Trimethoxypropylsilane

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Structural formula
Chemical structure of trimethoxypropylsilane
Chemical structure of trimethoxypropylsilane
General
Surname Trimethoxypropylsilane
other names
  • Trimethoxypropylsilane
  • Propyltrimethoxysilanes
Molecular formula C 6 H 16 O 3 Si
Brief description

colorless liquid with an aromatic odor

External identifiers / databases
CAS number 1067-25-0
EC number 213-926-7
ECHA InfoCard 100.012.661
PubChem 61254
ChemSpider 55195
Wikidata Q27289754
properties
Molar mass 164.28 g mol −1
Physical state

liquid

density

0.94 g cm −3

Melting point

<−20 ° C

boiling point

137 ° C

Vapor pressure

93 hPa (20 ° C)

solubility

decomposes in water

Refractive index

1.391 (20 ° C)

safety instructions
GHS hazard labeling from  Regulation (EC) No. 1272/2008 (CLP) , expanded if necessary
02 - Highly / extremely flammable 07 - Warning

Caution

H and P phrases H: 226-315
P: 210-280-302 + 352-332 + 313-403 + 235-501
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C

Trimethoxypropylsilane is a chemical compound from the group of organosilicon compounds and alkyloxysilanes .

properties

Trimethoxypropylsilane is a highly flammable, colorless liquid with an aromatic odor that decomposes in water.

use

Trimethoxypropylsilane is used as a chemical intermediate in the manufacture of other chemicals or as a monomer in the manufacture of silicone polymers.

safety instructions

The vapors of trimethoxypropylsilane can form an explosive mixture with air ( flash point 35 ° C, ignition temperature 245 ° C).

Individual evidence

  1. a b c d e f g h i j k Entry on trimethoxypropylsilane in the GESTIS substance database of the IFA , accessed on June 25, 2019(JavaScript required) .
  2. Data sheet trimethoxy (propyl) silane from Sigma-Aldrich , accessed on June 25, 2019 ( PDF ).
  3. Entry on trimethoxypropylsilane in the Classification and Labeling Inventory of the European Chemicals Agency (ECHA), accessed on June 25, 2019. Manufacturers or distributors can expand the harmonized classification and labeling .