Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

NOTICE: Due to scheduled maintenance at our Gaithersburg campus, this site will not be available from 5:00 pm EDT (21:00 UTC) on Friday October 25 until 5:00 pm (21:00 UTC) on Sunday October 27. We apologize for any inconvenience this outage may cause.

Diethynyldiphenylgermane

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change data, References, Notes

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
Deltafgas192.6kcal/molReviewMartinho Simões 

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Phase change data, References, Notes

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
Deltafsolid160.6 ± 2.1kcal/molReviewMartinho SimõesMS
Quantity Value Units Method Reference Comment
Deltacsolid-2204.1 ± 2.0kcal/molCC-SBLebedev, Milor, et al., 1975Please also see Lebedev, Lebedev, et al., 1979.; MS
Quantity Value Units Method Reference Comment
solid,1 bar85.30cal/mol*KN/ALebedev, Milov, et al., 1975DH
solid,1 bar85.78cal/mol*KN/ALebedev, Milov, et al., 1975, 2DH

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
72.99298.15Lebedev, Milov, et al., 1975T = 8.4 to 326 K. Deposited in VINITI, No 605-75, 10 March 1975.; DH
73.40300.Lebedev, Milov, et al., 1975, 2T = 8 to 326 K.; DH

Phase change data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, References, Notes

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
AC - William E. Acree, Jr., James S. Chickos
MS - José A. Martinho Simões
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Ttriple319.94KN/ALebedev, Milov, et al., 1975Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Deltasub32.00kcal/molCC-SBLebedev, Milor, et al., 1975The sublimation enthalpy was taken as the sum of melting and vaporization enthalpies.; MS

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
26.48320.AStephenson and Malanowski, 1987Based on data from 305. - 337. K.; AC

Enthalpy of fusion

DeltafusH (kcal/mol) Temperature (K) Reference Comment
4.8040319.94Lebedev, Milov, et al., 1975DH
4.8040319.94Lebedev, Milov, et al., 1975, 2DH
4.80320.Lebedev, Milov, et al., 1975, 3Based on data from 8. - 326. K.; AC

Entropy of fusion

DeltafusS (cal/mol*K) Temperature (K) Reference Comment
15.01319.94Lebedev, Milov, et al., 1975DH
15.01319.94Lebedev, Milov, et al., 1975, 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:


References

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

Lebedev, Milor, et al., 1975
Lebedev, B.V.; Milor, V.I.; Tsvetkova, L.Ya.; Lebedev, N.K.; Kiparisova, E.G.; Evstropov, A.A., Thermodynamic properties of diethynyldiphenylgermane, Russ. J. Phys. Chem. (Engl. Transl.), 1975, 49, 944. [all data]

Lebedev, Lebedev, et al., 1979
Lebedev, N.K.; Lebedev, B.V.; Kiparisova, E.G.; Sladkov, A.M.; Vasneva, N.A., Dokl. Akad. Nauk SSSR, 1979, 246, 1405. [all data]

Lebedev, Milov, et al., 1975
Lebedev, B.V.; Milov, V.I.; Tsvetkova, L.Ya.; Lebedev, N.K.; Kiparisova, Y.G.; Evstropov, A.A., Thermodynamic properties of diethynyldiphenylgermane, Zhur. Fiz. Khim., 1975, 49, 1592. [all data]

Lebedev, Milov, et al., 1975, 2
Lebedev, B.V.; Milov, V.I.; Kiparisova, Y.G.; Rabinovich, I.B., The thermodynamics of diphenyldiethynylgermane, Quatrieme Conference International de Thermodynamique Chimique, 1975, II, Thermophysique (capacites thermiques) pp. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Lebedev, Milov, et al., 1975, 3
Lebedev, B.V.; Milov, V.I.; Tsvetkova, L.Y.; Lebedev, N.K.; Kirparisova, Y.G.; Evstropov, A.A., Zh. Fiz. Khim., 1975, 49, 1591. [all data]


Notes

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