Product Name3-Hydroxy-2-methylbenzoic acid
CAS603-80-5
Molecular FormulaC8H8O3
Molecular Weight152.15
InChIInChI=1S/C8H8O3/c1-5-6(8(10)11)3-2-4-7(5)9/h2-4,9H,1H3,(H,10,11)
InChIKey RIERSGULWXEJKL-UHFFFAOYSA-N
SmilesC(O)(=O)C1=CC=CC(O)=C1C

Mass
MS-IW-8193 3-hydroxy-o-toluic acid C8H8O3 (Mass of molecular ion: 152)
Source Temperature: 150 °C Sample Temperature: 120 °C Direct, 75 eV
17.0 2.5
18.0 8.1
27.0 2.9
28.0 2.7
29.0 1.0
37.0 1.1
38.0 2.6
39.0 7.5
40.0 1.0
41.0 1.8
43.0 2.9
44.0 1.1
44.5 1.7
45.0 1.3
50.0 3.3
51.0 7.1
52.0 4.0
52.5 1.3
53.0 5.0
53.5 1.6
55.0 1.7
61.0 1.0
62.0 1.5
63.0 2.5
65.0 1.8
66.0 1.2
67.0 5.9
67.5 1.6
74.0 1.4
75.0 1.2
76.0 1.3
77.0 16.9
78.0 10.9
79.0 9.7
80.0 1.4
89.0 1.0
90.0 1.4
95.0 1.3
105.0 7.6
106.0 41.0
107.0 41.5
108.0 4.0
116.0 1.2
133.0 1.6
134.0 51.0
135.0 16.2
136.0 1.6
151.0 3.7
152.0 100.0
153.0 8.9
154.0 1.0
400 MHz in DMSO-d6

| 1H NMR | 399.65 MHz |
| C8 H8 O3 | 0.035 g : 0.5 ml DMSO-d6 |
| 3-hydroxy-o-toluic acid | |
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Assign. Shift(ppm) |
Hz ppm Int.
2884.74 7.219 105
2883.67 7.216 117
2877.04 7.199 147
2875.97 7.197 151
2833.88 7.091 82
2826.40 7.073 172
2818.71 7.053 99
2818.28 7.052 101
2794.77 6.994 144
2793.71 6.991 156
2786.65 6.973 102
2785.59 6.971 102
928.46 2.324 1000
in DMSO-d6

KBr disc

nujol mull

3-Hydroxy-2-methylbenzoic acid(603-80-5) IR2 Atlas of Related Products