Mass
MS-IW-6594
(2,2-dimethyl-5-oxotetrahydro-3-furyl)acetic acid
C8H12O4 (Mass of molecular ion: 172)
Source Temperature: 150 °C
Sample Temperature: 150 °C
Direct, 75 eV
14.5 3.0
16.5 4.2
17.5 19.0
25.5 1.1
26.5 9.9
27.5 13.4
28.5 5.4
30.5 3.5
36.0 1.4
37.0 3.7
38.0 32.1
39.0 10.1
40.0 50.1
41.0 17.5
42.0 67.9
43.0 21.8
44.0 6.4
49.0 2.8
50.0 4.8
51.0 3.1
52.0 8.8
53.0 6.1
54.0 16.3
55.0 7.6
56.0 3.5
57.0 18.0
58.0 55.6
59.0 5.1
61.0 1.3
62.0 2.5
64.0 8.7
65.0 4.0
66.0 36.2
67.0 24.8
68.0 38.6
69.0 2.7
70.0 7.2
72.0 2.2
76.0 5.4
77.0 2.0
78.0 16.8
79.0 8.2
80.0 5.0
81.0 26.7
82.0 17.0
83.0 2.5
84.0 3.9
85.0 58.3
86.0 3.6
88.0 1.4
89.0 1.3
90.0 13.3
91.0 6.0
92.0 2.4
93.0 2.5
94.0 13.9
95.0 1.7
96.0 44.1
97.0 3.7
106.0 3.5
107.0 20.0
108.0 7.1
109.0 18.5
110.0 20.8
111.0 1.9
112.0 2.4
113.0 27.5
114.0 2.1
117.0 1.2
120.0 8.5
125.0 3.7
126.0 1.1
127.0 12.8
128.0 1.5
133.0 1.2
135.0 8.4
136.0 1.2
138.0 97.6
139.0 7.9
140.0 1.0
143.0 1.7
153.0 7.8
154.0 4.6
156.0 100.0
157.0 7.9
158.0 1.2
171.0 1.7
172.0 3.6