Hexanamide
- Formula: C6H13NO
- Molecular weight: 115.1735
- IUPAC Standard InChIKey: ALBYIUDWACNRRB-UHFFFAOYSA-N
- CAS Registry Number: 628-02-4
- 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: n-Caproamide; n-Hexanamide; Caproamide; Capronamide; Hexamide; Hexylamide; Hexanoamide; n-Caproic amide; NCI-C02142; NSC 8437; Caproic amide
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Phase change data
Go To: Top, Gas phase ion energetics data, Gas Chromatography, 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
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 |
---|---|---|---|---|---|
Tfus | 373.8 | K | N/A | Davies, Jones, et al., 1959 | Uncertainty assigned by TRC = 1. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 85. ± 4.0 | kJ/mol | TE | Brunetti, Gatta, et al., 2000 | Based on data from 301. to 371. K.; AC |
ΔsubH° | 98.7 ± 1.7 | kJ/mol | N/A | Lebedeva and Katin, 1973 | Based on data from 293. to 303. K. See also Pedley and Rylance, 1977.; AC |
ΔsubH° | 95.1 ± 0.4 | kJ/mol | V | Davies, Jones, et al., 1959 | ALS |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
99. ± 2. | 293. | V | Lebedeva and Katin, 1973, 2 | Hfusion=6.0±0.3; ALS |
95. ± 4. | 353. | GS | Davies, Jones, et al., 1959 | Based on data from 338. to 368. K. See also Cox and Pilcher, 1970 and Stephenson and Malanowski, 1987.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
16.7 | 373. | DSC | Abate, Badea, et al., 2008 | AC |
25.1 | 374. | N/A | Lebedeva and Katin, 1973 | AC |
Gas phase ion energetics data
Go To: Top, Phase change data, Gas Chromatography, 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: Michael M. Meot-Ner (Mautner)
View reactions leading to C6H13NO+ (ion structure unspecified)
Gas basicity at 298K
Gas basicity (review) (kJ/mol) | Reference | Comment |
---|---|---|
850. ± 6. | Witt and Grutzmacher, 1997 | pyrrole; N,N-dimethylformamide. Data readjusted to Hunter and Lias, 1998 |
854. ± 5. | Witt and Grutzmacher, 1997 |
Gas Chromatography
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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Ultra-1 | 1135. | Okumura, 1991 | 25. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Davies, Jones, et al., 1959
Davies, M.; Jones, A.H.; Thomas, G.H.,
The lattice energies of the straight-chain primary amides,
Trans. Faraday Soc., 1959, 55, 1100. [all data]
Brunetti, Gatta, et al., 2000
Brunetti, Bruno; Gatta, Giuseppe Della; Piacente, Vincenzo,
Enthalpies and Entropies of Sublimation of Some Primary Alkylamides,
J. Chem. Eng. Data, 2000, 45, 2, 237-241, https://doi.org/10.1021/je9902701
. [all data]
Lebedeva and Katin, 1973
Lebedeva, N.D.; Katin, Y.A.,
Russ. J. Appl. Chem., 1973, 46, 2131. [all data]
Pedley and Rylance, 1977
Pedley, J.B.; Rylance, J.,
, Computer Analysed Thermochemical Data: Organic and Organometallic Compounds, University of Sussex, Brighton, 1977. [all data]
Lebedeva and Katin, 1973, 2
Lebedeva, N.D.; Katin, Yu.A.,
Enthalpies of formation of monocarboxylic acid amides,
J. Appl. Chem. USSR (Engl. Transl.), 1973, 46, 2131-21. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press Inc., London, 1970, 643. [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]
Abate, Badea, et al., 2008
Abate, Lorenzo; Badea, Elena; Blanco, Ignazio; Della Gatta, Giuseppe,
Heat Capacities and Enthalpies of Solid-Solid Transitions and Fusion of a Series of Eleven Primary Alkylamides by Differential Scanning Calorimetry,
J. Chem. Eng. Data, 2008, 53, 4, 959-965, https://doi.org/10.1021/je700662a
. [all data]
Witt and Grutzmacher, 1997
Witt, M.; Grutzmacher, H.F.,
Proton-bound dimers of aliphatic carboxamides: gas-phase basicity and dissociation energy,
Int. J. Mass Spectrom. Ion Processes, 1997, 165, 49. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Okumura, 1991
Okumura, T.,
retention indices of environmental chemicals on methyl silicone capillary column,
Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333
. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, Gas Chromatography, References
- Symbols used in this document:
Tfus Fusion (melting) point ΔfusH Enthalpy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions - 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.