1,3-Benzenedicarboxylic acid, dimethyl ester
- Formula: C10H10O4
- Molecular weight: 194.1840
- IUPAC Standard InChIKey: VNGOYPQMJFJDLV-UHFFFAOYSA-N
- CAS Registry Number: 1459-93-4
- 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: Isophthalic acid, dimethyl ester; Dimethyl isophthalate; Dimethyl m-phthalate; Dimethyl 1,3-benzenedicarboxylate; Methyl isophthalate; Methyl 3-(carbomethoxy)benzoate; Dimethylester kyseliny tereftalove; Dimethylester kyseliny isoftalove; Dimethyl benzene-1,3-dicarboxylate; Morflex 1129; Uniplex 270; 1,3-Benzenedicarboxylic acid, 1,3-dimethyl ester; NSC 15313
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, 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
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -629.2 ± 2.0 | kJ/mol | Ccb | Roux, Jimenez, et al., 1998 | ALS |
ΔfH°gas | -630.0 | kJ/mol | N/A | Colomina, Laynez, et al., 1972 | Value computed using ΔfHsolid° value of -730.9±1.0 kj/mol from Colomina, Laynez, et al., 1972 and ΔsubH° value of 100.9 kj/mol from Roux, Jimenez, et al., 1998.; DRB |
Condensed phase thermochemistry data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°solid | -730.1 ± 2.0 | kJ/mol | Ccb | Roux, Jimenez, et al., 1998 | |
ΔfH°solid | -730.9 ± 1.0 | kJ/mol | Ccb | Colomina, Laynez, et al., 1972 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -4634.2 ± 1.5 | kJ/mol | Ccb | Roux, Jimenez, et al., 1998 | Corresponding ΔfHºsolid = -730.1 kJ/mol (simple calculation by NIST; no Washburn corrections) |
ΔcH°solid | -4633.37 ± 0.88 | kJ/mol | Ccb | Colomina, Laynez, et al., 1972 | Corresponding ΔfHºsolid = -730.88 kJ/mol (simple calculation by NIST; no Washburn corrections) |
Phase change data
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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
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 555.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Tboil | 555. | K | N/A | Buckingham and Donaghy, 1982 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 340.9 to 341.4 | K | N/A | Buckingham and Donaghy, 1982 | BS |
Tfus | 340.7 | K | N/A | Dozen, Fujishima, et al., 1978 | Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 341.5 | K | N/A | Steele, Chirico, et al., 1997 | Uncertainty assigned by TRC = 0.3 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 766. | K | N/A | Steele, Chirico, et al., 1997 | Uncertainty assigned by TRC = 6. K; derived from fit of obs. vapor pressure; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 26.50 | bar | N/A | Steele, Chirico, et al., 1997 | Uncertainty assigned by TRC = 2.00 bar; derived from fit of obs. vapor pressure; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 1.761 | mol/l | N/A | Steele, Chirico, et al., 1997 | Uncertainty assigned by TRC = 0.13 mol/l; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 77.2 ± 0.8 | kJ/mol | EB,IP | Steele, Chirico, et al., 1997, 2 | Based on data from 350. to 607. K.; AC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 100.7 | kJ/mol | C | Maksimuk, Kabo, et al., 1998 | AC |
ΔsubH° | 100.9 ± 0.2 | kJ/mol | C | Roux, Jimenez, et al., 1998 | ALS |
ΔsubH° | 100.9 | kJ/mol | N/A | Roux, Jimenez, et al., 1998 | DRB |
ΔsubH° | 100.9 ± 0.2 | kJ/mol | N/A | Victoria Roux, Jime´nez, et al., 1998 | AC |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
397.2 | 0.016 | Weast and Grasselli, 1989 | BS |
397. | 0.016 | Buckingham and Donaghy, 1982 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
60.5 | 408. | A,GS | Stephenson and Malanowski, 1987 | Based on data from 393. to 550. K. See also Voitkevich, 1963.; AC |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
100.7 ± 0.2 | 302. | ME | Victoria Roux, Jime´nez, et al., 1998 | Based on data from 295. to 309. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
25.3 | 341.2 | Acree, 1993 | AC |
Gas phase ion energetics data
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 843.5 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 814.3 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.550032 | ECD | Kuhn, Levins, et al., 1968 | Done at constant temperature, accuracy uncertain: Chen and Wentworth, 1989;; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.84 ± 0.09 | EI | Kuhn, Levins, et al., 1968 | RDSH |
IR Spectrum
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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
Gas Phase Spectrum
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Additional Data
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Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Sadtler Research Labs Under US-EPA Contract |
State | gas |
Mass spectrum (electron ionization)
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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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Due to licensing restrictions, this spectrum cannot be downloaded.
