Mass
MS-KW-0650
2,3-diphenylquinoxaline 1,4-dioxide
C20H14N2O2 (Mass of molecular ion: 314)
Source Temperature: 190 °C
Sample Temperature: 180 °C
Direct, 75 eV
27.0 1.2
28.0 2.6
38.0 1.1
39.0 4.6
44.0 1.7
50.0 11.3
51.0 11.1
52.0 2.5
62.0 1.5
63.0 5.8
64.0 4.1
65.0 2.3
74.0 2.5
75.0 5.7
76.0 17.3
77.0 38.0
78.0 3.9
83.5 1.2
87.0 1.1
88.0 1.7
89.0 2.5
90.0 4.4
91.0 2.6
92.0 1.0
96.5 1.7
97.0 3.2
100.0 1.3
101.0 1.1
102.0 4.3
103.0 4.3
104.0 2.8
105.0 44.5
106.0 3.8
113.0 2.1
114.0 1.6
115.0 3.1
120.5 1.4
121.0 2.3
121.5 1.5
122.0 7.3
125.5 1.0
126.0 3.6
126.5 1.6
127.0 4.0
127.5 2.6
128.0 3.4
133.0 1.9
133.5 4.4
134.0 9.7
134.5 6.0
135.0 2.1
139.0 6.0
139.5 7.7
140.0 20.2
140.5 20.3
141.0 11.3
141.5 2.2
142.0 1.1
148.0 1.9
148.5 1.9
149.0 1.2
150.0 1.7
151.0 7.1
152.0 7.0
153.0 3.1
163.0 1.6
164.0 2.4
165.0 2.5
166.0 3.7
167.0 2.4
176.0 4.5
177.0 5.5
178.0 13.8
179.0 18.5
180.0 2.9
190.0 1.5
192.0 2.0
193.0 9.2
194.0 38.3
195.0 6.6
203.0 1.9
205.0 3.0
218.0 2.2
221.0 1.1
231.0 1.0
241.0 1.3
242.0 1.8
243.0 3.3
244.0 3.0
251.0 1.1
252.0 1.3
253.0 1.9
254.0 2.8
255.0 8.3
256.0 2.9
257.0 3.8
258.0 1.1
259.0 1.1
265.0 1.0
266.0 3.1
267.0 5.8
268.0 13.8
269.0 23.8
270.0 6.4
271.0 4.0
278.0 1.3
279.0 11.2
280.0 31.2
281.0 100.0
282.0 58.0
283.0 11.3
284.0 1.8
285.0 2.6
295.0 1.3
296.0 2.3
297.0 38.4
298.0 37.1
299.0 7.7
313.0 4.7
314.0 26.0
315.0 5.9
316.0 1.4