Basic Information |
|
| Product Name： | TETRAETHYL ORTHOSILICATE |
| CAS： | 1109-96-2 ;78-10-4 |
| English Synonyms： | SILICIC ACID, ETHYL ESTER ; TETRAETHYL ORTHOSILICATE ; SILICON ETHOXIDE ; TETRAETHOXYSILICON(IV) ; ETHYL ORTHOSILICATE ; SILICIC ACID TETRAETHYL ESTER ; ORTHOSILICIC ACID TETRAETHYL ESTER ; TETRAETHYL SILICATE ; TETRAKIS(ETHOXY)SILANE ; TETRAETHOXYSILANE ; TEOS ; SILICON TETRAETHOXIDE ; TETRAETHOXYSILANE(SI) ; TETRAETHOXY SILICANE ; ETHYL-O-SILICATE ; ETHYL SILICATE ; TETRAETHOXYLSILANE |
| MDL Number.： | MFCD00009062 |
| H bond acceptor： | 4 |
| H bond donor： | 0 |
| Smile： | CCO[Si](OCC)(OCC)OCC |
| InChi： | InChI=1S/C8H20O4Si/c1-5-9-13(10-6-2,11-7-3)12-8-4/h5-8H2,1-4H3 |
| InChiKey： | InChIKey=BOTDANWDWHJENH-UHFFFAOYSA-N |
Property |
|
| Boiling Point： | MP: -85.5 DEG C/168 °C/168 °C/168 °C |
| Density： | 0.933g/mLat20°C(lit.) |
| Physical Property： | FLASHPOINT: 118.4 DEG F FLASHPOINT: 48 DEG C REFRACTIVE INDEX: N20/D 1.382(LIT) VAPOR DENSITY: 7.2 (VS AIR) VAPOR PRESSURE: <1 MMHG (20 DEG C) |
| Comments： | APPLICATION: COMMONLY USED AS A PRECURSOR TO PREPARE XEROGEL APPLICATION: TETRAETHYL ORTHOSILICATE (TEOS) IS AN OXYGEN CONTAINING PRECURSOR OF SI USED FOR THE DEPOSITION OF: SI OXIDE. OXYCARBIDE. DOPED SILICATE. SILANOL. SILOXANE POLYMER. ORGANOSILICON THIN FILMSTHE FILMS CAN BE DEPOSITED AT LOW TEMPERATUES (<250 DEG C). TEOS IS ALSO USED TO DEPOSIT MESOPOROUS AND NANOPOROUS THIN FILMS OF SILICA. THESE POROUS FILMS CAN BE DOPED DURING DEPOSITION TO FURTHER ENHANCE THEIR PROPERTIES APPLICATION: WILL INTERACT WITH DODECYLAMINE IN THE FORMATION OF INTERCALATION COMPOUNDS OF H+-MAGADIITE AND USED IN A STUDY OF MIXED-METAL BIOACTIVE GLASSES FORM: LIQUID FREQUENTLY ASKED QUESTIONS: LIVE CHAT AND FREQUENTLY ASKED QUESTIONS ARE AVAILABLE FOR THIS PRODUCT RTECS: VV9450000 WGK: 1 |
Safety information |
|
| Symbol： |
GHS02
GHS07
|
| Signal word： | Warning |
| Hazard statements： | H226-H319-H332-H335 |
| Precautionary statements： | P261-P305 + P351 + P338 |
| hazard symbol： | Xn |
| Risk Code： | R:10-20-36/37 |
| UN Code： | 1292 |
| WGK Germany： | 1 |
| Flash point： | 45 °C/45 °C/45 °C |
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