Carbonic acid, dimethyl ester
- Formula: C3H6O3
- Molecular weight: 90.0779
- IUPAC Standard InChIKey: IEJIGPNLZYLLBP-UHFFFAOYSA-N
- CAS Registry Number: 616-38-6
- 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: Dimethyl carbonate; Methyl carbonate; Methyl carbonate ((MeO)2CO); CH3OCOOCH3; UN 1161; Dimethyl ester of carbonic acid
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Phase change data
Go To: Top, Mass spectrum (electron ionization), 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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 363.5 ± 0.4 | K | AVG | N/A | Average of 9 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 267.55 | K | N/A | Biltz, Fischer, et al., 1930 | Uncertainty assigned by TRC = 0.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 557. | K | N/A | Steele, Chirico, et al., 1997 | Uncertainty assigned by TRC = 2. K; TRC |
Tc | 557. | K | N/A | Steele, Chirico, et al., 1997, 2 | Uncertainty assigned by TRC = 2. K; same data as in 1997 stechi 0; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 48.00 | bar | N/A | Steele, Chirico, et al., 1997 | Uncertainty assigned by TRC = 1.50 bar; derived from fit of obs. vapor pressure; TRC |
Pc | 48.00 | bar | N/A | Steele, Chirico, et al., 1997, 2 | Uncertainty assigned by TRC = 3.00 bar; same data as in 1997 stechi 0; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 3.97 | mol/l | N/A | Steele, Chirico, et al., 1997 | Uncertainty assigned by TRC = 0.11 mol/l; TRC |
ρc | 3.80 | mol/l | N/A | Steele, Chirico, et al., 1997, 2 | Uncertainty assigned by TRC = 0.17 mol/l; same data as in 1997 stechi 0; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 38.0 ± 0.2 | kJ/mol | GS | Kozlova, Emel'yanenko, et al., 2008 | Based on data from 274. to 304. K.; AC |
ΔvapH° | 37.7 ± 0.2 | kJ/mol | EB | Steele, Chirico, et al., 1997, 3 | Based on data from 311. to 397. K. See also Steele, Chirico, et al., 1997, 4.; AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
36.4 | 341. | Rodriguez, Canosa, et al., 2002 | Based on data from 326. to 411. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
11.58 | 278.2 | Ding, 2004 | AC |
Mass spectrum (electron ionization)
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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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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 | NIST Mass Spectrometry Data Center, 1992 |
NIST MS number | 125434 |
References
Go To: Top, Phase change data, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Biltz, Fischer, et al., 1930
Biltz, W.; Fischer, W.; Wunnenberg, E.,
Molecular and Atomic Volumes. The Volume Requirements of Crystalline Organic Compounds and Low Temperatures,
Z. Phys. Chem., Abt. A, 1930, 151, 13-55. [all data]
Steele, Chirico, et al., 1997
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.,
Vapor Pressure, Heat Capacity, and Density along the Saturated Line, Measurements for Dimethyl Isophthalate, Dimethyl Carbonate, 1,3,5-Trimethyl benzene, Pentafluorophenol, 4-tert-Butylcatechol, .alp,
J. Chem. Eng. Data, 1997, 42, 1008-20. [all data]
Steele, Chirico, et al., 1997, 2
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.; Smith, N.K.,
Thermocynamic Properties and Ideal-Gas Enthalpies of Formation for Carbonate, Piperazine, Hexachloroprop-1-ene, Tetrakis(dimethylamino) ethylene, N,N'-Bis(2-hydroxyethyl)ethylenediamine, and 1,2,4-Tr,
J. Chem. Eng. Data, 1997, 42, 1037-52. [all data]
Kozlova, Emel'yanenko, et al., 2008
Kozlova, Svetlana A.; Emel'yanenko, Vladimir N.; Georgieva, Miglena; Verevkin, Sergey P.; Chernyak, Yury; Schäffner, Benjamin; Börner, Armin,
Vapour pressure and enthalpy of vaporization of aliphatic dialkyl carbonates,
The Journal of Chemical Thermodynamics, 2008, 40, 7, 1136-1140, https://doi.org/10.1016/j.jct.2008.02.012
. [all data]
Steele, Chirico, et al., 1997, 3
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.; Smith, N.K.,
Thermodynamic Properties and Ideal-Gas Enthalpies of Formation for Dicyclohexyl Sulfide, Diethylenetriamine, Di- n -octyl Sulfide, Dimethyl Carbonate, Piperazine, Hexachloroprop-1-ene, Tetrakis(dimethylamino)ethylene, N , N '-Bis-(2-hydroxyethyl)ethylenediamine, and 1,2,4-Triazolo[1,5- a ]pyrimidine,
J. Chem. Eng. Data, 1997, 42, 6, 1037-1052, https://doi.org/10.1021/je9700986
. [all data]
Steele, Chirico, et al., 1997, 4
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.,
Vapor Pressure, Heat Capacity, and Density along the Saturation Line, Measurements for Dimethyl Isophthalate, Dimethyl Carbonate, 1,3,5-Triethylbenzene, Pentafluorophenol, 4- tert -Butylcatechol, α-Methylstyrene, and N , N '-Bis(2-hydroxyethyl)ethylenediamine,
J. Chem. Eng. Data, 1997, 42, 6, 1008-1020, https://doi.org/10.1021/je970102d
. [all data]
Rodriguez, Canosa, et al., 2002
Rodriguez, A.; Canosa, J.; Dominguez, A.; Tojo, J.,
Isobaric vapour--liquid equilibria of dimethyl carbonate with alkanes and cyclohexane at 101.3 kPa,
Fluid Phase Equilibria, 2002, 198, 1, 95-109, https://doi.org/10.1016/S0378-3812(01)00761-0
. [all data]
Ding, 2004
Ding, Michael S.,
Liquid-Solid Phase Equilibria and Thermodynamic Modeling for Binary Organic Carbonates,
J. Chem. Eng. Data, 2004, 49, 2, 276-282, https://doi.org/10.1021/je034134e
. [all data]
Notes
Go To: Top, Phase change data, Mass spectrum (electron ionization), References
- Symbols used in this document:
Pc Critical pressure Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point ΔfusH Enthalpy of fusion ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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