Product Name

  • Name

    Methyl-triisopropoxy-silane

  • EINECS 226-979-6
  • CAS No. 5581-67-9
  • Article Data13
  • CAS DataBase
  • Density 0.878
  • Solubility
  • Melting Point
  • Formula C10H24 O3 Si
  • Boiling Point 83 ºC (13 mmHg)
  • Molecular Weight 220.384
  • Flash Point 140 ºF
  • Transport Information UN 1993
  • Appearance
  • Safety S26;S36
  • Risk Codes R36/37/38   
  • Molecular Structure Molecular Structure of 5581-67-9 (Methyl-triisopropoxy-silane)
  • Hazard Symbols
  • Synonyms Silane,triisopropoxymethyl- (6CI,7CI,8CI); Methyltriisopropoxysilane;Triisopropoxymethyl silane
  • PSA 27.69000
  • LogP 2.83010

Methyl-triisopropoxy-silane Chemical Properties

Molecular Structure:

Molecular Formula: C10H24O3Si
Molecular Weight: 220.3813
IUPAC Name: Methyl-tri(propan-2-yloxy)silane
Synonyms of Methyl-triisopropoxy-silane (CAS NO.5581-67-9): EINECS 226-979-6 ; Methyltris(1-methylethoxy)silane
CAS NO: 5581-67-9 
Index of Refraction: 1.412
Molar Refractivity: 62.2 cm3
Molar Volume: 249.5 cm3
Surface Tension: 21.9 dyne/cm
Density: 0.883 g/cm3
Flash Point: 55.8 °C
Enthalpy of Vaporization: 38.01 kJ/mol
Boiling Point: 159.8 °C at 760 mmHg
Vapour Pressure of Methyl-triisopropoxy-silane (CAS NO.5581-67-9): 3.2 mmHg at 25°C

Methyl-triisopropoxy-silane Safety Profile

Hazard Codes of Methyl-triisopropoxy-silane (CAS NO.5581-67-9): 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.
RIDADR: UN 1993

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