- Formula: C16H33NO
- Molecular weight: 255.4393
- IUPAC Standard InChI:
- Download the identifier in a file.
- IUPAC Standard InChIKey: HSEMFIZWXHQJAE-UHFFFAOYSA-N
- CAS Registry Number: 629-54-9
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
- Other names: Palmitamide; n-Hexadecanamide; Amide HPL; Amide 16; Cetyl amide; Palmitic acid amide; Palmitic amide; Palmityl amide; NSC 3327
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Phase change data
Go To: Top, Mass spectrum (electron ionization), References, Notes
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
|Tfus||311.||K||N/A||Carfagna, Busico, et al., 1980||Crystal phase 1 phase; Uncertainty assigned by TRC = 1. K; TRC|
|Tfus||380.7||K||N/A||Davies, Jones, et al., 1959||Uncertainty assigned by TRC = 1. K; TRC|
|Tfus||380.||K||N/A||Krafft and Stauffer, 1882||Uncertainty assigned by TRC = 3. K; TRC|
Reduced pressure boiling point
|Tboil (K)||Pressure (bar)||Reference||Comment|
|509.2||0.016||Weast and Grasselli, 1989||BS|
Enthalpy of sublimation
|subH (kJ/mol)||Temperature (K)||Method||Reference||Comment|
|181.6 ± 1.3||371.||ME||Davies, Jones, et al., 1959||Based on data from 364. - 378. K. See also Stephenson and Malanowski, 1987.; AC|
Enthalpy of fusion
|fusH (kJ/mol)||Temperature (K)||Method||Reference||Comment|
|45.4||376.||DSC||Abate, Badea, et al., 2008||AC|
Mass spectrum (electron ionization)
Go To: Top, Phase change data, References, Notes
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
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|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-5936|
|NIST MS number||233108|
Go To: Top, Phase change data, Mass spectrum (electron ionization), Notes
Carfagna, Busico, et al., 1980
Carfagna, C.; Busico, V.; Salerno, V.; Vacatello, M., Melting behaviour of a series of monoamides, Thermochim. Acta, 1980, 37, 1, 31, https://doi.org/10.1016/0040-6031(80)85002-7 . [all data]
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]
Krafft and Stauffer, 1882
Krafft, F.; Stauffer, B., The nitriles c(n)h(2n+2)cn of the higher fatty acids, Ber. Dtsch. Chem. Ges., 1882, 15, 1728-31. [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]
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]
Go To: Top, Phase change data, Mass spectrum (electron ionization), References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point fusH Enthalpy of fusion subH Enthalpy of sublimation
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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