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CAS 4766-57-8

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Tetrabutoxysilane

Description:
Tetrabutoxysilane, with the CAS number 4766-57-8, is an organosilicon compound characterized by its four butoxy groups attached to a silicon atom. It is a colorless to pale yellow liquid that is typically used as a precursor in the synthesis of silica and silicate materials. The compound is known for its ability to hydrolyze in the presence of moisture, leading to the formation of silanol groups and eventually silica upon further condensation. This property makes it valuable in sol-gel processes for producing thin films, coatings, and other silica-based materials. Tetrabutoxysilane is relatively stable under anhydrous conditions but can react vigorously with water, releasing butanol as a byproduct. It is important to handle this compound with care, as it can be flammable and may cause irritation upon contact with skin or eyes. Overall, tetrabutoxysilane serves as a versatile building block in materials science and nanotechnology applications.
Formula:C16H36O4Si
InChI:InChI=1/C16H36O4Si/c1-5-9-13-17-21(18-14-10-6-2,19-15-11-7-3)20-16-12-8-4/h5-16H2,1-4H3
InChI key:InChIKey=UQMOLLPKNHFRAC-UHFFFAOYSA-N
SMILES:[Si](OCCCC)(OCCCC)(OCCCC)OCCCC
Synonyms:
  • Butyl orthosilicate
  • Butyl silicate ((BuO)<sub>4</sub>Si)
  • MKC Silicate BTS
  • NSC 89762
  • Silane, tetrabutoxy-
  • Silicic acid (H<sub>4</sub>SiO<sub>4</sub>), tetrabutyl ester
  • Silicon butoxide
  • Silicon tetrabutoxide
  • T 1126
  • TBOS (silicate)
  • See more synonyms
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