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N-甲基马来酸

产品名称 N-甲基马来酸

CAS号6936-48-7

分子式C5H7NO3

分子量129.11

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  • Mass

    MS-IW-9190          
    N-methylmaleic monoamide
    C5H7NO3             (Mass of molecular ion:    129)
    

       Source Temperature: 160 °C
       Sample Temperature: 130 °C
       Direct, 75 eV
    

          15.0       9.9
          17.0       3.7
          18.0      18.7
          25.0       4.6
          26.0      40.4
          27.0      22.5
          28.0      28.6
          29.0       7.9
          30.0     100.0
          31.0      21.0
          32.0       1.3
          37.0       1.6
          38.0       1.7
          39.0       2.1
          40.0       2.1
          41.0       4.4
          41.5       1.3
          42.0       7.0
          43.0       2.7
          44.0      15.6
          45.0      13.4
          46.0       1.1
          51.0       1.0
          52.0       2.9
          53.0      13.1
          54.0      59.9
          55.0      23.8
          56.0       9.3
          57.0       3.3
          58.0      22.6
          59.0       6.5
          66.0       7.1
          67.0      14.1
          68.0       1.9
          71.0       6.0
          72.0       4.1
          81.0       1.4
          82.0      16.3
          83.0      11.1
          84.0      17.5
          85.0      13.7
          86.0       1.0
          98.0       5.6
          99.0      30.6
         100.0       6.9
         110.0       5.2
         111.0      35.5
         112.0       4.9
         129.0       2.2
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C5 H7 N O3 0.038 g : 0.5 ml DMSO-d6
    N-methylmaleic monoamide
    ChemicalStructure
        Assign.     Shift(ppm)
    A 15. B 9.12 C *1 6.411 D *1 6.255 E 2.740

         Hz     ppm     Int.
    

       3644.78   9.120     49
       2569.58   6.430    290
       2557.13   6.399    418
       2505.37   6.269    435
       2492.92   6.238    311
       1103.03   2.760     34
       1097.90   2.748   1000
       1093.02   2.735    932
       1088.13   2.723     22
    

in DMSO-d6



KBr disc



nujol mull