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Α,Α -二甲基-Β-甲基琥珀

产品名称 Α,Α -二甲基-Β-甲基琥珀

CAS号61748-86-5

分子式C7H11NO2

分子量141.17

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  • Mass

    MS-NW-6505          
    2,2,3-trimethylsuccinimide
    C7H11NO2            (Mass of molecular ion:    141)
    

       Source Temperature: 240 °C
       Sample Temperature: 190 °C
       Reservoir, 75 eV
    

          26.0       1.2
          27.0       7.8
          28.0       2.5
          29.0       4.8
          39.0       9.1
          40.0       1.6
          41.0      10.7
          42.0      16.5
          43.0       1.1
          51.0       1.1
          53.0       2.8
          54.0       2.0
          55.0      45.6
          56.0       2.6
          69.0       1.9
          70.0     100.0
          71.0       5.9
          83.0       1.1
         113.0       2.4
         141.0      14.2
         142.0       1.3
    

400 MHz in CDCl3

90 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C7 H11 N O2 0.040 g : 0.5 ml CDCl3
    2,2,3-trimethylsuccinimide
    ChemicalStructure
        Assign.     Shift(ppm)
    A 9.13 B 2.644 C *1 1.311 D 1.213 E *1 1.181

         Hz     ppm     Int.
    

       1068.42   2.674     60
       1060.94   2.655    191
       1053.31   2.636    200
       1045.84   2.617     64
        524.29   1.312   1000
        493.32   1.235     31
        491.79   1.231     40
        488.59   1.223    688
        481.11   1.204    685
        478.36   1.197     43
        471.95   1.181    976
    


  • 1H NMR 89.56 MHz
    C7 H11 N O2 0.034 g : 0.5 ml CDCl3
    2,2,3-trimethylsuccinimide
    ChemicalStructure
        Assign.     Shift(ppm)
    A 9.0 B 2.631 C *1 1.309 D 1.208 E *1 1.178 J(B,D)=7.4HZ.

         Hz     ppm     Int.
    

        247.69   2.766     41
        240.06   2.681    125
        232.56   2.597    140
        225.25   2.516     60
        117.31   1.310    978
        112.13   1.253    609
        105.56   1.179   1000
        104.75   1.170    668
    

in CDCl3



KBr disc



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