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 | Chuck Anderson, Aldrich Chemical Co. |
NIST MS number | 107396 |
Gas Chromatography
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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
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Ultra-1 | 125. | 1470. | Herrmann, Dufka, et al., 1986 | 25. m/0.20 mm/0.32 μm, N2 |
Capillary | Ultra-1 | 150. | 1479. | Herrmann, Dufka, et al., 1986 | 25. m/0.20 mm/0.32 μm, N2 |
Capillary | Ultra-1 | 175. | 1488. | Herrmann, Dufka, et al., 1986 | 25. m/0.20 mm/0.32 μm, N2 |
Capillary | Ultra-1 | 200. | 1499. | Herrmann, Dufka, et al., 1986 | 25. m/0.20 mm/0.32 μm, N2 |
Capillary | OV-101 | 230. | 1512. | Friocourt, Berthou, et al., 1979 | 50. m/0.3 mm/0.35 μm, N2 |
Packed | OV-1 | 150. | 1478. | Fedoreev and Maksimov, 1977 | Gaschrom; Column length: 1.5 m |
Kovats' RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Packed | SE-30 | 1488. | Ramsey, Lee, et al., 1980 | He, Chromosorb G HP (80-100 mesh); Column length: 1.5 m; Program: not specified |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Packed | SE-30 | 1476. | Peng, Ding, et al., 1988 | Supelcoport; Chromosorb; Column length: 3.05 m; Program: 40C(5min) => 10C/min => 200C or 250C (60min) |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Ultra-1 | 1457. | Okumura, 1991 | 25. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Polydimethyl siloxanes | 1479. | Zenkevich, 2003 | Program: not specified |
Other | Methyl Silicone | 1488. | Ardrey and Moffat, 1981 | Program: not specified |
Lee's RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 | 256.92 | Pedersen, Durant, et al., 2005 | 30. m/0.25 mm/0.25 μm, Helium, 50. C @ 1.5 min, 6. K/min, 310. C @ 10. min |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Roux, Jimenez, et al., 1998
Roux, M.A.; Jimenez, P.; Davalos, J.Z.; Turrion, C.; Afeefy, H.Y.; Liebman, J.F.,
Enthalpies of formation of methyl benzenecarboxylates,
J. Chem. Soc. Faraday Trans., 1998, 94, 887-890. [all data]
Colomina, Laynez, et al., 1972
Colomina, M.; Laynez, J.L.; Perez-Ossorio, R.; Turrion, C.,
Enthalpies of combustion and formation of six methyl esters of benzene carboxylic acids,
J. Chem. Thermodyn., 1972, 4, 499-506. [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]
Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M.,
Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]
Dozen, Fujishima, et al., 1978
Dozen, Y.; Fujishima, S.; Shingu, H.,
Structures and fusion parameters of methoxycarbonyl-benzenes and -naphthalenes,
Thermochim. Acta, 1978, 25, 2, 209, https://doi.org/10.1016/0040-6031(78)85008-4
. [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.,
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]
Maksimuk, Kabo, et al., 1998
Maksimuk, Yury V.; Kabo, Gennady J.; Simirsky, Vladimir V.; Kozyro, Alexander A.; Sevruk, Victor M.,
Standard Enthalpies of Formation of Some Methyl Esters of Benzene Carboxylic Acids,
J. Chem. Eng. Data, 1998, 43, 3, 293-298, https://doi.org/10.1021/je970116j
. [all data]
Victoria Roux, Jime´nez, et al., 1998
Victoria Roux, María; Jime´nez, Pilar; Dávalos, Juan Z.; Turrión, Concepción; Afeefy, Hussein Y.; Liebman, Joel F.,
Enthalpies of formation of methyl benzenecarboxylates,
Faraday Trans., 1998, 94, 7, 887-890, https://doi.org/10.1039/a800401c
. [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]
