4-甲氧基香豆素(20280-81-3)质谱(MS)
InChI:InChI=1S/C10H8O3/c1-12-9-6-10(11)13-8-5-3-2-4-7(8)9/h2-6H,1H3
InChIKey: MLCMXDYMSAZNPC-UHFFFAOYSA-N
Smiles:C1(=O)OC2=CC=CC=C2C(OC)=C1
-
Mass
MS-IW-9419
4-methoxycoumarin
C10H8O3 (Mass of molecular ion: 176)
Source Temperature: 140 °C
Sample Temperature: 110 °C
Direct, 75 eV
15.0 1.6
18.0 1.7
27.0 1.4
28.0 3.6
37.0 1.2
38.0 3.5
38.5 1.0
39.0 6.3
41.0 1.3
43.0 1.7
44.0 1.0
44.5 3.7
45.0 5.1
50.0 5.6
51.0 11.8
52.0 1.0
52.5 1.5
53.0 2.3
59.0 4.2
61.0 1.8
62.0 5.0
63.0 10.0
64.0 4.1
65.0 1.8
69.0 8.0
74.0 3.6
75.0 2.6
76.0 3.9
77.0 15.4
78.0 2.3
86.0 1.0
87.0 1.2
88.0 4.0
89.0 8.6
90.0 14.0
91.0 3.6
92.0 3.9
101.0 2.4
103.0 1.7
104.0 1.8
105.0 9.7
106.0 1.2
107.0 1.5
116.0 3.4
118.0 29.1
119.0 6.2
120.0 3.4
121.0 1.1
131.0 1.9
133.0 28.1
134.0 6.3
135.0 1.3
144.0 1.2
147.0 3.4
148.0 53.3
149.0 5.3
159.0 1.2
175.0 10.3
176.0 100.0
177.0 11.5
178.0 1.2