![图谱](https://www.chemicalbook.com/Spectrum/17916-60-8_MS_1.jpg)
Mass
MS-NW-9872
trans-p-bromocinnamic acid
C9H7BrO2 (Mass of molecular ion: 226)
Source Temperature: 230 °C
Sample Temperature: 140 °C
Direct, 75 eV
18.0 2.8
38.0 1.5
39.0 2.1
45.0 2.2
49.0 1.3
50.0 10.8
51.0 19.9
51.5 1.0
52.0 2.1
59.0 1.7
61.0 1.0
62.0 2.2
63.0 4.0
65.0 3.5
69.0 1.4
73.0 3.6
73.5 6.1
74.0 7.6
75.0 14.7
76.0 11.3
77.0 6.0
89.0 1.8
90.0 2.5
90.5 1.3
91.0 13.0
91.5 1.3
92.0 1.1
98.0 1.6
99.0 1.5
100.0 1.3
101.0 13.2
102.0 51.1
103.0 9.1
104.5 1.6
105.5 1.6
118.0 3.7
119.0 5.3
130.0 6.5
147.0 20.3
148.0 2.1
155.0 1.2
157.0 2.0
169.0 2.3
171.0 2.2
180.0 9.7
181.0 14.7
182.0 11.0
183.0 15.3
184.0 1.9
185.0 2.5
187.0 1.5
198.0 2.0
200.0 1.9
208.0 4.2
209.0 18.5
210.0 5.8
211.0 18.0
212.0 1.7
225.0 45.1
226.0 100.0
227.0 53.2
228.0 97.3
229.0 9.6