Tetraethyl orthosilicate

Synonym: TEOS; ETHYL SILICATE; Silicon ethoxide; Tetraethyl silicate; Tetraethoxysilane; Silicon tetraethoxide; Tetraethoxysilicon(IV); Orthosilicic acid tetraethyl ester
Molecular Formula: Si(OC2H5)4
Molecular Weight: 208.33
CAS Number: 78-10-4
MDL number: MFCD00009062
EC Number: 201-083-8
Purity: 98 %
Packing size: 25 ML  
Form: liquid  
Purity: 98 %
Packing size: 250 ML  
Form: liquid  
Purity: 98 %
Packing size: 500 ML  
Form: liquid  
Purity: 98 %
Packing size: 1 L  
Form: liquid  
Purity: 98 %
Packing size: 2.5 L  
Form: liquid  
Purity: 98 %
Packing size: 4 L  
Form: liquid  
Purity: 98 %
Packing size: 250 ML  
Form: liquid  
Purity: 98 %
Packing size: 1 L  
Form: liquid  
Purity: 98 %
Packing size: 25 ML  
Form: liquid  
Purity: 98 %
Packing size: 250 ML  
Form: liquid  
Purity: 98 %
Packing size: 1 L  
Form: liquid  
Purity: 98 %
Packing size: 10 KG  
Form: liquid  
Purity: 98 %
Packing size: 50 KG  
Form: liquid  
Purity: 98 %
Packing size: 25 ML  
Form: liquid  
Purity: 98 %
Packing size: 100 ML  
Form: liquid  
Purity: 98 %
Packing size: 25 ML  
Form: liquid  



Safety Information


Hazard Statements

H319
H335
H332
H226

Precautionary Statements

P210
P305 + P351 + P338
P233
P240
P241
P304 + P340 + P312

Pictograms

 Product Description

Tetraethyl orthosilicate is a chemical compound commonly used as a precursor in the synthesis of silica-based materials, including silica gel, glass, and ceramics.

 

Application:

It is widely employed in industries such as electronics, construction, and automotive for its role in the production of coatings, adhesives, and sealants, as well as in the manufacturing of optical fibers and semiconductor devices.

 

 

Articles:

- Effects of Tetraethyl Orthosilicate (TEOS) on the Light and Temperature Stability of a Pigment from Beta vulgaris and Its Potential Food Industry Applications

Publication Date: 5 November 2014

Gustavo A. Molina, Angel Ramon Hernández-Martínez, Manuel Cortez-Valadez, Fernando García-Hernández and Miriam Estevez

https://doi.org/10.3390/molecules191117985

 

- Preparation of hybrid polyurethane–silica composites by a lateral sol-gel process using tetraethyl orthosilicate

Publication Date: First published online April 9, 2017

Yong-Chan Chung, Kyung Hoon Chung, Jae Won Choi and Byoung Chul Chun

https://doi.org/10.1177/0021998317704279

 

- Epoxy/Nano-SiO2 Anticorrosion Coatings Synthesized by Different Molar Ratio of Tetraethyl orthosilicate (TEOS) and Tetramethyl orthosilicate (TMOS)

Publication Date: Available online 28 June 2023

Shaoxiang Li, Jiaping Wang, Wenjuan Qu, Jiaji Cheng, Yunna Lei, Meng Liu, Dong Wang

https://doi.org/10.20964/2019.12.06