Triethoxysilane

• Catalog No.: B22063
• CAS Number: 998-30-1
• M. F.: C6H16O3Si
• M. W.: 164.27494
• Purity: 96%

SYNONYMS

• Title: 三乙氧基硅烷
• IUPAC name: triethoxysilane
• IUPAC Traditional name: triethoxysilane

DATABASE IDS

• MDL Number: MFCD00009061
• CAS Number: 998-30-1
• Beilstein Number: 1738989
• EC Number: 213-650-7

PROPERTIES

• Purity: 96%
• Boiling Point: 134-135°C
• Density: 0.885
• Flash Point: 26°C(78°F)
• Melting Point: -170°C
• Refractive Index: 1.3770
• GHS Hazard statements: H330-H314-H318-H226
• European Hazard Symbols: Highly toxic (T+)
• GHS Precautionary statements: P210-P303+P361+P353-P304+P340-P305+P351+P338-P320-P405-P501A
• Risk Statements: 10-26-34
• RTECS: VV6682000
• Safety Statements: 9-23-26-28-36/37/39-45-60
• Storage Warning: Moisture Sensitive
• TSCA Listed: 是
• Hazard Class: 6.1
• UN Number: UN3384
• Packing Group: I

REFERENCES

• Pd(0)-catalyzed silylation of aryl iodides provides a route to aryl triethoxysilanes: J. Org. Chem., 62, 8569 (1997).
• In the presence of KF or CsF, reduces aldehydes and ketones to alcohols (via the silyl ether): Tetrahedron, 37, 2165 (1981). With CsF, enones can be reduced selectively to allylic alcohols in high yield: Tetrahedron., 39, 999 (1983).
• Versatile hydrosilylating agent. For use in combination with Ti(O-i-Pr) ₄ in a catalytic system for reduction of esters to alcohols, see: J. Org. Chem ., 57, 3751 (1992). CAUTION! Highly pyrophoric SiH ₄ can form in this reaction: J. Org. Chem., 57, 3221 (1993).
• The same system effects the otherwise difficult reduction of phosphine oxides to phosphines. The products may be reacted in situ with alkyl halides to give a convenient one-pot conversion of phosphine oxides to phosphonium salts: Tetrahedron Lett., 35, 625 (1994).