Formamide, N,N-dimethyl-

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, 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
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
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
Tboil426. ± 1.KAVGN/AAverage of 8 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus212.7KN/ADreisbach, 1955Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Tc649.6KN/ATeja and Anselme, 1990Uncertainty assigned by TRC = 0.6 K; TRC
Quantity Value Units Method Reference Comment
ρc3.82mol/lN/ATeja and Anselme, 1990Uncertainty assigned by TRC = 0.08 mol/l; TRC
Quantity Value Units Method Reference Comment
Δvap46.7 ± 0.5kJ/molCGCPanneerselvam, Antony, et al., 2009Based on data from 463. to 513. K.; AC
Δvap46.9kJ/molABarone, Castronuovo, et al., 1985See also Majer and Svoboda, 1985.; AC
Δvap47.57kJ/molEGeller, 1961ALS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
43.1361.N/AMuñoz, Montón, et al., 2005Based on data from 346. to 425. K.; AC
41.8392.N/ABlanco, Beltrán, et al., 1997Based on data from 377. to 426. K.; AC
43.6353.N/AMarzal, Gabaldon, et al., 1995Based on data from 338. to 425. K.; AC
49.2316.AStephenson and Malanowski, 1987Based on data from 301. to 426. K.; AC
42.5370.N/ABludilina, Baev, et al., 1979Based on data from 318. to 423. K.; AC
56.7346.N/AMyasinkova, Schmelev, et al., 1974Based on data from 331. to 425. K. See also Boublik, Fried, et al., 1984.; AC
46.7318.N/AGopal and Rizvi, 1968Based on data from 303. to 363. K.; AC

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
303. to 363.3.930681337.716-82.648Gopal and Rizvi, 1968, 2Coefficents calculated by NIST from author's data.

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Method Reference Comment
8.950212.85N/AKaryakin, Rabinovich, et al., 1978DH
8.95212.9ACSmirnova, Tsvetkova, et al., 2007AC
8.95212.9N/ADomalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
41.8212.85Karyakin, Rabinovich, et al., 1978DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


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.

Dreisbach, 1955
Dreisbach, R.R., Physical Properties of Chemical Compounds, Advances in Chemistry Series No. 15, Am. Chem. Soc.: Washington, D. C., 1955. [all data]

Teja and Anselme, 1990
Teja, A.S.; Anselme, M.J., The critical properties of thermally stable and unstable fluids. I. 1985 results, AIChE Symp. Ser., 1990, 86, 279, 115-21. [all data]

Panneerselvam, Antony, et al., 2009
Panneerselvam, K.; Antony, M.P.; Srinivasan, T.G.; Vasudeva Rao, P.R., Enthalpies of vaporization of N,N-dialkyl monamides at 298.15K, Thermochimica Acta, 2009, 495, 1-2, 1-4, . [all data]

Barone, Castronuovo, et al., 1985
Barone, G.; Castronuovo, G.; Della Gatta, G.; Elia, V.; Iannone, A., Enthalpies of vaporization of seven alkylamides, Fluid Phase Equilibria, 1985, 21, 1-2, 157-164, . [all data]

Majer and Svoboda, 1985
Majer, V.; Svoboda, V., Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]

Geller, 1961
Geller, B.E., Properties of the dimethylformamide water system. I. Thermochemical properties, Russ. J. Phys. Chem. (Engl. Transl.), 1961, 35, 542-564. [all data]

Muñoz, Montón, et al., 2005
Muñoz, R.; Montón, J.B.; Burguet, M.C.; de la Torre, J., Phase equilibria in the systems isobutyl alcohol+N,N-dimethylformamide, isobutyl acetate+N,N-dimethylformamide and isobutyl alcohol+isobutyl acetate+N,N-dimethylformamide at 101.3kPa, Fluid Phase Equilibria, 2005, 232, 1-2, 62-69, . [all data]

Blanco, Beltrán, et al., 1997
Blanco, Beatriz; Beltrán, Sagrario; Cabezas, José Luis; Coca, José, Phase Equilibria of Binary Systems Formed by Hydrocarbons from Petroleum Fractions and the Solvents N -Methylpyrrolidone and N , N -Dimethylformamide. 1. Isobaric Vapor-Liquid Equilibria, J. Chem. Eng. Data, 1997, 42, 5, 938-942, . [all data]

Marzal, Gabaldon, et al., 1995
Marzal, Paula; Gabaldon, Carmen; Seco, Aurora; Monton, Juan B., Isobaric Vapor-Liquid Equilibria of 1-Butanol + N,N-Dimethylformamide and 1-Pentanol + N,N-Dimethylformamide Systems at 50.00 and 100.00 kPa, J. Chem. Eng. Data, 1995, 40, 3, 589-592, . [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, . [all data]

Bludilina, Baev, et al., 1979
Bludilina, V.I.; Baev, A.K.; Matveev, V.K.; Gaidym, I.L.; Shcherbina, E.I., Zh. Fiz. Khim., 1979, 53, 1052. [all data]

Myasinkova, Schmelev, et al., 1974
Myasinkova, L.F.; Schmelev, V.A.; Vaisman, I.L.; Bushinskii, V.I.; Novokhatka, D.A., Zh. Prikl. Khim. (Leningrad), 1974, 47, 2604. [all data]

Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E., The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]

Gopal and Rizvi, 1968
Gopal, R.; Rizvi, S.A., J. Indian Chem. Soc., 1968, 45, 1, 13. [all data]

Gopal and Rizvi, 1968, 2
Gopal, R.; Rizvi, S.A., Vapour Pressures of Some Mono- and Di-Alkyl Substituted Aliphatic Amides at Different Temperatures, J. Indian Chem. Soc., 1968, 45, 1, 13-16. [all data]

Karyakin, Rabinovich, et al., 1978
Karyakin, N.V.; Rabinovich, I.B.; Pal'tseva, N.G., Thermodynamics of the reactions of aromatic diamines with dianhydrides of tetracarboxylic acids, Vysokomol. Soedin, Ser., 1978, A 20(9), 2025-2029. [all data]

Smirnova, Tsvetkova, et al., 2007
Smirnova, N.N.; Tsvetkova, L.Ya.; Bykova, T.A.; Marcus, Yizhak, Thermodynamic properties of N,N-dimethylformamide and N,N-dimethylacetamide, The Journal of Chemical Thermodynamics, 2007, 39, 11, 1508-1513, . [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, . [all data]


Go To: Top, Phase change data, References