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乳清酸甲酯

产品名称 乳清酸甲酯

CAS号6153-44-2

分子式C6H6N2O4

分子量170.12

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  • Mass

    MS-NW-8713          
    methyl 2,6-dioxo-1,2,3,6-tetrahydro-4-pyrimidinecarboxylate
    C6H6N2O4            (Mass of molecular ion:    170)
    

       Source Temperature: 200 °C
       Sample Temperature: 130 °C
       Direct, 75 eV
    

          15.0       2.3
          18.0       3.7
          28.0       2.4
          39.0       2.6
          40.0      11.5
          41.0       1.6
          44.0       1.3
          53.0       1.5
          59.0       1.6
          67.0       4.6
          68.0     100.0
          69.0       5.2
          70.0       1.4
          91.0       1.8
          97.0       3.8
          99.0       6.8
         112.0       1.1
         127.0      15.8
         128.0       2.3
         139.0       2.4
         170.0      59.9
         171.0       4.7
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C6 H6 N2 O4 0.037 g : 0.5 ml DMSO-d6
    methyl 2,6-dioxo-1,2,3,6-tetrahydro-4-pyrimidinecarboxylate
    ChemicalStructure
        Assign.     Shift(ppm)
    A *1 11.41 B *1 11.15 C 6.059 D 3.856

         Hz     ppm     Int.
    

       4561.39  11.414     78
       4456.80  11.152     93
       2422.74   6.063    213
       2420.73   6.058    212
       1541.35   3.857   1000
    

in DMSO-d6



KBr disc



nujol mull