89829
Tetraethyl orthosilicate
analytical standard
Synonym(s):
Orthosilicic acid tetraethyl ester, TEOS, Tetraethoxysilane
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About This Item
Linear Formula:
Si(OC2H5)4
CAS Number:
Molecular Weight:
208.33
UNSPSC Code:
41116107
Beilstein/REAXYS Number:
1422225
MDL number:
grade
analytical standard
vapor density
7.2 (vs air)
vapor pressure
<1 mmHg ( 20 °C)
assay
≥99.0% (GC)
form
liquid
shelf life
limited shelf life, expiry date on the label
refractive index
n20/D 1.382 (lit.), n20/D 1.382-1.384
bp
168 °C (lit.)
density
0.933 g/mL at 20 °C (lit.)
SMILES string
CCO[Si](OCC)(OCC)OCC
InChI
1S/C8H20O4Si/c1-5-9-13(10-6-2,11-7-3)12-8-4/h5-8H2,1-4H3
InChI key
BOTDANWDWHJENH-UHFFFAOYSA-N
Application
Commonly used as a precursor to prepare xerogel
Will interact with dodecylamine in the formation of intercalation compounds of H+-magadiite and used in a study of mixed-metal bioactive glasses.
Other Notes
Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.
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signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Inhalation - Eye Irrit. 2 - Flam. Liq. 3 - STOT SE 3
target_organs
Respiratory system
Storage Class
3 - Flammable liquids
wgk
WGK 1
flash_point_f
113.0 °F - closed cup
flash_point_c
45 °C - closed cup
Regulatory Information
危险化学品
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 89829-100MG | 04061841385691 |