Cyclobutanol
- Formula: C4H8O
- Molecular weight: 72.1057
- IUPAC Standard InChIKey: KTHXBEHDVMTNOH-UHFFFAOYSA-N
- CAS Registry Number: 2919-23-5
- 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: Cyclobutyl hydroxide; Cyclobutyl alcohol
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Phase change data
Go To: Top, 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 396. | K | N/A | Roberts and Sauer, 1949 | Uncertainty assigned by TRC = 6. K; TRC |
Tboil | 398. | K | N/A | Roberts and Sauer, 1949 | Uncertainty assigned by TRC = 3. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 54.4 | kJ/mol | E | Rocek and Radkowsky, 1973 | ALS |
ΔvapH° | 54.0 | kJ/mol | N/A | Rocek and Radkowsky, 1973 | DRB |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
396.2 | 0.977 | Weast and Grasselli, 1989 | BS |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
8.53 | 228.4 | Dworkin, Fuchs, et al., 1982 | AC |
Gas phase ion energetics data
Go To: Top, 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:
MM - Michael M. Meot-Ner (Mautner)
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
View reactions leading to C4H8O+ (ion structure unspecified)
Proton affinity at 298K
Proton affinity (kJ/mol) | Reference | Comment |
---|---|---|
792. ± 6. | Cao and Holmes, 2001 | MM |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.56 ± 0.02 | PI | Bouchoux, Alcaraz, et al., 1994 | LL |
9.25 | PI | Traeger and McAdoo, 1986 | LBLHLM |
9.3 | EI | McAdoo and Hudson, 1983 | LBLHLM |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C2H3O+ | 9.69 | C2H5 | PI | Traeger and McAdoo, 1986 | LBLHLM |
C2H4O+ | 9.96 ± 0.03 | C2H4 | PI | Bouchoux, Alcaraz, et al., 1994 | LL |
C2H4O+ | 9.87 | C2H4 | EI | Holmes, Terlouw, et al., 1976 | LLK |
References
Go To: Top, Phase change 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.
Roberts and Sauer, 1949
Roberts, J.D.; Sauer, C.W.,
J. Am. Chem. Soc., 1949, 71, 3925. [all data]
Rocek and Radkowsky, 1973
Rocek, J.; Radkowsky, A.E.,
Mechanism of the chromic acid oxidation of cyclobutanol,
J. Am. Chem. Soc., 1973, 95, 7123-7132. [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]
Dworkin, Fuchs, et al., 1982
Dworkin, A.; Fuchs, A.H.; Ghelfenstein, M.; Szwarc, H.,
Cristaux vitreux. I : RMN large bande, thermocourants de dépolarisation et analyse enthalpique dans quelques cycloalcools,
J. Phyique Lett., 1982, 43, 1, 21-27, https://doi.org/10.1051/jphyslet:0198200430102100
. [all data]
Cao and Holmes, 2001
Cao, J.; Holmes, J.L.,
Determination of the proton affinities of secondary alcohols from the dissocation of proton-bound molecular trios,
European J. Mass Spectrom., 2001, 7, 243-247. [all data]
Bouchoux, Alcaraz, et al., 1994
Bouchoux, G.; Alcaraz, C.; Dutuit, O.; Nguyen, M.T.,
A photoionization and molecular orbital study of cyclobutanol and cyclobutylamine radical cations,
Int. J. Mass Spectrom. Ion Processes, 1994, 137, 93. [all data]
Traeger and McAdoo, 1986
Traeger, J.C.; McAdoo, D.J.,
Decomposition thresholds and associated translational energy releases for eight C4H8O+ isomers,
Int. J. Mass Spectrom. Ion Processes, 1986, 68, 35. [all data]
McAdoo and Hudson, 1983
McAdoo, D.J.; Hudson, C.E.,
The decompositions of metastable [C4H8O]+ ions and the [C4H8O]+ potential surface,
Org. Mass Spectrom., 1983, 18, 466. [all data]
Holmes, Terlouw, et al., 1976
Holmes, J.L.; Terlouw, J.K.; Lossing, F.P.,
The thermochemistry of C2H4O+ ions,
J. Phys. Chem., 1976, 80, 2860. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy Tboil Boiling point ΔfusH Enthalpy of fusion ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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