Tetraethyl orthosilicate (TEOS) for synthesis, Sigma-Aldrich®

Supplier: Merck
Warning

Synonyms: Tetraethoxysilane

M-Clarity™ quality level = MQ200

8.00658.0250 8.00658.1000 8.00658.9050 8.00658.9010
8.00658.0250EA 27.1 GBP
8.00658.0250 8.00658.1000 8.00658.9050 8.00658.9010
Tetraethyl orthosilicate (TEOS) for synthesis, Sigma-Aldrich®
Tetraethyl orthosilicate (TEOS)
Formula: Si(OC₂H₅)₄
MW: 208,33 g/mol
Boiling Pt: 168 °C (1013 hPa)
Melting Pt: –85,5 °C
Density: 0,933 g/cm³ (20 °C)
Flash Pt: 38 °C
Storage Temperature: Ambient
MDL Number: MFCD00009062
CAS Number: 78-10-4
EINECS: 201-083-8
UN: 1292
ADR: 3,III
Merck Index: 13,03882

Order Now

Specification Test Results

Solubility (20 °C) insoluble,(slow decomposition)
Melting Point -85.5 °C
Molar Mass 208.33 g/mol
Boiling Point 168.0 °C (1013 hPa)
Vapor Pressure 10 hPa (20 °C)
Flash Point 37 °C
Explosion Limit 1.3 - 23 %(V)
Density 0.93 g/cm3 (20 °C)
pH (H2O, 20 °C) not applicable
Ignition Point 230 °C
Hazard Class 3
Hazard Class Description Flammable Liquid

Learn more

About VWR

Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...

Learn more About VWR