Hexamethyldisiloxane

CAS Registry Number®

107-46-0
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CAS Name

Hexamethyldisiloxane

Molecular Formula

C6H18OSi2

Molecular Mass

162.38

Cite this Page

Hexamethyldisiloxane.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?ref=107-46-0 (retrieved 2024-03-29) (CAS RN: 107-46-0).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    99.5 °C
  • Melting Point (2)

    -66 °C
  • Density (1)

    0.7638 g/cm³ @ Temp: 20 °C

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)
  • (2) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)

Other Names and Identifiers

InChI

InChI=1S/C6H18OSi2/c1-8(2,3)7-9(4,5)6/h1-6H3

InChIKey

InChIKey=UQEAIHBTYFGYIE-UHFFFAOYSA-N

SMILES

O([Si](C)(C)C)[Si](C)(C)C

Canonical SMILES

O([Si](C)(C)C)[Si](C)(C)C

Other Names for this Substance

  • Disiloxane, 1,1,1,3,3,3-hexamethyl-
  • Disiloxane, hexamethyl-
  • 1,1,1,3,3,3-Hexamethyldisiloxane
  • Hexamethyldisiloxane
  • Bis(trimethylsilyl) ether

Deleted or Replaced CAS Registry Numbers

864719-97-1, 1463472-97-0, 1650537-56-6

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