Triethoxychlorosilane
[CAS# 4667-99-6]

Identification

• Classification: Chemical reagent >> Silane reagent
• Name: Triethoxychlorosilane
• Synonyms: Chlorotriethoxysilane; Monochlorotriethoxysilane
• Molecular Formula: C₆H₁₅ClO₃Si
• Molecular Weight: 198.72
• CAS Registry Number: 4667-99-6
• EC Number: 225-112-9

Properties

• Solubility: Very slightly soluble (0.76 g/L) (25 ºC), Calc.^*
• Density: 1.5 g/cm^3**
• Melting point: -51 ºC^***
• Boiling point: 157-159 ºC^****
• Refractive index: 1.3884 (589.3 nm)^*****
• Flash point: 40.1±10.8 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

^** Aguilera-Alvarado, A. F.; Silicon for the Chemical Industry VII, [Conference], 7th, Tromsoe-Bergen, Norway, Sept. 21-24, 2004 2004, P231-240.

^*** "PhysProp" data were obtained from Syracuse Research Corporation of Syracuse, New York (US)

^**** Arbuzov, B. A.; Doklady Akademii Nauk SSSR 1948, V59, P1433-5.

^***** Chappelow, C. C., Jr.; Journal of Organic Chemistry 1960, V25, P435-9.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable liquids	Flam. Liq.	3	H226
Skin corrosion	Skin Corr.	1B	H314
Eye irritation	Eye Irrit.	2	H318
Skin irritation	Skin Irrit.	2	H314
Substances or mixtures corrosive to metals	Met. Corr.	1	H290