Formyl fluoride
- Formula: CHFO
- Molecular weight: 48.0164
- CAS Registry Number: 1493-02-3
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Phase change data
Go To: Top, Henry's Law data, Gas phase ion energetics 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: William E. Acree, Jr., James S. Chickos
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
24.4 | 220. | A | Stephenson and Malanowski, 1987 | Based on data from 178. to 235. K. See also Fischer and Buchanan, 1964 and Dykyj, 1970. |
Henry's Law data
Go To: Top, Phase change data, Gas phase ion energetics 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: Rolf Sander
Henry's Law constant (water solution)
kH(T) = k°H exp(d(ln(kH))/d(1/T) ((1/T) - 1/(298.15 K)))
k°H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(kH))/d(1/T) = Temperature dependence constant (K)
k°H (mol/(kg*bar)) | d(ln(kH))/d(1/T) (K) | Method | Reference | Comment |
---|---|---|---|---|
3.0 | E | N/A |
Gas phase ion energetics data
Go To: Top, Phase change data, Henry's Law 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:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
12.37 ± 0.02 | PE | Wittel, 1976 | LLK |
De-protonation reactions
CFO- + = CHFO
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1475. ± 19. | kJ/mol | EIAE | Karpas and Klein, 1977 | gas phase; From HCOF. G3MP2B3 calculations indicate an EA of ca. 2.3 eV, HOF(A-) 7 kcal/mol less stable.; B |
ΔrH° | 1463. ± 14. | kJ/mol | Acid | Thynne and MacNeil, 1970 | gas phase; From CF2O; B |
References
Go To: Top, Phase change data, Henry's Law data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
Fischer and Buchanan, 1964
Fischer, G.; Buchanan, AS,
Vapour pressures of formyl fluoride and carbonyl chlorofluoride,
Aust. J. Chem., 1964, 17, 4, 481-621, https://doi.org/10.1071/CH9640481
. [all data]
Dykyj, 1970
Dykyj, J.,
Petrochemica, 1970, 10, 2, 51. [all data]
Wittel, 1976
Wittel, K.,
The photoelectron spectrum of formylfluoride,
J. Electron Spectrosc. Relat. Phenom., 1976, 8, 245. [all data]
Karpas and Klein, 1977
Karpas, Z.; Klein, F.S.,
The gas phase ion chemistry of carbonyl compounds: Formyl fluoride and a binary mixture of H2CO-F2CO or H2CO-Cl2CO,
Int. J. Mass Spectrom. Ion Phys., 1977, 24, 137. [all data]
Thynne and MacNeil, 1970
Thynne, J.C.J.; MacNeil, K.A.G.,
Ionisation and dissociation of carbonyl fluoride and trifluoromethyl hypofluorite by electron impact,
Intern. J. Mass Spectrom. Ion Phys., 1970, 5, 95. [all data]
Notes
Go To: Top, Phase change data, Henry's Law data, Gas phase ion energetics data, References
- Symbols used in this document:
d(ln(kH))/d(1/T) Temperature dependence parameter for Henry's Law constant k°H Henry's Law constant at 298.15K ΔrH° Enthalpy of reaction at standard conditions ΔvapH Enthalpy of vaporization - 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.