Product NameEthyl silicate
CAS78-10-4
Molecular FormulaC8H20O4Si
Molecular Weight208.33
InChIInChI=1S/C8H20O4Si/c1-5-9-13(10-6-2,11-7-3)12-8-4/h5-8H2,1-4H3
InChIKey BOTDANWDWHJENH-UHFFFAOYSA-N
SmilesO(CC)[Si](OCC)(OCC)OCC

Mass
MS-NW-2173 tetraethyl orthosilicate C8H20O4Si (Mass of molecular ion: 208)
Source Temperature: 250 °C Sample Temperature: 170 °C Reservoir, 75 eV
15.0 1.2
18.0 1.1
26.0 1.0
27.0 4.2
28.0 4.3
29.0 4.7
31.0 4.6
32.0 1.3
43.0 2.9
45.0 7.3
61.0 1.1
62.0 5.9
63.0 12.8
73.0 1.7
75.0 1.8
77.0 2.6
79.0 27.0
80.0 1.4
81.0 1.3
82.0 1.9
89.0 3.2
90.0 1.9
91.0 7.8
93.0 2.9
103.0 1.8
105.0 5.2
107.0 12.2
118.0 1.4
119.0 26.9
120.0 2.7
121.0 5.6
123.0 4.0
133.0 2.2
135.0 20.6
136.0 1.9
137.0 3.1
147.0 1.6
149.0 82.2
150.0 8.8
151.0 7.7
163.0 54.3
164.0 6.4
165.0 8.6
179.0 28.2
180.0 4.4
181.0 1.8
193.0 100.0
194.0 13.0
195.0 4.8
207.0 6.8
208.0 14.9
209.0 2.4
296.0 1.2
297.0 2.3
90 MHz in CDCl3

| 1H NMR | 89.56 MHz |
| C8 H20 O4 Si | 0.04 ml : 0.5 ml CDCl3 |
| tetraethyl orthosilicate | |
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Assign. Shift(ppm) |
Hz ppm Int.
355.94 3.975 110
348.69 3.894 436
341.69 3.816 465
334.88 3.740 132
118.13 1.320 462
111.19 1.242 1000
108.88 1.216 31
104.13 1.163 399
in CDCl3

CCl4 solution

liquid film


Ethyl silicate(78-10-4) IR2 Atlas of Related Products
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