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Tetraethyl Orthosilicate
CAS: 78-10-4 | C8H20O4Si
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
78-10-4
Molecular Formula:
C8H20O4Si
Molecular Weight:
208.32999999999996 g/mol
Names and Synonyms:
Tetraethyl Orthosilicate
KBE 14
Silikat TES 28
ADC 68
SIT 7110.0
Tanapel DSR
ECOS 1
Dynasylan Silbond Condensed
SSG-HB 21N
E 28
T 1126
Dynasylan A
Ekos 1
Dynasylan TEOS-UHP
Si 28
Si 28 (coupling agent)
Silquest SIT 7110.0
Estel 1000
Silquest TEOS Pure
N 100 (silicate)
N 100
Silres BSOH 100
Ethyl Silicate A
Z 6697
AY 43-101
SOTEOS
TEOS Pure
WD 932
PG 121
TSLB 124
Ethyl silicate 28P
Ethyl silicate PHASE
KIEM-Silex OH
Remmers 300
T 0100 (ester)
ES 28P
Unisilan 74
T 0100
KBM 06
NSC 4790
PETEOS
LS 2340
T 1807
ES 45
Ethyl Silicate 45
Colcoat 6P
ES 140
Silicon tetraethoxide (Si(OC2H5)4)
LS 2430
KBE 04
Tetraethoxysilicon(IV)
TSL 8124
Ethyl silicate 28
Conservare OH
ES 100
Silicon ethoxide (Si(OEt)4)
Silicon tetraethoxide (Si(OEt)4)
TES 28
SI 42
Silikan L
ES 100 (silicate)
ES 28
Tetraethyl orthosilicate
ES 28 (ester)
Tetraethoxysilicon
Dynasil A
Silicon tetraethoxide
Silicon ethoxide
Tetraethoxysilane
Tetraethyl silicate
TEOS
Silane, tetraethoxy-
Ethyl orthosilicate
Ethyl silicate ((EtO)4Si)
Silicic acid (H4SiO4), tetraethyl ester
Identifiers:
SMILES:
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
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
All Properties
Comprehensive physical and chemical properties
Topological
| Property | Value | Source |
|---|---|---|
| Topological Polar Surface Area | 36.92 Ų | RDKit |
Physical Properties
| Property | Value | Source |
|---|---|---|
| LogP | 1.568 | RDKit |
| molecular_mass | 208.33 g/mol | Legacy Database |
| density | 0.93 g/cm³ | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/Tetraethyl_orthosilicate None | Legacy Database |
| cas-boiling-point | 168.8 °C @ Press: 760 Torr None | Legacy Database |
| cas-canonical-smile | O(CC)[Si](OCC)(OCC)OCC None | Legacy Database |
| cas-density | 0.933 g/cm3 @ Temp: 20 °C None | Legacy Database |
| cas-inchi | InChI=1S/C8H20O4Si/c1-5-9-13(10-6-2,11-7-3)12-8-4/h5-8H2,1-4H3 None | Legacy Database |
| cas-inchi-key | InChIKey=BOTDANWDWHJENH-UHFFFAOYSA-N None | Legacy Database |
| cas-melting-point | -82.5 °C None | Legacy Database |
| cas-name | Tetraethoxysilane None | Legacy Database |
| wikipedia-name | Tetraethyl orthosilicate None | Legacy Database |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 52.258000000000045 | RDKit |
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 208.32999999999996 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 208.11308565 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 13 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 4 count | RDKit |
| Hydrogen Bond Donors | 0 count | RDKit |
Rotatable
| Property | Value | Source |
|---|---|---|
| Rotatable Bonds | 8 count | RDKit |
Aromatic
| Property | Value | Source |
|---|---|---|
| Aromatic Ring Count | 0 count | RDKit |
