method	Reference	Comment
Δ_rH°	-87.7 ± 3.6	kJ/mol	RSC	Hartley, Pritchard, et al., 1951	Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.

Gas phase ion energetics data

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Data compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IE (eV)	Method	Reference	Comment
9.9	PE	Baidin, Chizhov, et al., 1981	LLK
10.22 ± 0.05	PE	Baidin, Timoshenko, et al., 1985	Vertical value; LBLHLM
10.22	PE	Baidin, Chizhov, et al., 1981	Vertical value; LLK

References

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

Charnley and Skinner, 1951
Charnley, T.; Skinner, H.A., J. Chem. Soc., 1951, 1921.. [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]

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

Baidin, Chizhov, et al., 1981
Baidin, V.N.; Chizhov, Y.V.; Timoshenko, M.M.; Sokolikova, O.K.; Grishin, Y.K.; Ustynyuk, Y.A., The photoelectron spectra of alkylmercury chlorides, J. Struct. Chem., 1981, 22, 616, In original 164. [all data]

Baidin, Timoshenko, et al., 1985
Baidin, V.N.; Timoshenko, M.M.; Chizhov, Y.V.; Ustynyuk, Y.A.; Kritskaya, I.I., Photoelectron spectra nad the structure of organomercury compounds, J. Organomet. Chem., 1985, 292, 55. [all data]

Notes

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Symbols used in this document:

Δ_fH°_gas	Enthalpy of formation of gas at standard conditions
Δ_fH°_solid	Enthalpy of formation of solid at standard conditions
Δ_rH°	Enthalpy of reaction at standard conditions
Δ_subH°	Enthalpy of sublimation at standard conditions

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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