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甲基丙烯酸异丁酯

产品名称 甲基丙烯酸异丁酯

CAS号97-86-9

分子式C8H14O2

分子量142.2

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  • Mass

    MS-NW-1313          
    isobutyl methacrylate
    C8H14O2             (Mass of molecular ion:    142)
    

       Source Temperature: 260 °C
       Sample Temperature: 180 °C
       Reservoir, 75 eV
    

          15.0       1.2
          27.0       5.7
          28.0       1.6
          29.0      10.4
          31.0       1.0
          39.0      16.2
          40.0       3.8
          41.0      61.6
          42.0       3.7
          43.0       3.2
          55.0       3.1
          56.0      54.8
          57.0       9.8
          59.0       1.3
          69.0     100.0
          70.0       5.5
          73.0       1.8
          87.0      27.3
          88.0       1.1
          99.0       2.3
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C8 H14 O2 0.04 ml : 0.5 ml CDCl3
    isobutyl methacrylate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 6.110 B 5.543 C 3.932 D 1.953 E 1.95 F 0.968 J(A,B)=1.6HZ J(A,D)=-1.0HZ J(B,D)=-1.6HZ

         Hz     ppm     Int.
    

        549.63   6.138     36
        548.63   6.126    105
        547.63   6.115    122
        546.88   6.107    130
        545.88   6.096    113
        544.88   6.084     41
        499.94   5.583     32
        498.31   5.564    120
        496.69   5.546    171
        495.00   5.528    120
        493.44   5.510     36
        355.63   3.971    517
        349.06   3.898    569
        184.88   2.065     45
        178.19   1.990     73
        176.19   1.968    426
        175.19   1.957    498
        174.63   1.950    497
        173.63   1.939    443
        172.56   1.927     67
        171.44   1.915     86
        164.81   1.841     37
         92.06   1.028     31
         89.50   1.000   1000
         82.94   0.927    768
    

in CDCl3



CCl4 solution



liquid film



4880 A,200 M,liquid