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Tetraethoxysilane, 99.999+% (metals basis), Thermo Scientific Chemicals

90.85 € - 333.66 €

Chemical Identifiers

CAS 78-10-4
Molecular Formula C8H20O4Si
Molecular Weight (g/mol) 208.329
MDL Number MFCD00009062
InChI Key BOTDANWDWHJENH-UHFFFAOYSA-N
Synonym tetraethyl orthosilicate, tetraethoxysilane, teos, ethyl silicate, silicon ethoxide, silicon tetraethoxide, silane, tetraethoxy, dynasil a, tetraethoxysilicon, ethyl orthosilicate
PubChem CID 6517
IUPAC Name tetraethyl silicate
SMILES CCO[Si](OCC)(OCC)OCC
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Products 2
Product Code Brand Quantity Price Quantity & Availability  
Product Code Brand Quantity Price Quantity & Availability  
11338237
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Thermo Scientific Alfa Aesar
022967.18
50 g
90.85 €
50g
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11328237
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Thermo Scientific Alfa Aesar
022967.30
250 g
333.66 €
250g
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Description

Description

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 a cross linking agent in silicon polymers and in aerogel preparations.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

78-10-4
208.329
BOTDANWDWHJENH-UHFFFAOYSA-N
6517
CCO[Si](OCC)(OCC)OCC
C8H20O4Si
MFCD00009062
tetraethyl orthosilicate, tetraethoxysilane, teos, ethyl silicate, silicon ethoxide, silicon tetraethoxide, silane, tetraethoxy, dynasil a, tetraethoxysilicon, ethyl orthosilicate
tetraethyl silicate

Specifications

168°C
78-10-4
Liquid
(C2H5O)4Si
UN1292
46°C (116°F)
tetraethyl orthosilicate, tetraethoxysilane, teos, ethyl silicate, silicon ethoxide, silicon tetraethoxide, silane, tetraethoxy, dynasil a, tetraethoxysilicon, ethyl orthosilicate
BOTDANWDWHJENH-UHFFFAOYSA-N
tetraethyl silicate
6517
≥99.999%
1.382
0.934 g/mL
Tetraethoxysilane
-85°C
Colorless
C8H20O4Si
MFCD00009062
1422225
14,3851
Soluble in ethanol and 2-propanol.
CCO[Si](OCC)(OCC)OCC
208.329
208.33
Pleasant
Moisture sensitive
(metals basis)
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Safety and Handling

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.

P210-P233-P235-P240-P241-P242-P243-P261-P264b-P271-P280-P303+P361+P353-P304+P340-P305+P351+P338-P312-P370+P378q-P501c

H226-H319-H332-H335

missing translation for 'dotInformation' : Transport Hazard Class: 3; Packing Group: III; Proper Shipping Name: TETRAETHYL SILICATE

missing translation for 'einecsNumber' : 201-083-8

missing translation for 'rtecsNumber' : VV9450000

missing translation for 'tsca' : Yes

Recommended Storage : Ambient temperatures

SDS
Documents

Documents

Product Certifications

RUO – Research Use Only