Product NameMesityl oxide
CAS141-79-7
Molecular FormulaC6H10O
Molecular Weight98.14
InChIInChI=1S/C6H10O/c1-5(2)4-6(3)7/h4H,1-3H3
InChIKey SHOJXDKTYKFBRD-UHFFFAOYSA-N
SmilesCC(=O)/C=C(/C)\C

Mass
MS-NW-0029 4-methyl-3-penten-2-one C6H10O (Mass of molecular ion: 98)
Source Temperature: 220 °C Sample Temperature: 65 °C Reservoir, 75 eV
15.0 4.3
18.0 1.5
26.0 1.5
27.0 13.8
28.0 2.4
29.0 22.7
31.0 2.5
37.0 1.0
38.0 2.5
39.0 19.9
40.0 2.2
41.0 7.6
42.0 2.4
43.0 40.5
44.0 1.0
50.0 2.6
51.0 3.3
52.0 1.3
53.0 9.1
54.0 1.7
55.0 85.0
56.0 4.6
58.0 1.5
59.0 6.8
79.0 1.9
82.0 1.2
83.0 100.0
84.0 5.6
98.0 53.6
99.0 3.9
90 MHz in CDCl3

| 1H NMR | 89.56 MHz |
| C6 H10 O | 0.04 ml : 0.5 ml CDCl3 |
| 4-methyl-3-penten-2-one | |
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Assign. Shift(ppm) |
Hz ppm Int.
547.94 6.119 36
546.94 6.107 70
546.56 6.103 72
545.63 6.093 94
544.31 6.078 74
542.94 6.063 37
193.56 2.162 1000
192.00 2.144 479
190.75 2.130 478
169.56 1.894 447
168.25 1.879 459
in CDCl3

CCl4 solution

liquid film


Mesityl oxide(141-79-7) Raman Atlas of Related Products
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