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Trimethoxysilylpropanethiol CAS 4420-74-0

gamma.-Mercaptopropyltrimethoxysilicane;1-Propanethiol,3-(trimethoxysilyl)-;3-(trimethoxysilyl)-1-propanethio;kbm803;m8500;nuca189;Propanethiol, trimethoxysilyl-;Prosil 196

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  • 4420-74-0

  • bosschem

  • 4420-74-0

Trimethoxysilylpropanethiol Basic information
Product Name: Trimethoxysilylpropanethiol
CAS: 4420-74-0
MF: C6H16O3SSi
MW: 196.34
EINECS: 224-588-5
Mol File: 4420-74-0.mol
Trimethoxysilylpropanethiol Chemical Properties
Melting point <-50°C
Boiling point 213-215 °C(lit.)
density 1.057 g/mL at 25 °C(lit.)
vapor pressure 0.2 hPa (20 °C)
refractive index n20/D 1.444(lit.)
Fp 204 °F
storage temp. 2-8°C
solubility Miscible with methanol, ethanol, isopropanol, benzene, toluene and xylene.
pka 10.47±0.10(Predicted)
form Liquid
color Clear colorless to light yellow
Specific Gravity 1.04
Water Solubility decomposes
Sensitive Air & Moisture Sensitive
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
BRN 2038119
Item Standard
Appearance Yellowish transparent liquid
Assay% ≥98
Specific Gravity at 25°C, g/cm3 1.057
Refractive Index, ND20 1.442




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