Product Name

  • Name

    Phenyltris(dimethylsiloxy)silane

  • EINECS 241-940-3
  • CAS No. 18027-45-7
  • Article Data3
  • CAS DataBase
  • Density 0.942
  • Solubility
  • Melting Point <0°C
  • Formula C12H26 O3 Si4
  • Boiling Point 91 °C2 mm Hg(lit.)
  • Molecular Weight 330.679
  • Flash Point 120.7°C
  • Transport Information
  • Appearance
  • Safety 26-36
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 18027-45-7 (Phenyltris(dimethylsiloxy)silane)
  • Hazard Symbols
  • Synonyms Trisiloxane,3-(dimethylsiloxy)-1,1,5,5-tetramethyl-3-phenyl- (6CI,8CI); 3-Dimethylsilyloxy-3-phenyl-1,1,5,5-tetramethyltrisiloxane;P 0660; Phenyltris(dimethylsiloxy)silane;Tris(dimethylhydrogensiloxy)phenylsilane; Tris(dimethylsiloxy)phenylsilane;Tris(dimethylsilyloxy)phenyl silane; X 93-916
  • PSA 27.69000
  • LogP 1.83250

Phenyltris(dimethylsiloxy)silane Chemical Properties

Molecular Structure of Phenyltris(dimethylsiloxy)silane (CAS NO.18027-45-7):

Molecular Formula: C12H26O3Si4
Molecular Weight: 330.68
Product Name: Phenyltris(dimethylsiloxy)silane
Synonyms of Phenyltris(dimethylsiloxy)silane (CAS NO.18027-45-7): 3-((Dimethylsilyl)oxy)-1,1,5,5-tetramethyl-3-phenyltrisiloxane ; Trisiloxane, 3-((dimethylsilyl)oxy)-1,1,5,5-tetramethyl-3-phenyl-
CAS NO: 18027-45-7
Classification Code: TSCA Flag P [A commenced PMN (Premanufacture Notice) substance]
Melting Point: <0°C 
Flash Point: 120.7 °C
Enthalpy of Vaporization: 49.37 kJ/mol
Boiling Point: 275.9 °C at 760 mmHg
Vapour Pressure of Phenyltris(dimethylsiloxy)silane (CAS NO.18027-45-7): 0.00834 mmHg at 25°C

Phenyltris(dimethylsiloxy)silane Safety Profile

Hazard Codes of Phenyltris(dimethylsiloxy)silane (CAS NO.18027-45-7): IrritantXi
Risk Statements: 36/37/38 
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36: Wear suitable protective clothing.
WGK Germany: 3
F: 10-21
TSCA: Yes

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