Product NameMethyltriethoxysilane
CAS2031-67-6
Molecular FormulaC7H18O3Si
Molecular Weight178.3
InChIInChI=1S/C7H18O3Si/c1-5-8-11(4,9-6-2)10-7-3/h5-7H2,1-4H3
InChIKey CPUDPFPXCZDNGI-UHFFFAOYSA-N
Smiles[Si](OCC)(OCC)(OCC)C

Mass
MS-NW-5022 triethoxy(methyl)silane C7H18O3Si (Mass of molecular ion: 178)
Source Temperature: 250 °C Sample Temperature: 190 °C Reservoir, 75 eV
15.0 1.8
26.0 2.0
27.0 3.8
28.0 2.4
29.0 3.3
31.0 2.0
43.0 2.5
45.0 13.5
59.0 2.5
60.0 1.9
61.0 10.2
62.0 2.4
63.0 4.3
73.0 5.0
74.0 2.8
75.0 1.6
76.0 1.6
77.0 30.0
78.0 2.0
79.0 10.5
81.0 1.8
88.0 1.9
89.0 16.5
90.0 1.9
91.0 7.0
103.0 2.7
105.0 15.7
106.0 1.5
107.0 8.8
117.0 2.3
119.0 53.1
120.0 5.3
121.0 2.7
133.0 66.1
134.0 7.4
135.0 10.7
136.0 1.0
147.0 1.0
149.0 4.7
163.0 100.0
164.0 12.1
165.0 4.8
177.0 2.2
178.0 2.8
90 MHz in CDCl3

| 1H NMR | 89.56 MHz |
| C7 H18 O3 Si | 0.04 ml : 0.5 ml CDCl3 |
| triethoxy(methyl)silane | |
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Assign. Shift(ppm) |
Hz ppm Int.
352.19 3.933 118
345.00 3.853 440
343.63 3.837 34
338.00 3.775 464
336.56 3.758 38
331.19 3.698 143
117.06 1.308 477
110.19 1.231 1000
103.13 1.152 411
11.56 0.130 755
in CDCl3

CCl4 solution

liquid film


Methyltriethoxysilane(2031-67-6) Raman Atlas of Related Products
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