Product NameALPHA-(CHLORODIMETHYLSILYL)CUMENE
CAS118740-38-8
Molecular FormulaC11H17ClSi
Molecular Weight212.79
InChIInChI=1S/C11H17ClSi/c1-11(2,13(3,4)12)10-8-6-5-7-9-10/h5-9H,1-4H3
InChIKey SUMFNCSNBLYOEK-UHFFFAOYSA-N
SmilesC(C)(C)([Si](Cl)(C)C)C1C=CC=CC=1

Mass
MS-IW-3602 chloro(alpha,alpha-dimethylbenzyl)dimethylsilane C11H17ClSi (Mass of molecular ion: 212)
Source Temperature: 210 °C Sample Temperature: 160 °C Reservoir, 75 eV
39.0 2.5
41.0 8.5
43.0 1.2
51.0 2.3
63.0 2.9
65.0 5.0
67.0 1.5
73.0 2.6
77.0 5.7
78.0 3.6
79.0 5.6
91.0 32.8
92.0 2.8
93.0 32.0
94.0 2.5
95.0 11.4
103.0 5.0
104.0 1.1
105.0 1.0
115.0 2.0
117.0 6.8
118.0 52.7
119.0 100.0
120.0 10.1
135.0 1.9
155.0 2.7
157.0 1.0
177.0 1.1
212.0 17.0
213.0 2.9
214.0 6.2
215.0 1.0
400 MHz in CDCl3

| 1H NMR | 399.65 MHz |
| C11 H17 Cl Si | 0.05 ml : 0.5 ml CDCl3 |
| chloro(alpha,alpha-dimethylbenzyl)dimethylsilane | |
![]() |
Assign. Shift(ppm) |
Hz ppm Int.
2959.59 7.406 257
2958.13 7.402 234
2954.59 7.393 568
2950.56 7.383 31
2949.22 7.380 41
2909.06 7.280 38
2906.01 7.272 44
2905.15 7.270 71
2904.17 7.267 45
2903.56 7.266 42
2901.73 7.261 39
2900.51 7.258 56
2899.90 7.257 37
2898.80 7.254 36
2898.07 7.252 32
2895.14 7.245 48
633.54 1.586 123
630.25 1.578 918
626.71 1.569 112
155.76 0.390 134
152.47 0.382 1000
149.05 0.373 123
in CDCl3

liquid film

ALPHA-(CHLORODIMETHYLSILYL)CUMENE(118740-38-8) MS Atlas of Related Products