Silane, dichlorodimethyl-

• Formula: C₂H₆Cl₂Si
• Molecular weight: 129.061
• IUPAC Standard InChI: InChI=1S/C2H6Cl2Si/c1-5(2,3)4/h1-2H3 Copy

  
• IUPAC Standard InChIKey: LIKFHECYJZWXFJ-UHFFFAOYSA-N Copy
• CAS Registry Number: 75-78-5
• 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: Dichlorodimethylsilane; Dichlorodimethylsilicon; Dimethyldichlorosilane; Inerton Aw-dmcs; (CH3)2SiCl2; Dimethyldichlorsilane; Dimethyl-dichlorsilan; UN 1162
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • IR Spectrum
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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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: Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

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:
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
DH - Eugene S. Domalski and Elizabeth D. Hearing

Enthalpy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Enthalpy of fusion

Entropy of fusion

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 compiled by: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

• SOLUTION (5% CCl4 FOR 3800-1300, 2% CS2 FOR 1300-550, AND 5% CCl4 FOR 600-230); PERKIN-ELMER 521 (GRATING); 2 cm^-1 resolution

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

• gas

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

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References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Gas Chromatography, Notes

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

Samorukov and Kostryukov, 1971
Samorukov, O.P.; Kostryukov, V.N., Thermodynamics of organic derivatives of chlorosilanes. Low-temperature heat capacities, melting points, heats of fusion, and thermodynamic functions of the condensed phases of trichloromethylsilane and dichloromethylsilane, Russ. J. Phys. Chem., 1971, 45, 747-748. [all data]

Sacarescu, Marcu, et al., 1995
Sacarescu, L.; Marcu, M.; Luchian, N.; Sacarescu, G., Vapor-Liquid Equilibria for Dichlorodimethylsilane + Heptane, J. Chem. Eng. Data, 1995, 40, 71-3. [all data]

PCR Inc., 1990
PCR Inc., Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]

Rugina, Gaspar, et al., 1987
Rugina, T.; Gaspar, M.; Sacarescu, L., Liquid-vapor equilibrium for a binary system of dichlorodimethyl-silane with trichloromethylsilane, chloromethylsilane and silicontetrachloride., Rev. Chim. (Bucharest), 1987, 38, 680. [all data]

McBride and Beachell, 1948
McBride, J.J.; Beachell, H.C., The peroxide-catalyzed chlorination of trimethylchlorosilane and t-butyl chloride, J. Am. Chem. Soc., 1948, 70, 2532. [all data]

Samorukov and Kostryukov, 1971, 2
Samorukov, O.P.; Kostryukov, V.N., Low temp. heat capacities melting points, heats of fusion, and thermodyna- mic functions of the condensed phases of trichloromethylsilane and dichloromethylsilane dichlorodimethylsilane, Russ. J. Phys. Chem. (Engl. Transl.), 1971, 45, 747-8. [all data]

Stepanov and Nozdrev, 1968
Stepanov, N.G.; Nozdrev, V.F., Physical Properties of Certain Organic Derivatives of Chlorosilane in the Critical Region, Russ. J. Phys. Chem. (Engl. Transl.), 1968, 42, 1300-2. [all data]

Jenkins and Chambers, 1954
Jenkins, Arthur C.; Chambers, George F., Vapor Pressures of Silicon Compounds, Ind. Eng. Chem., 1954, 46, 11, 2367-2369, https://doi.org/10.1021/ie50539a043 . [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, https://doi.org/10.1063/1.555985 . [all data]

Green, Lappert, et al., 1971
Green, M.C.; Lappert, M.F.; Pedley, J.B.; Schmidt, W.; Wilkins, B.T., Photoelectron spectra energy level trends in Me_nSiCl_4-n and related series, J. Organomet. Chem., 1971, 31, 55. [all data]

Kirichenko, Markov, et al., 1975
Kirichenko, É.A.; Markov, B.A.; Kochetov, V.A.; Kuznetsova, T.I., Chromatographic retention indices of alkylchlorosilanes, Zh. Anal. Khim., 1975, 30, 6, 1038-1040. [all data]

Ainshtein and Shulyatieva, 1972
Ainshtein, A.A.; Shulyatieva, T.I., Retention indices of alkyl- and arylchlorosilanes, Zh. Anal. Khim., 1972, 27, 816-821. [all data]

Garzó, Fekete, et al., 1967
Garzó, G.; Fekete, J.; Blazsó, M., Determination of the gas chromatographic retention indices of various organometallic compounds, Acta Chim. Acad. Sci. Hung., 1967, 51, 4, 359-369. [all data]

Notes

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• Symbols used in this document:
  

  Cp,liquid	Constant pressure heat capacity of liquid
  Pc	Critical pressure
  S°liquid	Entropy of liquid at standard conditions
  Tboil	Boiling point
  Tc	Critical temperature
  Ttriple	Triple point temperature
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔvapH	Enthalpy of vaporization
  ρc	Critical density

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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