3,4-吡啶二羧酸(490-11-9)质谱(MS)
InChI:InChI=1S/C7H5NO4/c9-6(10)4-1-2-8-3-5(4)7(11)12/h1-3H,(H,9,10)(H,11,12)
InChIKey: MUYSADWCWFFZKR-UHFFFAOYSA-N
Smiles:C1=NC=CC(C(O)=O)=C1C(O)=O
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Mass
MS-NW-9143
3,4-pyridinedicarboxylic acid
C7H5NO4 (Mass of molecular ion: 167)
Source Temperature: 200 °C
Sample Temperature: 150 °C
Direct, 75 eV
16.0 1.3
17.0 4.2
18.0 19.3
26.0 2.0
27.0 1.5
28.0 8.0
36.0 2.7
37.0 2.3
38.0 5.1
38.5 4.3
39.0 12.0
40.0 1.6
44.0 13.9
45.0 7.6
49.0 6.1
50.0 52.4
51.0 25.8
52.0 13.8
52.5 1.3
53.0 4.4
65.0 1.9
66.0 8.4
67.0 6.5
68.0 1.4
75.0 2.9
76.0 7.4
77.0 33.0
78.0 35.9
79.0 3.7
93.0 7.7
94.0 17.6
95.0 2.1
104.0 4.4
105.0 70.2
106.0 28.6
107.0 2.0
121.0 3.1
122.0 4.0
123.0 100.0
124.0 7.3
149.0 19.6
150.0 7.2
167.0 14.4
168.0 1.5
UV IRRAD. OF NA SALT IN H2O RICH MIXED SOLV.