ALDRICH Tetraethyl orthosilicate, 99.999% trace metals basis

Synonym(s): Orthosilicic acid tetraethyl ester; Silicon tetraethoxide; TEOS; Tetraethoxysilane; Tetraethoxysilicon(IV); Tetraethyl silicate; Orthosilicic acid tetraethyl ester; TEOS; Tetraethoxysilane

Empirical Formula: C₈H₂₀O₄Si

Linear Formula: Si(OC₂H₅)₄

Formula Weight: 208.33

MDL Number: MFCD00009062

Purity: 99.999% trace metals basis

Boiling Point: 168 °C(lit.)

Density: 0.933 g/mL at 20 °C(lit.)

Refractive Index: n20/D 1.382(lit.)

Beilstein Registry Number: 1422225