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Alfa Aesar™ Tetraethoxysilane, 99.999+% (metals basis)

Chemical Identifiers

CAS 78-10-4
Linear Formula (C2H5O)4Si
Formula Weight 208.33
MDL Number MFCD00009062
UN Number UN1292
Beilstein 1422225
Merck Index 14,3851
Synonym Silicon ethoxide; Tetraethyl orthosilicate
Chemical Name or Material Tetraethoxysilane
View More Specs


Products ${productFamilyLength}
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AA2296718 SDS Alfa Aesar™
2296718
50g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
AA2296730 SDS Alfa Aesar™
2296730
250g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Specifications Description & Specifications

Chemical Identifiers

78-10-4
208.33
UN1292
14,3851
Tetraethoxysilane
(C2H5O)4Si
MFCD00009062
1422225
Silicon ethoxide; Tetraethyl orthosilicate

Specifications

78-10-4
(C2H5O)4Si
MFCD00009062
1422225
Silicon ethoxide; Tetraethyl orthosilicate
Pleasant
Moisture Sensitive
Colorless
50g
Tetraethoxysilane
Liquid
208.33
UN1292
14,3851
0.934g/mL
1.3820
168°C
−85°C
46° (116°F)
≥99.999%, (metals basis)

Safety and Handling

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

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 all contaminated clothing.
Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses, if present and easy to do.
Continue rinsing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Warning

DOTInformation : Transport Hazard Class: 3; Packing Group: III; Proper Shipping Name: TETRAETHYL SILICATE

RTECSNumber : VV9450000

TSCA : TSCA