1,1'-Oxybis-(1,1,2,2,3,3,4,4,5,5,5-undecafluoropentane)

Formula: C₁₀F₂₂O
Molecular weight: 554.0713
CAS Registry Number: 464-36-8
Information on this page:
Options:
- Switch to SI units

Gas phase thermochemistry data

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

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity	Value	Units	Method	Reference	Comment
Δ_fH°_gas	-1148.76 ± 0.64	kcal/mol	Ccr	Kolesov, Slavutskaya, et al., 1976	Reanalyzed by Kolesov and Kozina, 1986, Original value = -1131.9 ± 3.6 kcal/mol; hf_HF.20H20=-76.165 kcal/mol

Condensed phase thermochemistry data

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

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity	Value	Units	Method	Reference	Comment
Δ_fH°_liquid	-1143.2 ± 3.6	kcal/mol	Ccr	Kolesov, Slavutskaya, et al., 1976	hf_HF.20H20=-76.165 kcal/mol
Quantity	Value	Units	Method	Reference	Comment
Δ_cH°_liquid	-721.5 ± 3.6	kcal/mol	Ccr	Kolesov, Slavutskaya, et al., 1976	hf_HF.20H20=-76.165 kcal/mol

Phase change data

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

Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Quantity	Value	Units	Method	Reference	Comment
Δ_vapH°	11.3 ± 0.2	kcal/mol	V	Kolesov, Slavutskaya, et al., 1976	hf_HF.20H20=-76.165 kcal/mol; ALS
Δ_vapH°	11.3 ± 0.2	kcal/mol	EB	Kolesov, Slavutskaya, et al., 1976	AC

Enthalpy of vaporization

Δ_vapH (kcal/mol)	Temperature (K)	Method	Reference	Comment
12.3	300.	A	Stephenson and Malanowski, 1987	Based on data from 288. to 313. K. See also Dykyj, Svoboda, et al., 1999.; AC

References

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

Kolesov, Slavutskaya, et al., 1976
Kolesov, V.P.; Slavutskaya, G.M.; Dityat'eva, L.N., Thermodynamic properties of oxygen containing organofluorine compounds. Enthalpies of formation of dimethylperfluoro-glutarate and perfluoro-di-n-amyl ether, J. Chem. Thermodyn., 1976, 8, 907-914. [all data]

Kolesov and Kozina, 1986
Kolesov, V.P.; Kozina, M.P., Thermochemistry of organic and organohalogen compounds, Russ. Chem. Rev., 1986, 55, 912. [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]

Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R., Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [all data]

Notes

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

Symbols used in this document:

Δ_cH°_liquid	Enthalpy of combustion of liquid at standard conditions
Δ_fH°_gas	Enthalpy of formation of gas at standard conditions
Δ_fH°_liquid	Enthalpy of formation of liquid at standard conditions
Δ_vapH	Enthalpy of vaporization
Δ_vapH°	Enthalpy of vaporization at standard conditions

Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
Customer support for NIST Standard Reference Data products.