| Identification | |
| Name: | Tetraethyl orthosilicate |
| Synonyms: | Ethylsilicate ((EtO)4Si) (6CI);Colcoat 6P;Conservare OH;Dynasil A;ES 100;ES 100(silicate);ES 140;ES 28 (ester);Ethyl Silicate 45;Ethyl silicate 28;Ethyl silicate 28P;KIEM-Silex OH;LS 2340;NSC 4790;PETEOS;PG121;Remmers 300;SI 42;SOTEOS;Silane, tetraethoxy-;Silicon ethoxide;Silicon tetraethoxide;Silicon tetraethoxide(Si(OC2H5)4);T 0100;T 0100(ester);TEOS;TEOS Pure;TES 28;TSL 8124;TSLB 124;Tetraethoxysilane;Tetraethoxysilicon(IV);Tetraethyl silicate;Unisilan 74;WD 932;Ethyl silicate; |
| CAS: | 78-10-4 |
| EINECS: | 201-083-8 |
| Molecular Formula: | C8H20O4Si |
| Molecular Weight: | 208.37 |
| InChI: | InChI=1S/C8H20O4Si/c1-5-9-13(10-6-2,11-7-3)12-8-4/h5-8H2,1-4H3 |
| Molecular Structure: |  |
| Properties | |
| Transport: | UN 1292 |
| Melting Point: | -77 oC |
| Flash Point: | 46.7 oC |
| Boiling Point: | 165.5 oC at 760 mmHg |
| Density: | 0.939 g/cm3 |
| Stability: | Stable. Flammable. Incompatible with strong oxidizing agents, water, alkalies, mineral acids. |
| Refractive index: | 1.382-1.384 |
| Water Solubility: | Hydrolysis |
| Solubility: | Hydrolysis |
| Appearance: | colourless liquid with an alcohol-like odour |
| Specification: |
?Ethyl silicate?(CAS NO.78-10-4), its Synonyms are?Orthosilicic acid, tetraethyl ester ; Silane, tetraethoxy- ; Silicate d'ethyle ; Ethyl orthosilicate ; Ethyl silicate, ((EtO)4Si) ; Etylu krzemian ; Tetraethoxysilane ; Tetraethoxysilicon ; Tetraethyl orthosilicate ; Tetraethyl silicate ; Tetraethyl-O-silicate ; Tetraethylsilikat? . It is?clear colorless liquid with a faint odor . |
| Report: |
Reported in EPA TSCA Inventory. |
| Packinggroup: | III |
| Flash Point: | 46.7 oC |
| Storage Temperature: | Flammables area |
| Sensitive: | Moisture Sensitive |
| Color: | Colorless liquid Water-white |
| Usage: | Commonly used as a precursor to prepare xerogel1,2 |
| Safety Data | |
| Hazard Symbols |
Xn: Harmful
|
 |
|
