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1-methyl-2,2,3,3-tetrafluoropropyl carbamate

产品名称 1-methyl-2,2,3,3-tetrafluoropropyl carbamate

CAS号756-48-9

分子式C5H7F4NO2

分子量189.11


  • Mass

    MS-IW-0562          
    2,2,3,3-tetrafluoro-1-methylpropyl carbamate
    C5H7F4NO2           (Mass of molecular ion:    189)
    

       Source Temperature: 260 °C
       Sample Temperature: 130 °C
       Reservoir, 75 eV
    

          15.0       1.6
          16.0       1.2
          17.0       2.6
          19.0       2.7
          27.0       4.8
          28.0       1.4
          29.0       4.6
          33.0       1.5
          39.0       1.4
          42.0       1.3
          43.0      15.9
          44.0      61.6
          45.0     100.0
          46.0       2.6
          47.0       2.2
          49.0       1.3
          51.0      14.0
          59.0       4.3
          61.0       4.5
          62.0      17.9
          65.0       2.1
          75.0       1.5
          77.0      13.2
          78.0       1.0
          79.0       1.9
          82.0       2.1
          83.0       1.0
          88.0      10.1
          89.0       2.7
          98.0       1.1
         101.0       2.7
         106.0       9.6
         107.0       2.5
         109.0       2.1
         126.0      13.9
         127.0       1.0
         169.0       3.3
         190.0       1.0
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C5 H7 F4 N O2 0.05 g : 0.5 ml CDCl3
    2,2,3,3-tetrafluoro-1-methylpropyl carbamate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 5.886 B 5.221 C 1.401

         Hz     ppm     Int.
    

       2410.89   6.033    112
       2407.84   6.025    112
       2404.17   6.016    117
       2401.12   6.009    110
       2357.91   5.900    191
       2354.86   5.893    194
       2351.32   5.884    199
       2348.27   5.876    192
       2304.81   5.768    112
       2301.76   5.760    116
       2298.22   5.751    121
       2295.17   5.743    118
        563.23   1.410   1000
        556.52   1.393    967
    

in CDCl3



KBr disc



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