巴比妥酸(67-52-7)红外图谱(IR1)
InChI:InChI=1S/C4H4N2O3/c7-2-1-3(8)6-4(9)5-2/h1H2,(H2,5,6,7,8,9)
InChIKey: HNYOPLTXPVRDBG-UHFFFAOYSA-N
Smiles:C1(=O)NC(=O)CC(=O)N1
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![图谱](https://www.chemicalbook.com/Spectrum/67-52-7_MS_1.jpg)
Mass
MS-NW-0230
barbituric acid
C4H4N2O3 (Mass of molecular ion: 128)
Source Temperature: 210 °C
Sample Temperature: 0 °C
Direct, 75 eV
14.0 3.2
27.0 2.8
28.0 7.0
29.0 3.2
39.0 1.3
40.0 1.8
41.0 5.2
42.0 100.0
43.0 8.4
44.0 6.0
68.0 1.1
69.0 5.5
70.0 4.7
85.0 13.5
100.0 4.0
128.0 51.8
129.0 2.7
400 MHz in DMSO-d6
90 MHz in DMSO-d6