Isatoic Anhydride(118-48-9) 1H NMR
Molecular FormulaC8H5NO3
Molecular Weight163.13
InChIInChI=1S/C8H5NO3/c10-7-5-3-1-2-4-6(5)9-8(11)12-7/h1-4H,(H,9,11)
InChIKey TXJUTRJFNRYTHH-UHFFFAOYSA-N
SmilesN1C2=CC=CC=C2C(=O)OC1=O
-
![](https://www.chemicalbook.com/Spectrum/118-48-9_MS.gif)
Mass
MS-NW-0168
3,1-benzoxazine-2,4(1H)-dione
C8H5NO3 (Mass of molecular ion: 163)
Source Temperature: 220 °C
Sample Temperature: 0 °C
Direct, 75 eV
26.0 1.1
28.0 2.5
37.0 6.1
38.0 9.2
39.0 7.6
40.0 1.3
41.0 2.5
44.0 1.1
44.5 1.8
45.5 5.7
49.0 1.3
50.0 7.0
51.0 2.7
52.0 7.5
53.0 1.5
59.5 2.3
61.0 3.8
62.0 6.3
63.0 18.7
64.0 21.3
65.0 5.1
74.0 2.5
75.0 1.8
76.0 3.4
90.0 7.8
91.0 15.9
92.0 55.0
93.0 3.8
119.0 100.0
120.0 8.5
163.0 23.5
164.0 2.3