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

Ethane, 1,1-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.


Phase change data

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, 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
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil337.7KN/AWeast and Grasselli, 1989BS
Tboil334.45KN/ATimmermans, 1927Uncertainty assigned by TRC = 0.5 K; source of data not clear; TRC
Tboil336.KN/ASchiff, 1884Uncertainty assigned by TRC = 2. K; TRC
Quantity Value Units Method Reference Comment
Deltavap36.4 ± 0.1kJ/molCKusano and Wadso, 1970AC

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
33.4288.AStephenson and Malanowski, 1987Based on data from 273. - 333. K. See also Nicolini and Laffitte, 1949 and Dykyj, 1971.; 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
273. - 333.3.918881087.364-59.707Nicolini and Laffitte, 1949, 2Coefficents calculated by NIST from author's data.

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:


Reaction thermochemistry data

Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, 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

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Ethane, 1,1-dimethoxy- + Water = 2Methyl Alcohol + Acetaldehyde

By formula: C4H10O2 + H2O = 2CH4O + C2H4O

Quantity Value Units Method Reference Comment
Deltar36.07 ± 0.063kJ/molCmWiberg, 1980liquid phase; solvent: Water; Hydrolysis

Gas phase ion energetics data

Go To: Top, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, 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:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard

Ionization energy determinations

IE (eV) Method Reference Comment
10. ± 10.PIWatanabe, Nakayama, et al., 1962RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C3H7O+9.98 ± 0.05CH3OEIHolmes and Lossing, 1984LBLHLM
C3H7O+10.63 ± 0.04CH3OEIMartin, Lampe, et al., 1966RDSH
C3H7O2+9.74CH3EIHolmes and Lossing, 1982LBLHLM
C3H7O2+10.34 ± 0.07CH3EIMartin, Lampe, et al., 1966RDSH

IR Spectrum

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, References, Notes

Data compiled by: Coblentz Society, Inc.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director


Mass spectrum (electron ionization)

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Gas Chromatography, NIST Free Links, 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 Japan AIST/NIMC Database- Spectrum MS-NW-4369
NIST MS number 228234

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.


Gas Chromatography

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), NIST Free Links, 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

Kovats' RI, non-polar column, isothermal

View large format table.

Column type Active phase Temperature (C) I Reference Comment
PackedSqualane50.547.Becerra, Sánchez, et al., 1982N2, Chromosorb W-AM; Column length: 6. m
PackedApiezon L120.551.Bogoslovsky, Anvaer, et al., 1978Celite 545
PackedApiezon L160.554.Bogoslovsky, Anvaer, et al., 1978Celite 545
CapillarySqualane115.563.Lafosse and Thuaud-Chourrout, 1975Column length: 100. m; Column diameter: 0.25 mm

Normal alkane RI, non-polar column, custom temperature program

View large format table.

Column type Active phase I Reference Comment
CapillaryMethyl Silicone588.Zenkevich, 1995Program: not specified

References

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

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]

Timmermans, 1927
Timmermans, J., The Melting Point of Organic Substances, Bull. Soc. Chim. Belg., 1927, 36, 502. [all data]

Schiff, 1884
Schiff, R., The Capillary Constants of Liquids at Their Boiling Point, Justus Liebigs Ann. Chem., 1884, 223, 47-106. [all data]

Kusano and Wadso, 1970
Kusano, K.; Wadso, I., Enthalpies of vaporization of organic compounds, Acta Chem. Scand., 1970, 24, 2037-2042. [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]

Nicolini and Laffitte, 1949
Nicolini, E.; Laffitte, P., Compt. Rend., 1949, 229, 757. [all data]

Dykyj, 1971
Dykyj, J., Petrochemia, 1971, 11, 2, 27. [all data]

Nicolini and Laffitte, 1949, 2
Nicolini, E.; Laffitte, P., Tensions de Vapeur de Quelques Liquides Organiques Purs, Compt. Rend., 1949, 229, 757-759. [all data]

Wiberg, 1980
Wiberg, K.B., Energies of organic compounds, Rept. DOE-E(11-1)4060 Prepared for US Dept. of Energy by Yale Univ., New Haven, CT. Avail. NTIS, 1980, 1-24. [all data]

Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J., Ionization potentials of some molecules, J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]

Holmes and Lossing, 1984
Holmes, J.L.; Lossing, F.P., Heats of formation of organic radicals from appearance energies, Int. J. Mass Spectrom. Ion Processes, 1984, 58, 113. [all data]

Martin, Lampe, et al., 1966
Martin, R.H.; Lampe, F.W.; Taft, R.W., An electron-impact study of ionization and dissociation in methoxy- and halogen- substituted methanes, J. Am. Chem. Soc., 1966, 88, 1353. [all data]

Holmes and Lossing, 1982
Holmes, J.L.; Lossing, F.P., Towards a general scheme for estimating the heats of formation of organic ions in the gas phase. Part II. The effect of substitution at charge-bearing sites, Can. J. Chem., 1982, 60, 2365. [all data]

Becerra, Sánchez, et al., 1982
Becerra, M.R.; Sánchez, E.F.; Domínguez, J.A.G.; Muñoz, J.G.; Molera, M.J., The use of gaseous and liquid n-paraffins in GC identification of oxidation products of acetondimethyl acetal, J. Chromatogr. Sci., 1982, 20, 8, 363-366, https://doi.org/10.1093/chromsci/20.8.363 . [all data]

Bogoslovsky, Anvaer, et al., 1978
Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192. [all data]

Lafosse and Thuaud-Chourrout, 1975
Lafosse, M.; Thuaud-Chourrout, N., Etude du comportement de composés halogénés et mèthoxylés en CG dans le cas de quatre phases stationnaires liquides pouvant former des liaisons de type donneur-accepteur d'électrons avec les groupes fonctionnels de ces composés, Chromatographia, 1975, 8, 4, 195-202, https://doi.org/10.1007/BF02274456 . [all data]

Zenkevich, 1995
Zenkevich, I.G., Calculation of Gas-Chromatographic Retention Indices from Physico-Chemical Constants of Organic Compounds, Z. Anal. Chem., 1995, 50, 10, 1048-1056. [all data]


Notes

Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, NIST Free Links, References