2,2,3,3,4,4,4-Heptafluoro-butanol
- Formula: C4H3F7O
- Molecular weight: 200.0548
- IUPAC Standard InChIKey: WXJFKAZDSQLPBX-UHFFFAOYSA-N
- CAS Registry Number: 375-01-9
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: 2,2,3,3,4,4,4-Heptafluoro-1-butanol; 1H,1H-Heptafluoro-1-butanol; Perfluoro-1,1-dihydrobutanol; 1H,1H-Heptafluorobutanol-1; 1-Butanol, 2,2,3,3,4,4,4-heptafluoro-; α,α-Dihydroperfluorobutanol; Butanol, 2,2,3,3,4,4,4-heptafluoro-; 1,1-Dihydroperfluorobutyl alcohol; 1,1-H,H-Heptafluorobutanol; 1,1-Dihydroperfluorobutanol; NSC 60528; 1,1H-perfluorobutanol; 2,2,3,3,4,4,4-heptafluorobutan-1-ol
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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | Cm | Andreevskii and Antonova, 1982 | uncertain value: -410.7 kcal/mol |
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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -425.9 ± 1.5 | kcal/mol | Ccb | Kolesov, Ivanov, et al., 1971 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -420.5 ± 1.5 kcal/mol; hf298_gas[kcal/mol]=-415.79±1.89; Kolesov and Kozina, 1986 |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -352.3 ± 1.5 | kcal/mol | Ccb | Kolesov, Ivanov, et al., 1971 | hf298_gas[kcal/mol]=-415.79±1.89; Kolesov and Kozina, 1986 |
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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 369.7 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
Tboil | 369. to 370. | K | N/A | Farchan Laboratories, 1990 | BS |
Tboil | 368. to 369.6 | K | N/A | PCR Inc., 1990 | BS |
Tboil | 368.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
10.4 | 286. | A,MM | Stephenson and Malanowski, 1987 | Based on data from 273. to 298. K. See also Dykyj, 1971 and Meeks and Goldfarb, 1967.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
273. to 297.9 | 0.81107 | 220.148 | -196.864 | Meeks and Goldfarb, 1967, 2 | Coefficents calculated by NIST from author's data. |
Reaction 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: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
C4H2F7O- + =
By formula: C4H2F7O- + H+ = C4H3F7O
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 350.1 ± 6.1 | kcal/mol | G+TS | Dawson and Jennings, 1977 | gas phase; Between (CF3)2CHOH, CF3CH2OH; value altered from reference due to change in acidity scale |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 343.5 ± 6.0 | kcal/mol | IMRB | Dawson and Jennings, 1977 | gas phase; Between (CF3)2CHOH, CF3CH2OH; value altered from reference due to change in acidity scale |
Gas phase ion energetics 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:
B - John E. Bartmess
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
11.20 | PE | Koppel, Molder, et al., 1983 | LBLHLM |
De-protonation reactions
C4H2F7O- + =
By formula: C4H2F7O- + H+ = C4H3F7O
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 350.1 ± 6.1 | kcal/mol | G+TS | Dawson and Jennings, 1977 | gas phase; Between (CF3)2CHOH, CF3CH2OH; value altered from reference due to change in acidity scale; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 343.5 ± 6.0 | kcal/mol | IMRB | Dawson and Jennings, 1977 | gas phase; Between (CF3)2CHOH, CF3CH2OH; value altered from reference due to change in acidity scale; B |
IR Spectrum
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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
Gas Phase Spectrum
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Additional Data
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Owner | SRD/NIST Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | EPA-IR VAPOR PHASE LIBRARY |
State | gas |
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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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
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 | NIST Mass Spectrometry Data Center, 1994 |
NIST MS number | 133587 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, 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.
Andreevskii and Antonova, 1982
Andreevskii, D.N.; Antonova, Z.A.,
Development of an increment scheme for calculating the thermodynamic properties of organic polyfluoro compounds,
J. Appl. Chem. USSR, 1982, 55, 582-587. [all data]
Kolesov, Ivanov, et al., 1971
Kolesov, V.P.; Ivanov, L.S.; Shtekher, S.M.,
Standard enthalpy of formation of 2,2,3,3,4,4,4-heptafluorobutanol and the approximate calculation of enthalpies of formation of some fluorinated alcohols,
Russ. J. Phys. Chem. (Engl. Transl.), 1971, 45, 554. [all data]
Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P.,
Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [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]
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Farchan Laboratories, 1990
Farchan Laboratories,
Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [all data]
PCR Inc., 1990
PCR Inc.,
Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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, 1971
Dykyj, J.,
Petrochemia, 1971, 11, 2, 27. [all data]
Meeks and Goldfarb, 1967
Meeks, Alan C.; Goldfarb, Ivan J.,
Vapor pressure of fluoroalcohols,
J. Chem. Eng. Data, 1967, 12, 2, 196-196, https://doi.org/10.1021/je60033a010
. [all data]
Meeks and Goldfarb, 1967, 2
Meeks, A.C.; Goldfarb, I.J.,
Vapor Pressure of Fluoroalcohols,
J. Chem. Eng. Data, 1967, 12, 2, 196, https://doi.org/10.1021/je60033a010
. [all data]
Dawson and Jennings, 1977
Dawson, J.H.J.; Jennings, K.R.,
Relative gas phase acidities of some fluoroalcohols,
Int. J. Mass Spectrom. Ion Phys., 1977, 25, 47. [all data]
Koppel, Molder, et al., 1983
Koppel, I.A.; Molder, U.H.; Pikver, R.J.,
Photoelectron spectra of molecules. I. Alcohols,
Org. React. Tartu, 1983, 20, 45. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), References
- Symbols used in this document:
Tboil Boiling point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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