Product NameMono-methyl succinate
CAS3878-55-5
Molecular FormulaC5H8O4
Molecular Weight132.11
InChIInChI=1S/C5H8O4/c1-9-5(8)3-2-4(6)7/h2-3H2,1H3,(H,6,7)
InChIKey JDRMYOQETPMYQX-UHFFFAOYSA-N
SmilesC(OC)(=O)CCC(O)=O

Mass
MS-NW-7242 methyl hydrogen succinate C5H8O4 (Mass of molecular ion: 132)
Source Temperature: 210 °C Sample Temperature: 190 °C Reservoir, 75 eV
14.0 1.4
15.0 19.3
26.0 6.1
27.0 22.5
28.0 17.8
29.0 28.6
30.0 1.1
31.0 7.8
32.0 1.5
33.0 1.3
41.0 1.1
42.0 4.8
43.0 7.4
45.0 26.8
53.0 1.1
55.0 49.9
56.0 13.6
57.0 6.9
59.0 23.9
60.0 2.5
72.0 2.3
73.0 22.9
74.0 1.4
77.0 2.1
83.0 1.0
87.0 5.6
88.0 5.4
100.0 9.2
101.0 100.0
102.0 4.9
114.0 13.3
115.0 3.9
90 MHz in CDCl3

| 1H NMR | 89.56 MHz |
| C5 H8 O4 | 0.039 g : 0.5 ml CDCl3 |
| methyl hydrogen succinate | |
![]() |
Assign. Shift(ppm) |
Hz ppm Int.
1007.10 11.245 61
332.06 3.708 1000
241.74 2.700 90
240.45 2.685 215
238.66 2.665 574
236.87 2.645 200
235.58 2.631 104
231.31 2.583 25
230.29 2.572 31
in CDCl3

KBr disc

nujol mull

4880 A,200 M,powder

Mono-methyl succinate(3878-55-5) 13C NMR Atlas of Related Products