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Hexamethyldisiloxane

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Hexamethyldisiloxane

Molecular formula: C6H18OSi2 CAS# 107-46-0
Categories: Organic compound
PubChem CID: 24764 | ChemSpider ID: 23150 | CHEMBL3184090 | MolPort-002-497-741 | CB2446352
Names
English:
Bis(trimethylsilyl) ether
Bis(trimethylsilyl) oxide
Bis(trimethylsilyl)ether
Disiloxane, 1,1,1,3,3,3-hexamethyl-(CAS)
HMDSO
Hexamethyldisiloxane(IUPAC) [Wiki]
Oxybis(trimethylsilane)
Silane, oxybis(trimethyl)-

Variants of the formula:

/Si<_q4><_p4>/O\Si<_q4><_p4>\
(CH3)3SiOSi(CH3)3
O[Si(CH3)3]2
$L(1.3)H3C_(A-15,d-)Si<_(A-110)H3C><_(A110,w+)H3C>/O\Si<_(A-70)CH3><_(A70,w+)CH3>_(A15,d+)CH3
H3C-Si-O-Si-CH3;H3C|#2|H3C;CH3|#4|CH3
(Si(CH3)3)2O
((CH3)3Si)2O
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Hexamethyldisiloxane is involved

  • WCl6 + ((CH3)3Si)2O → WOCl4 + 2(CH3)3SiCl
  • 2(CH3)3SiCl + H2O → 2HCl + O[Si(CH3)3]2
  • 2H3C-Si-OH;CH3|#2|CH3 -> H3C-Si-O-Si-CH3;H3C|#2|H3C;CH3|#4|CH3 + H2O
  • ((CH3)3Si)2S + H2O -> ((CH3)3Si)2O + H2S
  • ((CH3)3Si)2S + {M}O -> ((CH3)3Si)2O + {M}S , where M = Ca Mg Ba Sr Zn Fe Cd Mn