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557-24-4

Maleamic acid

Product Name Maleamic acid

CAS557-24-4

MFC4H5NO3

MW115.09

More

  • 557-24-4_ms
    Mass

    MS-NW-5011          
    maleamic acid
    C4H5NO3             (Mass of molecular ion:    115)
    

       Source Temperature: 180 °C
       Sample Temperature: 150 °C
       Direct, 75 eV
    

          12.0       1.4
          13.0       1.9
          14.0       1.8
          15.0       2.9
          16.0      11.0
          17.0      26.8
          18.0      25.0
          24.0       2.2
          25.0      10.1
          26.0      77.1
          27.0      46.8
          28.0      25.4
          29.0       7.9
          30.0       6.7
          36.0       1.3
          37.0       1.7
          38.0       2.0
          39.0       1.5
          40.0       3.0
          41.0       4.8
          42.0       4.5
          43.0       9.8
          44.0      82.9
          45.0      40.1
          46.0       7.1
          50.0       1.7
          51.0       7.3
          52.0      16.4
          53.0      22.9
          54.0      46.4
          55.0      42.7
          56.0       3.3
          68.0       2.0
          69.0      12.0
          70.0       8.7
          71.0     100.0
          72.0      12.1
          80.0       7.4
          81.0       2.1
          82.0       2.9
          87.0       1.0
          97.0      38.3
          98.0      12.9
          99.0      57.6
         100.0       3.0
         115.0       8.7
         116.0       1.3
    

400 MHz in DMSO-d6

  • 557-24-4_1hnmr

    1H NMR 399.65 MHz
    C4 H5 N O3 0.039 g : 0.5 ml DMSO-d6
    maleamic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 15.3 B 8.53 C 8.18 D *1 6.424 E *1 6.275

         Hz     ppm     Int.
    

       3408.69   8.530    170
       3394.78   8.495     25
       3269.78   8.182    174
       2578.37   6.452     31
       2574.95   6.444    694
       2562.50   6.412   1000
       2512.94   6.288    920
       2500.49   6.257    633
    

in DMSO-d6

  • 557-24-4_13cnmr

KBr disc

  • 557-24-4_ir1_2

nujol mull

  • 557-24-4_ir2

4880 A,200 M,powder

  • 557-24-4_raman