![图谱](https://www.chemicalbook.com/Spectrum/2306-27-6_MS_1.jpg)
Mass
MS-IW-6742
2-(3,4-dimethoxyphenyl)-5,6,7-trimethoxy-4-chromenone
C20H20O7 (Mass of molecular ion: 372)
Source Temperature: 160 °C
Sample Temperature: 160 °C
Direct, 75 eV
28.0 2.1
53.0 1.3
65.0 1.0
66.0 1.1
69.0 3.8
76.0 1.1
77.0 1.0
83.0 1.5
91.0 1.8
93.0 1.5
119.0 1.5
139.0 1.7
143.0 2.0
147.0 1.7
148.0 1.7
153.0 1.0
157.0 4.3
162.0 3.4
163.0 1.0
165.0 2.1
167.0 8.9
171.0 1.3
178.5 6.5
179.0 1.8
180.0 1.0
195.0 3.0
271.0 1.1
282.0 1.3
283.0 1.8
284.0 1.3
295.0 1.0
296.0 2.8
297.0 1.7
298.0 1.2
299.0 2.6
311.0 2.9
312.0 2.8
313.0 5.4
314.0 5.2
315.0 1.3
325.0 2.0
326.0 5.8
327.0 5.3
328.0 1.6
329.0 2.3
339.0 2.0
341.0 15.9
342.0 6.8
343.0 4.3
355.0 2.4
357.0 100.0
358.0 21.8
359.0 3.9
371.0 2.4
372.0 28.1
373.0 6.7
374.0 1.1