Tetramethoxygermanium


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
Δfgas-192.1 ± 0.65kcal/molReviewMartinho SimõesThe enthalpy of formation has been derived on the basis of GeO2(am).

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
Δfliquid-201.7 ± 0.65kcal/molReviewMartinho SimõesThe enthalpy of formation has been derived on the basis of GeO2(am).
Quantity Value Units Method Reference Comment
Δcliquid-713.19 ± 0.41kcal/molCC-SBShaulov, Fedorov, et al., 1970Authors have accepted the formation of GeO2(cr, hexagonal).

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:
AC - William E. Acree, Jr., James S. Chickos
MS - José A. Martinho Simões

Quantity Value Units Method Reference Comment
Δvap11.6kcal/molN/APangrác, Fulem, et al., 2008Based on data from 264. to 303. K.; AC
Δvap9.61 ± 0.1kcal/molCC-SBShaulov, Fedorov, et al., 1970MS

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Reference Comment
10.5344.Bradley, Kay, et al., 1958Based on data from 303. to 385. K.; AC

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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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 G.Dube,Z.Chem.,9,316(1969)
NIST MS number 280268

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References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, 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]

Shaulov, Fedorov, et al., 1970
Shaulov, Yu.Kh.; Fedorov, A.K.; Zueva, G.Ya.; Borisyuk, G.V.; Genchel, V.G., Russ. J. Phys. Chem., 1970, 44, 1181. [all data]

Pangrác, Fulem, et al., 2008
Pangrác, J.; Fulem, M.; Hulicius, E.; Melichar, K.; Simecek, T.; Ruzicka, K.; Morávek, P.; Ruzicka, V.; Rushworth, S.A., Vapor pressure of germanium precursors, Journal of Crystal Growth, 2008, 310, 23, 4720-4723, https://doi.org/10.1016/j.jcrysgro.2008.06.063 . [all data]

Bradley, Kay, et al., 1958
Bradley, D.C.; Kay, L.J.; Swanwick, J.D.; Wardlaw, W., 732. Germanium esters. Part II. Intermolecular forces and liquid structure, J. Chem. Soc., 1958, 3656, https://doi.org/10.1039/jr9580003656 . [all data]


Notes

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