Cyclobutylamine
- Formula: C4H9N
- Molecular weight: 71.1210
- IUPAC Standard InChIKey: KZZKOVLJUKWSKX-UHFFFAOYSA-N
- CAS Registry Number: 2516-34-9
- 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: Aminocyclobutane; Cyclobutanamine
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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 | 9.8 ± 0.1 | kcal/mol | Ccb | Good, Messerly, et al., 1975 |
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 | 1.34 ± 0.14 | kcal/mol | Ccb | Good, Messerly, et al., 1975 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -684.96 ± 0.13 | kcal/mol | Ccb | Good, Messerly, et al., 1975 |
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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 355.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Tboil | 355. | K | N/A | American Tokyo Kasei, 1988 | BS |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 8.5 ± 0.1 | kcal/mol | V | Good, Messerly, et al., 1975 | ALS |
ΔvapH° | 8.46 | kcal/mol | N/A | Good, Messerly, et al., 1975 | DRB |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
354.7 | 0.989 | Aldrich Chemical Company Inc., 1990 | BS |
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 by: Sharon G. Lias and Joel F. Liebman
Ionization energy determinations
IE (eV) | Method | Reference |
---|---|---|
8.60 ± 0.03 | PI | Bouchoux, Alcaraz, et al., 1994 |
8.75 ± 0.03 | PI | Bouchoux, Alcaraz, et al., 1994 |
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 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Good, Messerly, et al., 1975
Good, W.D.; Messerly, J.F.; Osborn, A.G.; Douslin, D.R.,
Enthalpies of formation of cyclopentylamine and cyclobutylamine; vapor pressure of cyclopentylamine,
J. Chem. Thermodyn., 1975, 7, 285-291. [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]
American Tokyo Kasei, 1988
American Tokyo Kasei,
TCI American Organic Chemical 88/89 Catalog, American Tokyo Kasei, Portland, OR, 1988, 1610. [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]
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]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, 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 ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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