Voitkevich, 1963
Voitkevich, S.A.,
Tr. Vses. Nauchn.-Issled. Inst. Sintetich. i Natural'n Dushistykh Veshchestv., 1963, 91. [all data]
Acree, 1993
Acree, William E.,
Thermodynamic properties of organic compounds,
Thermochimica Acta, 1993, 219, 97-104, https://doi.org/10.1016/0040-6031(93)80486-T
. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Kuhn, Levins, et al., 1968
Kuhn, W.F.; Levins, R.J.; Lilly, A.C., Jr.,
Electron affinities and ionization potentials of phthalate compounds,
J. Chem. Phys., 1968, 49, 5550. [all data]
Chen and Wentworth, 1989
Chen, E.C.M.; Wentworth, W.E.,
Experimental Determination of Electron Affinities of Organic Molecules,
Mol. Cryst. Liq. Cryst., 1989, 171, 271. [all data]
Herrmann, Dufka, et al., 1986
Herrmann, F.; Dufka, O.; Churacek, J.,
Fused-Silica Capillary Gas Chromatography-Mass Spectrometry of Some Dicarboxylic Acids Present in Condensation-Type Polymers I. Dimethyl Esters,
J. Chromatogr., 1986, 360, 79-88, https://doi.org/10.1016/S0021-9673(00)91653-4
. [all data]
Friocourt, Berthou, et al., 1979
Friocourt, M.P.; Berthou, F.; Picart, D.; Dreano, Y.; Floch, H.H.,
Glass Capillary Column Gas Chromatography of Phthalate Esters,
J. Chromatogr., 1979, 172, 1, 261-271, https://doi.org/10.1016/S0021-9673(00)90961-0
. [all data]
Fedoreev and Maksimov, 1977
Fedoreev, S.A.; Maksimov, O.B.,
The study of the composition of aromatic esters by gas-liquid chromatography,
Solid Fuel Chem. (Engl. Transl.), 1977, 17-22. [all data]
Ramsey, Lee, et al., 1980
Ramsey, J.D.; Lee, T.D.; Osselton, M.D.; Moffat, A.C.,
Gas-liquid chromatographic retention indices of 296 non-drug substances on SE-30 or OV-1 likely to be encountered in toxicological analyses,
J. Chromatogr., 1980, 184, 2, 185-206, https://doi.org/10.1016/S0021-9673(00)85641-1
. [all data]
Peng, Ding, et al., 1988
Peng, C.T.; Ding, S.F.; Hua, R.L.; Yang, Z.C.,
Prediction of Retention Indexes I. Structure-Retention Index Relationship on Apolar Columns,
J. Chromatogr., 1988, 436, 137-172, https://doi.org/10.1016/S0021-9673(00)94575-8
. [all data]
Okumura, 1991
Okumura, T.,
retention indices of environmental chemicals on methyl silicone capillary column,
Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333
. [all data]
Zenkevich, 2003
Zenkevich, I.G.,
Criteria for Evaluation of Elution Order of Isomeric Organic Compounds,
Zh. Phys. Khim. (Rus.), 2003, 77, 1, 92-98. [all data]
Ardrey and Moffat, 1981
Ardrey, R.E.; Moffat, A.C.,
Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phase,
J. Chromatogr., 1981, 220, 3, 195-252, https://doi.org/10.1016/S0021-9673(00)81925-1
. [all data]
Pedersen, Durant, et al., 2005
Pedersen, D.U.; Durant, J.L.; Taghizadeh, K.; Hemond, H.F.; Lafleur, A.L.; Cass, G.R.,
Human cell mutagenes in respirable airborne particles from the Northeastern United States. 2. Quantification of mutagenes and other organic compounds.,
Environ. Sci. Technol., 2005, 39, 24, 9547-9560, https://doi.org/10.1021/es050886c
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
EA Electron affinity Pc Critical pressure Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point Ttriple Triple point temperature ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔfusH Enthalpy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions 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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