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网站主页CAS数据库列表 5988-19-2更多图谱L-氢化乳清酸(5988-19-2)红外图谱(IR2)

L-氢化乳清酸

产品名称 L-氢化乳清酸

CAS号5988-19-2

分子式C5H6N2O4

分子量158.11

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  • Mass

    MS-NW-6083          
    (S)-2,6-dioxohexahydro-4-pyrimidinecarboxylic acid
    C5H6N2O4            (Mass of molecular ion:    158)
    

       Source Temperature: 190 °C
       Sample Temperature: 150 °C
       Direct, 75 eV
    

          14.0       1.1
          15.0       5.0
          18.0       1.7
          26.0       2.0
          27.0       4.9
          28.0      28.6
          29.0       1.5
          39.0       1.0
          40.0       4.1
          41.0       5.4
          42.0      11.0
          43.0      44.2
          44.0       8.8
          45.0       4.5
          55.0       4.8
          68.0       1.5
          69.0       2.8
          70.0      55.8
          71.0       2.8
          72.0       1.3
         112.0       2.6
         113.0     100.0
         114.0       6.5
         158.0       4.8
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C5 H6 N2 O4 0.040 g : 0.5 ml DMSO-d6
    (S)-2,6-dioxohexahydro-4-pyrimidinecarboxylic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A *1 10.1 B *1 7.79 C 4.082 D *2 2.894 E *2 2.568

         Hz     ppm     Int.
    

       4043.95  10.119   1000
       3114.50   7.794    646
       1638.67   4.101    362
       1635.50   4.093    570
       1631.59   4.083    719
       1627.44   4.073    576
       1624.27   4.065    386
       1169.92   2.928    554
       1162.35   2.909    623
       1153.08   2.886    758
       1149.41   2.877     81
       1145.51   2.867    652
       1035.40   2.591    515
       1032.47   2.584    514
       1018.55   2.549    418
       1015.87   2.542    416
    

in DMSO-d6



KBr disc



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