2-(3,4-二甲氧苯基)-3-羟基-5,7-二甲氧基-4H-苯并吡喃-4-酮(1244-78-6)红外图谱(IR2)
InChI:
InChIKey:
Smiles:
-
![图谱](https://www.chemicalbook.com/Spectrum/1244-78-6_MS_1.jpg)
Mass
MS-IW-3195
2-(3,4-dimethoxyphenyl)-3-hydroxy-5,7-dimethoxy-4H-chromen-4-one
C19H18O7 (Mass of molecular ion: 358)
Source Temperature: 180 °C
Sample Temperature: 170 °C
Direct, 75 eV
15.0 1.3
18.0 1.8
28.0 1.2
39.0 1.3
50.0 1.0
51.0 2.4
53.0 1.7
59.0 1.0
62.0 1.2
63.0 3.4
64.0 1.3
65.0 1.2
66.0 1.3
69.0 2.6
75.0 1.5
76.0 1.5
77.0 3.8
78.0 1.3
79.0 3.7
91.0 1.5
92.0 2.4
93.0 1.7
94.0 1.1
95.0 1.3
105.0 1.6
106.0 1.9
107.0 2.3
119.0 2.7
120.0 1.7
121.0 2.8
122.0 2.6
123.0 1.0
127.0 1.6
134.0 1.3
135.0 4.5
136.0 2.4
137.0 2.8
138.0 1.2
141.0 1.1
142.0 4.6
142.5 1.7
143.0 1.0
148.5 1.2
149.0 3.7
150.0 5.8
150.5 1.0
151.0 2.3
156.0 2.4
156.5 1.6
157.0 1.2
163.0 1.5
163.5 6.4
164.0 2.5
165.0 6.6
166.0 1.0
171.5 2.8
172.0 1.1
179.0 13.6
179.5 2.8
180.0 1.1
181.0 1.7
213.0 1.1
226.0 1.3
227.0 1.6
229.0 1.6
239.0 1.5
240.0 1.0
241.0 2.7
242.0 1.9
243.0 1.4
253.0 3.1
254.0 2.0
255.0 2.3
256.0 1.3
257.0 2.4
267.0 1.7
268.0 1.4
269.0 4.9
270.0 2.0
271.0 3.9
272.0 3.2
281.0 2.0
282.0 2.2
283.0 3.2
284.0 1.7
285.0 4.9
286.0 1.2
287.0 1.7
294.0 1.0
296.0 1.0
297.0 4.4
298.0 3.0
299.0 2.6
300.0 2.5
309.0 1.1
311.0 1.7
312.0 49.0
313.0 15.2
314.0 3.3
315.0 6.9
316.0 1.3
325.0 3.0
326.0 1.7
327.0 10.5
328.0 6.2
329.0 10.1
330.0 2.3
339.0 3.2
340.0 6.8
341.0 3.8
342.0 1.6
343.0 9.7
344.0 3.0
357.0 17.3
358.0 100.0
359.0 20.8
360.0 3.4
372.0 3.6