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128-53-0

N-Ethylmaleimide

Product Name N-Ethylmaleimide

CAS128-53-0

MFC6H7NO2

MW125.13

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  • 128-53-0_ms_1
    Mass

    MS-NW-1962          
    N-ethylmaleimide
    C6H7NO2             (Mass of molecular ion:    125)
    

       Source Temperature: 230 °C
       Sample Temperature: 180 °C
       Reservoir, 75 eV
    

          15.0       4.4
          25.0       1.6
          26.0      24.2
          27.0       8.1
          28.0       9.2
          29.0       2.4
          39.0       1.5
          40.0       2.6
          41.0       3.0
          42.0       9.5
          43.0       1.0
          44.0       5.8
          52.0       1.4
          53.0       7.1
          54.0      30.2
          55.0       9.0
          56.0      10.8
          68.0       1.0
          69.0       2.9
          70.0       2.1
          71.0       1.1
          80.0       4.5
          82.0      22.9
          83.0       1.2
          96.0       4.8
          97.0       1.2
          98.0       1.4
         110.0     100.0
         111.0       5.8
         124.0       1.5
         125.0      49.2
         126.0       3.5
    

parameter in CDCl3

  • 128-53-0_1hnmr_0

    1H NMR 300 MHz
    C6 H7 N O2 10.6 mol% in CDCl3
    N-ethylmaleimide
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 6.715 D(B) 3.575 D(C) 1.190 J(B,C) 7.19

         Hz     ppm     Int.
    

       2014.49   6.715   1000
       1083.35   3.611    120
       1076.17   3.587    368
       1068.99   3.563    373
       1061.81   3.539    128
        364.16   1.214    378
        356.99   1.190    752
        349.81   1.166    363
    

in CDCl3

  • 128-53-0_13cnmr_0

CCl4 solution

  • 128-53-0_ir1_2

KBr disc

  • 128-53-0_ir2_1