4-ETHYLCATECHOL(1124-39-6) 13C NMR
Molecular FormulaC8H10O2
Molecular Weight138.16
InChIInChI=1S/C8H10O2/c1-2-6-3-4-7(9)8(10)5-6/h3-5,9-10H,2H2,1H3
InChIKey HFLGBNBLMBSXEM-UHFFFAOYSA-N
SmilesC1(O)=CC=C(CC)C=C1O
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![](https://www.chemicalbook.com/Spectrum/1124-39-6_MS.gif)
Mass
MS-IW-9531
4-ethylpyrocatechol
C8H10O2 (Mass of molecular ion: 138)
Source Temperature: 220 °C
Sample Temperature: 150 °C
Reservoir, 75 eV
27.0 3.0
28.0 1.3
38.0 1.1
39.0 4.9
41.0 1.9
43.0 1.3
50.0 1.8
51.0 7.5
52.0 1.5
53.0 3.2
55.0 2.6
61.5 1.0
62.0 1.0
63.0 2.4
64.0 1.1
65.0 4.1
66.0 1.5
67.0 1.6
69.0 1.1
77.0 12.0
78.0 1.2
79.0 1.7
81.0 1.2
89.0 1.6
91.0 6.4
92.0 2.0
94.0 1.8
105.0 3.8
107.0 1.9
110.0 1.4
119.0 1.5
120.0 1.9
121.0 1.3
122.0 1.1
123.0 100.0
124.0 7.7
136.0 1.3
137.0 4.2
138.0 31.1
139.0 2.8