N,N-Diethylaniline
- Formula: C10H15N
- Molecular weight: 149.2328
- IUPAC Standard InChIKey: GGSUCNLOZRCGPQ-UHFFFAOYSA-N
- CAS Registry Number: 91-66-7
- 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: Benzenamine, N,N-diethyl-; Aniline, N,N-diethyl-; Diethylaniline; Diethylphenylamine; N,N-Diethylaminobenzene; N,N-Diethylbenzenamine; DEA; Diaethylanilin; N,N-Diethylanilin; Phenyldiethylamine; UN 2432; (Diethylamino)benzene; N-Phenyldiethylamine; NSC 7205
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Condensed phase thermochemistry data
Go To: Top, Phase change 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 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 | 1.8 ± 3.2 | kJ/mol | Ccb | Riberio da Silva, Riberio da Silva, et al., 1996 | ALS |
ΔfH°liquid | -16. | kJ/mol | Ccb | Vriens and Hill, 1952 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -6080.6 ± 2.9 | kJ/mol | Ccb | Riberio da Silva, Riberio da Silva, et al., 1996 | ALS |
ΔcH°liquid | -6062.6 | kJ/mol | Ccb | Vriens and Hill, 1952 | ALS |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
274.5 | 302.0 | de Kolossowsky and Udowenko, 1934 | DH |
274.5 | 302.3 | Kolosovskii and Udovenko, 1934 | DH |
Phase change data
Go To: Top, Condensed phase thermochemistry 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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 490. ± 2. | K | AVG | N/A | Average of 13 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 251.85 | K | N/A | Radwan and Hanna, 1976 | Uncertainty assigned by TRC = 0.2 K; TRC |
Tfus | 251.85 | K | N/A | Timmermans, 1921 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.3 K; the stable form; TRC |
Tfus | 238.75 | K | N/A | Timmermans, 1921 | Crystal phase 2 phase; Uncertainty assigned by TRC = 0.5 K; identified as an unstable form; TRC |
Tfus | 235.1 | K | N/A | Timmermans, 1911 | Uncertainty assigned by TRC = 0.3 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 60.3 ± 6.9 | kJ/mol | V | Riberio da Silva, Riberio da Silva, et al., 1996 | ALS |
ΔvapH° | 60.3 | kJ/mol | N/A | Riberio da Silva, Riberio da Silva, et al., 1996 | DRB |
ΔvapH° | 56.5 | kJ/mol | V | Vriens and Hill, 1952 | ALS |
ΔvapH° | 56.0 | kJ/mol | N/A | Vriens and Hill, 1952 | DRB |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
54.5 | 358. | A | Stephenson and Malanowski, 1987 | Based on data from 343. to 493. K.; AC |
46.32 | 488.2 | V | Mathews and Fehlandt, 1931 | ALS |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
323. to 491.6 | 5.38274 | 2652.751 | 4.172 | Nelson and Wales, 1925 | Coefficents calculated by NIST from author's data. |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Riberio da Silva, Riberio da Silva, et al., 1996
Riberio da Silva, M.A.V.; Riberio da Silva, M.D.M.C.; Monteiro, M.F.B.M.; Gomes, M.L.A.C.N.; Chickos, J.S.; Smith, A.P.; Liebman, J.F.,
Thermochemical studies for determination of the molar enthalpy of formation of aniline derivatives,
Struct. Chem., 1996, 7, 367-373. [all data]
Vriens and Hill, 1952
Vriens, G.N.; Hill, A.G.,
Equilibria of several reactions of aromatic amines,
Ind. Eng. Chem., 1952, 44, 2732-27. [all data]
de Kolossowsky and Udowenko, 1934
de Kolossowsky, N.; Udowenko, W.W.,
Determination des chaleurs specifiques des liquides,
Compt. rend., 1934, 198, 1394-1395. [all data]
Kolosovskii and Udovenko, 1934
Kolosovskii, N.A.; Udovenko, W.W.,
Specific heat of liquids. II.,
Zhur. Obshchei Khim., 1934, 4, 1027-1033. [all data]
Radwan and Hanna, 1976
Radwan, M.H.; Hanna, A.A.,
Binary Azeotropes Containing Butyric Acid,
J. Chem. Eng. Data, 1976, 21, 285-8. [all data]
Timmermans, 1921
Timmermans, J.,
The Freezing Points of Organic Substances IV. New Exp. Determinations,
Bull. Soc. Chim. Belg., 1921, 30, 62. [all data]
Timmermans, 1911
Timmermans, J.,
Researches on the freezing point of organic liquid compounds,
Bull. Soc. Chim. Belg., 1911, 25, 300. [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]
Mathews and Fehlandt, 1931
Mathews, J.H.; Fehlandt, P.R.,
The heats of vaporization of some organic compounds,
J. Am. Chem. Soc., 1931, 53, 3212-32. [all data]
Nelson and Wales, 1925
Nelson, O.A.; Wales, H.,
Vapor Pressures and Boiling Points of Mono- and Dimthylanilines and Mono- and Diethylanilines,
J. Am. Chem. Soc., 1925, 47, 3, 867-872, https://doi.org/10.1021/ja01680a040
. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Tboil Boiling point Tfus Fusion (melting) point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions 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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