Mass
MS-IW-3194
2-(3,4-dimethoxyphenyl)-3,7-dimethoxy-4H-chromen-4-one
C19H18O6 (Mass of molecular ion: 342)
Source Temperature: 160 °C
Sample Temperature: 160 °C
Direct, 75 eV
15.0 1.0
51.0 2.3
53.0 1.1
62.0 1.0
63.0 7.1
64.0 1.1
65.0 1.0
75.0 3.0
76.0 2.4
77.0 3.3
78.0 1.6
79.0 3.9
91.0 2.7
92.0 1.9
94.0 1.0
103.0 1.0
104.0 1.1
105.0 1.6
106.0 3.0
107.0 3.0
113.0 1.3
114.0 1.4
115.0 2.0
119.0 5.5
120.0 1.6
121.0 1.2
122.0 2.1
126.0 1.6
127.0 2.6
128.0 4.5
133.0 1.0
134.0 5.2
134.5 1.6
135.0 2.4
137.0 1.4
139.0 1.4
140.0 1.8
140.5 1.1
141.0 1.6
142.0 6.8
142.5 1.1
147.0 1.8
148.0 2.8
148.5 1.0
149.0 6.3
149.5 1.6
150.0 1.7
151.0 9.5
152.0 1.4
155.0 4.3
155.5 7.4
156.0 2.5
157.0 8.0
157.5 1.4
162.0 2.0
163.0 1.7
163.5 1.6
165.0 5.2
170.0 1.3
171.0 8.1
171.5 1.4
177.0 1.2
185.0 1.2
187.0 1.0
191.0 1.2
197.0 1.1
211.0 2.5
212.0 1.1
213.0 3.0
223.0 1.5
224.0 1.1
225.0 2.1
226.0 2.0
227.0 2.1
238.0 1.7
239.0 5.3
240.0 2.0
241.0 3.6
251.0 1.1
252.0 1.7
253.0 5.9
254.0 3.8
255.0 4.1
256.0 3.4
257.0 1.1
266.0 3.6
267.0 4.1
268.0 3.6
269.0 7.0
270.0 1.4
271.0 3.4
280.0 1.1
281.0 6.3
282.0 2.0
283.0 3.3
284.0 4.4
285.0 1.3
293.0 2.8
295.0 7.9
296.0 3.7
297.0 5.9
298.0 2.1
299.0 27.1
300.0 5.1
309.0 5.5
310.0 1.9
311.0 18.1
312.0 5.1
313.0 5.2
314.0 1.1
323.0 6.9
324.0 4.8
325.0 4.6
326.0 2.1
327.0 61.0
328.0 12.3
329.0 1.9
341.0 77.4
342.0 100.0
343.0 20.0
344.0 3.1