PHTHALIC ACID MONOBENZYL ESTER(2528-16-7) IR1
Molecular FormulaC15H12O4
Molecular Weight256.25
InChIInChI=1S/C15H12O4/c16-14(17)12-8-4-5-9-13(12)15(18)19-10-11-6-2-1-3-7-11/h1-9H,10H2,(H,16,17)
InChIKey XIKIUQUXDNHBFR-UHFFFAOYSA-N
SmilesC1(C(OCC2=CC=CC=C2)=O)=CC=CC=C1C(O)=O
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![](https://www.chemicalbook.com/Spectrum/2528-16-7_MS.gif)
Mass
MS-IW-5661
benzyl hydrogen phthalate
C15H12O4 (Mass of molecular ion: 256)
Source Temperature: 170 °C
Sample Temperature: 160 °C
Direct, 75 eV
18.0 4.1
27.0 2.5
28.0 4.3
29.0 1.6
31.0 1.5
37.0 5.6
37.5 2.3
38.0 10.6
39.0 9.2
41.0 1.2
44.0 2.5
49.0 2.8
50.0 27.7
51.0 15.5
52.0 9.3
53.0 5.3
53.5 1.9
54.0 1.4
61.0 1.6
62.0 2.2
63.0 5.0
64.0 1.6
65.0 16.9
66.0 1.6
73.0 2.7
74.0 10.2
75.0 6.9
76.0 48.4
77.0 40.9
78.0 9.7
79.0 75.1
80.0 7.1
89.0 7.3
90.0 9.2
91.0 51.4
92.0 6.9
93.0 4.5
104.0 57.4
105.0 19.8
106.0 3.9
107.0 70.7
108.0 100.0
109.0 7.9
121.0 3.4
122.0 31.2
123.0 2.7
132.0 4.5
148.0 42.2
149.0 37.0
150.0 63.4
151.0 5.8
152.0 1.0
165.0 1.5
256.0 1.6