Mass
MS-IW-6070
O-(2-hydroxy-4-methoxybenzoyl)benzoic acid
C15H12O5 (Mass of molecular ion: 272)
Source Temperature: 160 °C
Sample Temperature: 150 °C
Direct, 75 eV
17.0 1.1
18.0 5.9
28.0 3.9
39.0 2.5
41.0 1.2
44.0 1.0
50.0 1.6
51.0 3.2
52.0 2.0
53.0 1.9
55.0 1.5
63.0 2.4
64.0 1.3
65.0 7.0
66.0 1.1
69.0 3.3
75.0 1.5
76.0 3.5
77.0 4.2
79.0 1.9
80.0 2.1
93.0 6.5
94.0 1.6
95.0 5.6
101.0 1.0
104.0 2.2
105.0 2.4
107.0 1.1
108.0 6.3
113.0 1.8
115.0 1.7
121.0 3.9
122.0 1.3
123.0 1.9
124.0 2.7
126.0 1.2
127.0 4.0
128.0 1.8
136.0 4.2
139.0 3.4
140.0 1.0
149.0 10.4
150.0 1.7
151.0 65.6
152.0 6.2
153.0 1.2
155.0 2.9
167.0 1.6
168.0 3.3
169.0 1.3
180.0 1.1
181.0 1.1
183.0 10.6
184.0 3.7
195.0 1.7
196.0 6.3
197.0 9.3
198.0 3.0
210.0 1.7
211.0 8.5
212.0 2.7
213.0 1.0
223.0 7.9
224.0 1.8
225.0 6.7
226.0 34.9
227.0 57.4
228.0 9.4
229.0 1.2
237.0 1.0
239.0 2.2
253.0 89.4
254.0 86.3
255.0 16.1
256.0 3.1
271.0 3.0
272.0 100.0
273.0 16.9
274.0 2.4