Bis(trimethylsilyl)acetylene

• Formula: C₈H₁₈Si₂
• Molecular weight: 170.3995
• IUPAC Standard InChI: InChI=1S/C8H18Si2/c1-9(2,3)7-8-10(4,5)6/h1-6H3 Copy

  
• IUPAC Standard InChIKey: ZDWYFWIBTZJGOR-UHFFFAOYSA-N Copy
• CAS Registry Number: 14630-40-1
• 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: 1,2-Bis(trimethylsilyl)acetylene; Silane, 1,2-ethynediylbis[trimethyl-; 2,5-Disilahex-3-yne, 2,2,5,5-tetramethyl-; Acetylene, bis(trimethylsilyl)-; Bis(trimethylsilyl)ethyne; 1,2-Bis(trimethylsilyl)ethyne; Silane, 1,1'-(1,2-ethynediyl)bis[1,1,1-trimethyl-
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• Information on this page:
  • Phase change data
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • References
  • Notes
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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 by: Robert L. Brown and Stephen E. Stein

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 as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C₈H₁₈Si₂⁺ (ion structure unspecified)

Ionization energy determinations

Appearance energy determinations

Mass spectrum (electron ionization)

Go To: Top, Phase change data, Gas phase ion energetics 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

References

Go To: Top, Phase change data, Gas phase ion energetics 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.

Farchan Laboratories, 1990
Farchan Laboratories, Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [all data]

PCR Inc., 1990
PCR Inc., Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 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]

Matsumoto, Akaiwa, et al., 1986
Matsumoto, H.; Akaiwa, K.; Nagai, Y.; Ohno, K.; Imai, K.; Masuda, S.; Harada, Y., Analysis of stereochemical properties of molecular orbitals of (trimethylsilyl)acetylenes by penning ionization electron spectroscopy, Organometallics, 1986, 5, 1526. [all data]

Bock and Seidl, 1968
Bock, H.; Seidl, H., d-Orbital effects in siliconsubstituted π-electron systems. Part XII. Some spectroscopic properties of alkyl and silyl acetylenes and polyacetylenes, J. Chem. Soc. B, 1968, 1158. [all data]

Notes

Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References

• Symbols used in this document:
  

  AE	Appearance energy
  Tboil	Boiling point

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