Tetradecanoic acid
- Formula: C14H28O2
- Molecular weight: 228.3709
- IUPAC Standard InChI: InChI=1S/C14H28O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14(15)16/h2-13H2,1H3,(H,15,16)
- IUPAC Standard InChIKey: TUNFSRHWOTWDNC-UHFFFAOYSA-N
- CAS Registry Number: 544-63-8
- 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: Myristic acid; n-Tetradecanoic acid; n-Tetradecoic acid; Neo-Fat 14; Univol U 316S; 1-Tridecanecarboxylic acid; Crodacid; Emery 655; Hydrofol acid 1495; Hystrene 9014; n-Tetradecan-1-oic acid; Hystrene 9514; Philacid 1400; Prifac 2942; Prifrac 2942; NSC 5028; Tetradecanoic acid (myristic acid); Acide Myristique; Tetradecanoic (Myristic) acid; Myristic acid (tetradecanoic acid); Tetradecanoic acid (=Myristic acid)
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Condensed phase thermochemistry data
Go To: Top, 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:
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 |
|---|---|---|---|---|---|
| ΔcH°liquid | -2073.8 ± 0.33 | kcal/mol | Ccb | Adriaanse, Dekker, et al., 1965 | Hfusion=44.7 kJ/mol; Corresponding ΔfHºliquid = -199.4 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -2073.6 ± 2.3 | kcal/mol | Ccb | Swain, Silbert, et al., 1964 | Corresponding ΔfHºsolid = -199.5 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 103.25 | 298.15 | Schaake, van Miltenburg, et al., 1982 | T = 80 to 345 K.; DH |
| 125. | 298. | Stohmann and Wilsing, 1885 | T = 0 to 100°C.; DH |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Adriaanse, Dekker, et al., 1965
Adriaanse, N.; Dekker, H.; Coops, J.,
Heats of combustion of normal saturated fatty acids and their methyl esters,
Rec. Trav. Chim. Pays/Bas, 1965, 84, 393-407. [all data]
Swain, Silbert, et al., 1964
Swain, H.A., Jr.; Silbert, L.S.; Miller, J.G.,
The heats of combustion of aliphatic long chain peroxyacids, t-butyl peroxyesters, and related acids and esters,
J. Am. Chem. Soc., 1964, 86, 2562-2566. [all data]
Schaake, van Miltenburg, et al., 1982
Schaake, R.C.F.; van Miltenburg, J.C.; De Kruif, C.G.,
Thermodynamic properties of the normal alkanoic acids. II. Molar heat capacities of seven even-numbered normal alkanoic acids,
J. Chem. Thermodynam., 1982, 14, 771-778. [all data]
Stohmann and Wilsing, 1885
Stohmann, F.; Wilsing, H.,
Ueber die specifische Wärme und die Schmelzwärme der Myristinsäure und der Laurinsäure,
J. Prakt. Chem., 1885, 140, 80-93. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔcH°solid Enthalpy of combustion of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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