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Properties of C8H18OSi2

Properties of C8H18OSi2 (1,1,3,3-Tetramethyl-1,3-divinyldisiloxane):

Compound Name1,1,3,3-Tetramethyl-1,3-divinyldisiloxane
Chemical FormulaC8H18OSi2
Molar Mass186.39892 g/mol

Chemical structure
C8H18OSi2 (1,1,3,3-Tetramethyl-1,3-divinyldisiloxane) - Chemical structure
Lewis structure
3D molecular structure
Physical properties
Appearancecolorless liquid
Density0.8110 g/cm³
Helium 0.0001786
Iridium 22.562
Melting-99.70 °C
Helium -270.973
Hafnium carbide 3958
Boiling139.00 °C
Helium -268.928
Tungsten carbide 6000

Elemental composition of C8H18OSi2
ElementSymbolAtomic weightAtomsMass percent
CarbonC12.0107851.5484
HydrogenH1.00794189.7334
OxygenO15.999418.5834
SiliconSi28.0855230.1348
Mass Percent CompositionAtomic Percent Composition
C: 51.55%H: 9.73%O: 8.58%Si: 30.13%
C Carbon (51.55%)
H Hydrogen (9.73%)
O Oxygen (8.58%)
Si Silicon (30.13%)
C: 27.59%H: 62.07%O: 3.45%Si: 6.90%
C Carbon (27.59%)
H Hydrogen (62.07%)
O Oxygen (3.45%)
Si Silicon (6.90%)
Mass Percent Composition
C: 51.55%H: 9.73%O: 8.58%Si: 30.13%
C Carbon (51.55%)
H Hydrogen (9.73%)
O Oxygen (8.58%)
Si Silicon (30.13%)
Atomic Percent Composition
C: 27.59%H: 62.07%O: 3.45%Si: 6.90%
C Carbon (27.59%)
H Hydrogen (62.07%)
O Oxygen (3.45%)
Si Silicon (6.90%)
Identifiers
CAS Number2627-95-4
SMILESC[Si](C)(C=C)O[Si](C)(C)C=C
Hill formulaC8H18OSi2

Related compounds
FormulaCompound name
C3H10OSiTrimethylsilanol
C3H9O3SiTrimethoxysilane
C6H18OSi2Hexamethyldisiloxane
C8H16O2SiDanishefsky's diene
C6H16O2SiDimethyldiethoxysilane
C6H16O3SiTriethoxysilane
C4H12O3SiMethyltrimethoxysilane
C8H18O3SiVinyltriethoxysilane
SiC8H20O4Tetraethyl orthosilicate

Related
Molecular weight calculator
Oxidation state calculator

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