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CAS No 141-63-9 , bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethylsilane

  • Name: bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethylsilane
  • Synonyms: EINECS 205-492-2; CTK4C2731; LS-102029; AKOS015914116; BRN 1792965;bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethylsilane; AC1L1RTS; dodecamethyl-; 141-63-9; 447269_ALDRICH;Pentasiloxane;
  • CAS Registry Number:
  • Melting Point: −81 °C(lit.)
  • Flash Point: 117.4°C
  • Boiling Point: 230 °C(lit.)
  • Density: 0.893g/cm3
  • Refractive index: n20/D 1.392(lit.)
  • Safety Statements: Slightly toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating vapors.
  • Hazard Symbols: Xi: Irritant;
  • Flash Point: 117.4°C
  • EINECS: 205-492-2
  • Molecular Weight: 384.83934
  • InchiKey: FBZANXDWQAVSTQ-UHFFFAOYSA-N
  • InChI: InChI=1S/C12H36O4Si5/c1-17(2,3)13-19(7,8)15-21(11,12)16-20(9,10)14-18(4,
    5)6/h1-12H3
  • Risk Statements: 36/37/38
  • Molecular Formula: C12H36O4Si5
  • Molecular Structure:CAS No:141-63-9 bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethylsilane

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References of bis[[dimethyl(trimethylsilyloxy)silyl]oxy]-dimethylsilane
Title: Dodecamethylpentasiloxane
CAS Registry Number: 141-63-9
Molecular Formula: C12H36O4Si5
Molecular Weight: 384.84
Percent Composition: C 37.45%, H 9.43%, O 16.63%, Si 36.49%
Literature References: Prepn: Patnode, Wilcock, J. Am. Chem. Soc. 68, 358 (1946).
Properties: Liquid. bp710 229°. d 0.8755. nD20 1.3925. mp ~-80°. Stable. Inert to most chemical reagents and rubber. Maintains about the same viscosity over a wide temperature range. Sol in benzene and the lighter hydrocarbons; slightly sol in alcohol and the heavy hydrocarbons.
Melting point: mp ~-80°
Boiling point: bp710 229°
Index of refraction: nD20 1.3925
Density: d 0.8755
Use: As a basis for silicone oils or fluids designed to withstand extremes of temperature; as a foam suppressant in petr lubricating oil.