方酸(2892-51-5)紅外圖譜(IR1)
InChI:InChI=1S/C4H2O4/c5-1-2(6)4(8)3(1)7/h5-6H
InChIKey: PWEBUXCTKOWPCW-UHFFFAOYSA-N
Smiles:C1(=O)C(O)=C(O)C1=O
-
Mass
MS-NW-5804
3,4-dihydroxy-3-cyclobutene-1,2-dione
C4H2O4 (Mass of molecular ion: 114)
Source Temperature: 220 °C
Sample Temperature: 170 °C
Direct, 75 eV
12.0 5.0
13.0 2.3
17.0 1.5
18.0 5.5
24.0 2.9
28.0 35.3
29.0 86.4
30.0 2.1
40.0 8.9
41.0 10.2
44.0 2.7
52.0 1.6
56.0 6.5
58.0 100.0
59.0 2.5
68.0 9.7
69.0 7.6
86.0 51.5
87.0 2.0
114.0 93.7
115.0 4.9
116.0 1.0