Product NameBETA-METHYLLEVULINIC ACID
CAS6628-79-1
Molecular FormulaC6H10O3
Molecular Weight130.14
InChIInChI=1S/C6H10O3/c1-4(5(2)7)3-6(8)9/h4H,3H2,1-2H3,(H,8,9)
InChIKey NFIWUVRBASXMGK-UHFFFAOYSA-N
SmilesC(O)(=O)CC(C)C(=O)C

Mass
MS-IW-4090 3-methyl-4-oxovaleric acid C6H10O3 (Mass of molecular ion: 130)
Source Temperature: 230 °C Sample Temperature: 150 °C Reservoir, 75 eV
15.0 5.4
17.0 9.5
18.0 48.8
27.0 7.0
28.0 3.1
29.0 1.5
31.0 1.1
39.0 7.2
40.0 1.5
41.0 15.0
42.0 26.2
43.0 100.0
44.0 5.6
45.0 18.0
55.0 2.9
60.0 1.6
61.0 41.2
62.0 1.0
69.0 6.1
70.0 42.8
71.0 4.5
73.0 18.4
85.0 1.0
87.0 4.8
88.0 2.3
112.0 1.4
113.0 3.7
130.0 7.9
400 MHz in CDCl3

| 1H NMR | 399.65 MHz |
| C6 H10 O3 | 0.038 g : 0.5 ml CDCl3 |
| 3-methyl-4-oxovaleric acid | |
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Assign. Shift(ppm) |
Hz ppm Int.
1209.27 3.026 28
1201.76 3.008 49
1195.53 2.992 52
1188.57 2.975 36
1136.18 2.843 57
1127.39 2.821 47
1118.96 2.800 67
1110.36 2.779 56
950.08 2.378 70
944.96 2.365 68
933.05 2.335 58
927.92 2.322 56
889.09 2.225 598
474.95 1.189 1000
467.62 1.171 972
in CDCl3

liquid film

BETA-METHYLLEVULINIC ACID(6628-79-1) MS Atlas of Related Products