Cyclotetrasiloxane, octamethyl-

• Formula: C₈H₂₄O₄Si₄
• Molecular weight: 296.6158
• IUPAC Standard InChI: InChI=1S/C8H24O4Si4/c1-13(2)9-14(3,4)11-16(7,8)12-15(5,6)10-13/h1-8H3 Copy

  
• IUPAC Standard InChIKey: HMMGMWAXVFQUOA-UHFFFAOYSA-N Copy
• CAS Registry Number: 556-67-2
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Oktamethylcyklotetrasiloxan; NUC Silicone VS 7207; CO9810; O9810; Octamethyltetrasiloxane; Octamethylcyclotetrasiloxane; Cyclotetrasilane, octamethyl
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• Information on this page:
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Phase change data
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IR Spectrum

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Data compiled by: Coblentz Society, Inc.

• SOLUTION (6% IN CCl4 FOR 3800-1300, 2% IN CS2 FOR 1300-640, AND 6% IN CCl4 FOR 640-250 CM^-1); PERKIN-ELMER 521 (GRATING); DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 2 cm^-1 resolution

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

• 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

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

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, temperature ramp

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

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References

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

Richmond and Pombo-Villar, 1998
Richmond, R.; Pombo-Villar, E., Short communication. Use of persistent trace gas chromatography artifacts for the calculation of pseudo-Sadtler retention indices, J. Chromatogr. A, 1998, 811, 1-2, 241-245, https://doi.org/10.1016/S0021-9673(98)00285-4 . [all data]

Jung, Wichmann, et al., 1999
Jung, A.; Wichmann, K.-H.; Kolb, M., VOC emission of polymeric packaging materials, LaborPraxis, 1999, 23, 9, 20-22. [all data]

Fujimoto, Ohtani, et al., 1990
Fujimoto, S.; Ohtani, H.; Yamagiwa, K.; Tsuge, S., Study on retention behavior of cyclic siloxanes by high resolution pyrolysis-gas chromatography with a fused silica capillary column, J. Hi. Res. Chromatogr., 1990, 13, 6, 397-404, https://doi.org/10.1002/jhrc.1240130603 . [all data]

Kazuyoshi, Seiichi, et al., 2000
Kazuyoshi, N.; Seiichi, Y.; Kazuo, K.; Katsumi, I.; Okihiko, S., Polymer analysis by improved pyrolysis gas chromatography hyphenated with four specific detectors, J. Soc. Cosmet. Chem. Jpn., 2000, 34, 2, 142-151, https://doi.org/10.5107/sccj.34.142 . [all data]

Notes

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