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甲基丙烯酸甲酯

产品名称 甲基丙烯酸甲酯

CAS号80-62-6

分子式C5H8O2

分子量100.12

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  • Mass

    MS-NW-5552          
    methyl methacrylate
    C5H8O2              (Mass of molecular ion:    100)
    

       Source Temperature: 250 °C
       Sample Temperature: 190 °C
       Reservoir, 75 eV
    

          15.0      12.1
          26.0       1.6
          27.0       2.4
          28.0       1.9
          29.0       2.9
          31.0       1.4
          33.0       1.0
          37.0       2.6
          38.0       5.7
          39.0      37.1
          40.0       9.7
          41.0     100.0
          42.0       5.1
          43.0       1.6
          45.0       1.4
          53.0       1.4
          54.0       1.0
          55.0       4.7
          56.0       2.4
          59.0       8.0
          68.0       1.2
          69.0      63.1
          70.0       3.3
          82.0       2.3
          85.0       3.7
          99.0       8.1
         100.0      27.4
         101.0       1.7
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C5 H8 O2 0.04 ml : 0.5 ml CDCl3
    methyl methacrylate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 6.098 B 5.554 C 3.752 D 1.946 J(A,B)=1.7HZ, J(A,D)=-1.0HZ, J(B,D)=-1.6HZ

         Hz     ppm     Int.
    

        547.63   6.115     60
        546.63   6.104     74
        545.94   6.096     77
        544.94   6.085     66
        544.00   6.075     28
        499.19   5.574     69
        497.56   5.556    104
        495.94   5.538     71
        494.31   5.520     23
        336.06   3.753   1000
        175.69   1.962    241
        174.69   1.951    286
        174.13   1.945    281
        173.13   1.934    245
    

in CDCl3



CCl4 solution



liquid film



4880 A,200 M,liquid