Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Benzene, 1,2-dimethoxy-

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.


Condensed phase thermochemistry data

Go To: Top, Phase change data, IR Spectrum, 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltacliquid-1024.60 ± 0.50kcal/molCcbCass, Fletcher, et al., 1958Reanalyzed by Cox and Pilcher, 1970, Original value = -1023.9 ± 0.5 kcal/mol; Corresponding «DELTA»fliquid = -69.38 kcal/mol (simple calculation by NIST; no Washburn corrections)

Phase change data

Go To: Top, Condensed phase thermochemistry data, IR Spectrum, 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Kenneth Kroenlein 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
Tboil479.2KN/AWeast and Grasselli, 1989BS
Tboil480.KN/ABuckingham and Donaghy, 1982BS
Tboil299.95KN/ALecat, 1943Uncertainty assigned by TRC = 0.4 K; TRC
Tboil478.7KN/ALecat, 1927Uncertainty assigned by TRC = 0.5 K; TRC
Tboil480.25KN/APerkin, 1896Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Tfus288.KN/ABuckingham and Donaghy, 1982BS
Tfus295.65KN/ADeffet, 1940Uncertainty assigned by TRC = 0.3 K; TRC
Tfus295.65KN/ACauwood and Turner, 1915Uncertainty assigned by TRC = 0.5 K; TRC
Tfus296.KN/ALouguinine and Dupont, 1911Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Deltavap16.3 ± 0.33kcal/molCMatos, Miranda, et al., 2000AC
Deltavap16.0kcal/molVCass, Fletcher, et al., 1958ALS

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
363.20.013Weast and Grasselli, 1989BS

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Reference Comment
12.6388.N/ABased on data from 373. - 468. K. See also Lee, Su, et al., 2004.; AC

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:


IR Spectrum

Go To: Top, Condensed phase thermochemistry data, Phase change data, 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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Gas Phase Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

IR spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

View spectrum image in SVG format.

Download spectrum in JCAMP-DX format.

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

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, 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

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

View spectrum image in SVG format.

Download spectrum in JCAMP-DX format.

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, 1990.
NIST MS number 118454

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


References

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, 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.

Cass, Fletcher, et al., 1958
Cass, R.C.; Fletcher, S.E.; Mortimer, C.T.; Quincey, P.G.; Springall, H.D., Heats of combustion and molecular structure. Part VI. The structure of some cyclic ethers of o-dihydroxybenzene, J. Chem. Soc., 1958, 2595-2597. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [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]

Lecat, 1943
Lecat, M., Azeotropes of Ethyl Urethane and other Azeotropes, C. R. Hebd. Seances Acad. Sci., 1943, 217, 273. [all data]

Lecat, 1927
Lecat, M., New binary azeotropes: 6th list, Ann. Soc. Sci. Bruxelles, Ser. B, 1927, 47, 63-71. [all data]

Perkin, 1896
Perkin, W.H., LXIX. On Magnetic Rotatory Power, especially of Aromatic Compounds, J. Chem. Soc., 1896, 69, 1025-1257. [all data]

Deffet, 1940
Deffet, L., Piezometric Research. Temperatures of Fusion and Transformation, Bull. Soc. Chim. Belg., 1940, 49, 223. [all data]

Cauwood and Turner, 1915
Cauwood, J.D.; Turner, W.E.S., XXXI. The Dielectric Constants of Some Organic Solvents at their Melting or Boiling Points, J. Chem. Soc., Trans., 1915, 107, 276. [all data]

Louguinine and Dupont, 1911
Louguinine, W.; Dupont, G., The heat of fusion of substances which melt at ordinary temperatures., Bull. Soc. Chim. Fr., 1911, 9, 219-224. [all data]

Matos, Miranda, et al., 2000
Matos, M.A.R.; Miranda, M.S.; Morais, V.M.F., Calorimetric and Theoretical Determination of Standard Enthalpies of Formation of Dimethoxy- and Trimethoxybenzene Isomers, J. Phys. Chem. A, 2000, 104, 40, 9260-9265, https://doi.org/10.1021/jp001928g . [all data]

Lee, Su, et al., 2004
Lee, Ming-Jer; Su, Chang-Ching; Lin, Ho-mu, Isothermal Vapor-Liquid Equilibria for Binary Mixtures Composed of the Closely Boiling Compounds 1,2-Dimethoxybenzene and 2-Methoxyphenol with an Adducted Agent: tert -Butanol or Morpholine, J. Chem. Eng. Data, 2004, 49, 3, 588-593, https://doi.org/10.1021/je0302349 . [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References