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Alfa Aesar™ Tetraethoxysilane, 98%

$55.18 - $55.18

Chemical Identifiers

Chemical Name or Material Tetraethoxysilane
CAS 78-10-4
Molecular Formula C8H20O4Si
Linear Formula (C2H5O)4Si
Formula Weight 208.33g/mol
MDL Number MFCD00009062
UN Number UN1292
Beilstein 1422225
Merck Index 14,3851
Synonym Silicon ethoxide; Tetraethyl orthosilicate
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Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAA14965AP

 
alfa aesar
A14965-AP
500mL Each for $55.18

AAA149650F

 
alfa aesar™
A14965-0F
2500mL CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AAA14965AE

 
alfa aesar™
A14965-AE
100mL CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Description & Specifications

Specifications

Density 0.934
Quantity 500mL
Chemical Name or Material Tetraethoxysilane
CAS 78-10-4
Assay 98%
Assay Percent Range 98%
Molecular Formula (C2H5O)4Si
Linear Formula (C2H5O)4Si
Formula Weight 208.33g/mol
MDL Number MFCD00009062
UN Number UN1292
Beilstein 1422225
Merck Index 14,3851
Health Hazard 1 Warning
Health Hazard 2 GHS H Statement
H226-H332-H319-H335
Flammable liquid and vapour.
Harmful if inhaled.
Causes serious eye irritation.
May cause respiratory irritation.
Health Hazard 3 GHS P Statement
P210-P261-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately
DOT Information Transport Hazard Class: 3; Packing Group: III; Proper Shipping Name: TETRAETHYL SILICATE
RTECS Number VV9450000
TSCA TSCA

Applications
Tetraethoxysilane is the main precursor material for the synthesis of zeolites and silicon dioxide, which is used in semiconductor industry. It is widely used as cross linking agents in silicon polymers and in aerogel preparations.

Solubility
Soluble in ethanol and 2-propanol.

Notes
Degrades in water. Keep container tightly closed in a dry and well-ventilated place.

Safety and Handling

Warning

GHS P Statement
P210-P261-P303+P361+P353-P305+P351+P338-P405-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately

GHS H Statement
H226-H332-H319-H335
Flammable liquid and vapour.
Harmful if inhaled.
Causes serious eye irritation.
May cause respiratory irritation.