![图谱](https://www.chemicalbook.com/Spectrum/6179-26-6_MS_1.jpg)
Mass
MS-IW-4650
benzo(b)thiophene-6-carboxylic acid
C9H6O2S (Mass of molecular ion: 178)
Source Temperature: 130 °C
Sample Temperature: 100 °C
Direct, 75 eV
17.0 1.1
18.0 6.0
28.0 1.5
39.0 1.8
44.0 1.0
45.0 2.3
51.0 1.0
61.0 1.2
62.0 1.9
63.0 4.9
66.0 2.2
66.5 6.7
69.0 2.8
74.0 1.3
75.0 6.7
80.5 3.5
81.0 1.3
82.0 1.5
87.0 1.2
89.0 19.3
90.0 1.9
93.0 1.4
121.0 1.1
132.0 2.6
133.0 34.4
134.0 4.6
135.0 1.8
150.0 1.0
161.0 67.8
162.0 7.6
163.0 3.5
178.0 100.0
179.0 11.2
180.0 5.6