4,6-二羟基-2-巯基嘧啶(504-17-6)质谱(MS)
分子式:C4H4N2O2S
分子量: 144.15
InChI:InChI=1S/C4H4N2O2S/c7-2-1-3(8)6-4(9)5-2/h1H2,(H2,5,6,7,8,9)
InChIKey: RVBUGGBMJDPOST-UHFFFAOYSA-N
Smiles:C1(=S)NC(=O)CC(=O)N1
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Mass
MS-NW-0274
2-thiobarbituric acid
C4H4N2O2S (Mass of molecular ion: 144)
Source Temperature: 160 °C
Sample Temperature: 0 °C
Direct, 75 eV
14.0 2.0
17.0 1.7
18.0 9.0
27.0 1.4
28.0 4.5
29.0 1.3
32.0 3.0
40.0 1.3
41.0 5.1
42.0 42.7
43.0 40.1
44.0 2.4
45.0 1.1
46.0 2.8
47.0 2.8
55.0 3.0
56.0 4.5
57.0 3.0
58.0 2.0
59.0 23.9
60.0 4.8
61.0 1.1
68.0 1.1
69.0 25.9
70.0 1.0
71.0 1.5
73.0 1.5
74.0 2.4
76.0 2.8
81.0 1.4
83.0 1.6
84.0 4.0
85.0 1.0
86.0 1.6
97.0 1.2
101.0 1.1
112.0 2.3
116.0 32.8
117.0 1.7
118.0 1.6
144.0 100.0
145.0 6.1
146.0 5.0