Dodecanoic acid, methyl ester
- Formula: C13H26O2
- Molecular weight: 214.3443
- IUPAC Standard InChIKey: UQDUPQYQJKYHQI-UHFFFAOYSA-N
- CAS Registry Number: 111-82-0
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Lauric acid, methyl ester; Metholene 2296; Methyl dodecanoate; Methyl dodecylate; Methyl laurate; Methyl laurinate; Methyl n-dodecanoate; Uniphat A40; NSC 5027
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Phase change 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:
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 |
---|---|---|---|---|---|
Tfus | 278.45 | K | N/A | Gaikwad and Subrahmanyam, 1985 | Uncertainty assigned by TRC = 0.35 K; TRC |
Tfus | 278. | K | N/A | Adriaanse, Dekker, et al., 1964 | Uncertainty assigned by TRC = 0.05 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 712.15 | K | N/A | Ambrose, 1963 | Uncertainty assigned by TRC = 3. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 18.4 ± 0.1 | kcal/mol | AVG | N/A | Average of 6 values; Individual data points |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
535.2 | 1.01 | Weast and Grasselli, 1989 | BS |
414.2 | 0.020 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
17.1 | 350. | N/A | van Genderen, van Miltenburg, et al., 2002 | AC |
16.9 ± 0.05 | 356. | N/A | van Genderen, van Miltenburg, et al., 2002 | AC |
17.9 | 310. | N/A | Bureau, Jose, et al., 2001 | Based on data from 295. to 452. K.; AC |
12.7 | 498. | GC | Husain, Sarma, et al., 1993 | Based on data from 453. to 543. K.; AC |
20.0 | 302. | A | Stephenson and Malanowski, 1987 | Based on data from 287. to 333. K.; AC |
15.2 | 422. | A | Stephenson and Malanowski, 1987 | Based on data from 407. to 540. K. See also Rose and Schrodt, 1963.; AC |
19.3 | 293. | V | Spizzichino, 1956 | ALS |
16.57 | 293. | V | Scott, Macmillan, et al., 1952 | ALS |
17.1 | 351. | MG,OM | Scott, Macmillan, et al., 1952 | Based on data from 336. to 409. K.; AC |
14.9 | 388. | N/A | Althouse and Triebold, 1944 | Based on data from 373. to 439. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
373. to 439. | 4.81136 | 2303.546 | -61.592 | Althouse and Triebold, 1944 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
29.11 ± 0.50 | 267. | ME | Davies and Kybett, 1965 | Based on data from 262. to 273. K. See also Stephenson and Malanowski, 1987.; AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Gaikwad and Subrahmanyam, 1985
Gaikwad, B.R.; Subrahmanyam, V.V.,
Melting behavior of fatty alcohols and their binary blends.,
J. Indian Chem. Soc., 1985, 62, 513. [all data]
Adriaanse, Dekker, et al., 1964
Adriaanse, N.; Dekker, H.; Coops, J.,
Some Physical Constants of Normal, Saturated Fatty Acids and Their Methyl Esters,
Recl. Trav. Chim. Pays-Bas, 1964, 83, 557. [all data]
Ambrose, 1963
Ambrose, D.,
Critical Temperatures of Some Phenols and Other Organic Compounds,
Trans. Faraday Soc., 1963, 59, 1988. [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]
van Genderen, van Miltenburg, et al., 2002
van Genderen, Aad C.G.; van Miltenburg, J. Cees; Blok, Jacobus G.; van Bommel, Mark J.; van Ekeren, Paul J.; van den Berg, Gerrit J.K.; Oonk, Harry A.J.,
Liquid--vapour equilibria of the methyl esters of alkanoic acids: vapour pressures as a function of temperature and standard thermodynamic function changes,
Fluid Phase Equilibria, 2002, 202, 1, 109-120, https://doi.org/10.1016/S0378-3812(02)00097-3
. [all data]
Bureau, Jose, et al., 2001
Bureau, N.; Jose, J.; Mokbel, I.; de Hemptinne, J-C,
Vapour pressure measurements and prediction for heavy esters,
The Journal of Chemical Thermodynamics, 2001, 33, 11, 1485-1498, https://doi.org/10.1006/jcht.2001.0859
. [all data]
Husain, Sarma, et al., 1993
Husain, Sajid; Sarma, P. Nageswara; Swamy, G.Y.S.K.; Devi, K. Sita,
Determination of physicochemical properties of some fatty acid methyl esters by gas liquid chromatography,
J Am Oil Chem Soc, 1993, 70, 2, 149-155, https://doi.org/10.1007/BF02542618
. [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]
Rose and Schrodt, 1963
Rose, Arthur; Schrodt, Verle N.,
Correlation and Prediction of Vapor Pressures of Homologs. Use of Structure Parameters and Gas Chromatography Data.,
J. Chem. Eng. Data, 1963, 8, 1, 9-13, https://doi.org/10.1021/je60016a002
. [all data]
Spizzichino, 1956
Spizzichino, C.,
Contribution a l'etude des tensions de vapeur et des chaleurs de vaporisation des acides gras, esters methyliques et alcools gras a des pressions inferieures a 1 mm de mercure,
J. des Recherches du C.N.R.S., 1956, 34, 1-24. [all data]
Scott, Macmillan, et al., 1952
Scott, T.A., Jr.; Macmillan, D.; Melvin, E.H.,
Vapor pressures and distillation of methyl esters of some fatty acids,
Ind. Eng. Chem., 1952, 44, 172-175. [all data]
Althouse and Triebold, 1944
Althouse, Paul M.; Triebold, Howard O.,
Physical Constants of Methyl Esters of Commonly Occurring Fatty Acids Vapor Pressure,
Ind. Eng. Chem. Anal. Ed., 1944, 16, 10, 605-606, https://doi.org/10.1021/i560134a003
. [all data]
Davies and Kybett, 1965
Davies, M.; Kybett, B.,
Sublimation and vaporization heats of long-chain alcohols,
Trans. Faraday Soc., 1965, 61, 1608. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point ΔsubH Enthalpy of sublimation ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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