6-Undecanone
- Formula: C11H22O
- Molecular weight: 170.2918
- IUPAC Standard InChIKey: ZPQAKYPOZRXKFA-UHFFFAOYSA-N
- CAS Registry Number: 927-49-1
- 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: Amyl ketone; Diamyl ketone; Dipentyl ketone; Pentyl ketone; Undecan-6-one; Undecanone-(6); 6-Oxoundecane; Di-N-amyl ketone
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -387.4 ± 2.0 | kJ/mol | Ccb | Harrop, Head, et al., 1970 |
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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -448.1 ± 1.9 | kJ/mol | Ccb | Harrop, Head, et al., 1970 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -7024.6 ± 1.8 | kJ/mol | Ccb | Harrop, Head, et al., 1970 | Corresponding ΔfHºliquid = -448.14 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
362.7 | 298.15 | Harrop, Head, et al., 1970 | An estimate.; DH |
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
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 490. ± 40. | K | AVG | N/A | Average of 6 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 285. ± 10. | K | AVG | N/A | Average of 8 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 678.5 | K | N/A | Pulliam, Gude, et al., 1995 | Uncertainty assigned by TRC = 1.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 1.44 | mol/l | N/A | Pulliam, Gude, et al., 1995 | Uncertainty assigned by TRC = 0.04 mol/l; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 59. | kJ/mol | CGC | Chickos, Hosseini, et al., 1995 | Based on data from 343. to 383. K.; AC |
ΔvapH° | 61.8 | kJ/mol | CGC | Chickos, Hosseini, et al., 1995 | Based on data from 343. to 383. K.; AC |
ΔvapH° | 63.5 ± 0.5 | kJ/mol | GCC | Saluja, Peacock, et al., 1979 | AC |
ΔvapH° | 60.72 ± 0.50 | kJ/mol | E | Harrop, Head, et al., 1970 | ALS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
55.3 | 403. | A | Stephenson and Malanowski, 1987 | Based on data from 388. to 543. K.; AC |
50.4 | 476. | A | Stephenson and Malanowski, 1987 | Based on data from 461. to 513. K.; AC |
45.8 | 500. | N/A | Stridth and Sunner, 1975 | Based on data from 383. to 514. K.; AC |
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 | NIST Standard Reference Data Program Collection (C) 2018 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 |
State | gas |
Instrument | HP-GC/MS/IRD |
Mass spectrum (electron ionization)
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, 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: 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 | Japan AIST/NIMC Database- Spectrum MS-NW-5175 |
NIST MS number | 232524 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change 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.
Harrop, Head, et al., 1970
Harrop, D.; Head, A.J.; Lewis, G.B.,
Thermodynamic properties of organic oxygen compounds. 22. Enthalpies of combustion of some aliphatic ketones,
J. Chem. Thermodyn., 1970, 2, 203-210. [all data]
Pulliam, Gude, et al., 1995
Pulliam, M.K.; Gude, M.T.; Teja, A.S.,
Critical Temperatures and Densities of n-Alkanones,
J. Chem. Eng. Data, 1995, 40, 455-8. [all data]
Chickos, Hosseini, et al., 1995
Chickos, James S.; Hosseini, Sarah; Hesse, Donald G.,
Determination of vaporization enthalpies of simple organic molecules by correlations of changes in gas chromatographic net retention times,
Thermochimica Acta, 1995, 249, 41-62, https://doi.org/10.1016/0040-6031(95)90670-3
. [all data]
Saluja, Peacock, et al., 1979
Saluja, P.P.S.; Peacock, L.A.; Fuchs, R.,
Enthalpies of interaction of aliphatic ketones with polar and nonpolar solvents,
J. Am. Chem. Soc., 1979, 101, 1958-1962. [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]
Stridth and Sunner, 1975
Stridth, G.; Sunner, S.,
Enthalpies of formation of some 1-chloroalkanes and the CH2-increment in the 1-chloroalkanes series,
J. Chem. Thermodyn., 1975, 7, 161-168. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) 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 ΔvapH° Enthalpy of vaporization at standard conditions ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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