Trimellitic Anhydride(552-30-7) MS
Molecular FormulaC9H4O5
Molecular Weight192.13
InChIInChI=1S/C9H4O5/c10-7(11)4-1-2-5-6(3-4)9(13)14-8(5)12/h1-3H,(H,10,11)
InChIKey SRPWOOOHEPICQU-UHFFFAOYSA-N
SmilesC1(=O)C2=C(C=C(C(O)=O)C=C2)C(=O)O1
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Mass
MS-NW-0418
1,2,4-benzenetricarboxylic 1,2-anhydride
C9H4O5 (Mass of molecular ion: 192)
Source Temperature: 180 °C
Sample Temperature: 130 °C
Direct, 75 eV
17.0 7.0
18.0 33.0
28.0 5.3
37.0 5.6
37.5 3.5
38.0 2.5
44.0 1.0
45.0 2.0
49.0 1.8
50.0 9.0
51.0 1.3
51.5 3.8
53.0 3.7
61.0 1.3
62.0 1.5
63.0 3.1
64.0 2.9
65.0 1.2
65.5 2.3
69.0 3.0
73.0 4.9
74.0 22.0
75.0 23.4
76.0 2.0
91.0 1.2
92.0 1.2
102.0 11.8
103.0 18.4
104.0 1.5
119.0 6.1
120.0 36.1
121.0 3.0
148.0 100.0
149.0 9.6
150.0 1.1
175.0 3.1
192.0 17.2
193.0 2.0