
Mass
MS-NW-9224
gamma-oxo-1-pyrenebutyric acid
C20H14O3 (Mass of molecular ion: 302)
Source Temperature: 220 °C
Sample Temperature: 170 °C
Direct, 75 eV
17.0 2.4
18.0 13.1
28.0 1.8
44.0 1.4
45.0 1.2
55.0 1.0
87.0 2.3
99.0 1.7
99.5 1.8
100.0 15.2
100.5 18.2
101.0 4.2
113.0 2.2
114.0 1.4
114.5 5.9
115.0 1.1
118.5 1.0
119.0 1.2
119.5 1.5
128.0 1.4
150.0 1.2
151.0 2.0
174.0 1.8
175.0 1.4
198.0 2.2
199.0 3.5
200.0 22.0
201.0 60.1
202.0 13.1
203.0 1.5
226.0 1.9
227.0 1.8
228.0 1.9
229.0 100.0
230.0 18.7
231.0 2.1
235.0 1.5
237.0 1.0
239.0 4.0
240.0 2.1
255.0 1.4
256.0 3.4
284.0 5.7
285.0 1.7
302.0 37.3
303.0 8.2
304.0 1.1