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网站主页CAS数据库列表 108-10-1更多图谱4-甲基-2-戊酮(108-10-1)质谱(MS)

4-甲基-2-戊酮

产品名称 4-甲基-2-戊酮

CAS号108-10-1

分子式C6H12O

分子量100.16

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  • Mass

    MS2014-05101CW      
    4-methyl-2-pentanone
    C6H12O              (Mass of molecular ion:    100)
    

       Source Temperature: 250 °C
       Sample Temperature: 250 °C
       Reservoir, 70 eV
    

          14.0       1.2
          15.0       3.0
          27.0       7.3
          28.0      28.8
          29.0       9.0
          32.0       7.7
          38.0       1.3
          39.0      12.6
          40.0       2.7
          41.0      23.7
          42.0       4.5
          43.0     100.0
          44.0       2.5
          45.0       1.0
          51.0       1.0
          53.0       1.1
          55.0       1.9
          56.0       1.6
          57.0      33.8
          58.0      50.9
          59.0       3.4
          67.0       3.0
          69.0       1.0
          72.0       1.1
          85.0      32.3
          86.0       1.9
         100.0      34.6
         101.0       2.5
    

in DMSO-d6

400 MHz in CDCl3




  • 1H NMR 399.65 MHz
    C6 H12 O 0.05 ml : 0.5 ml CDCl3
    4-methyl-2-pentanone
    ChemicalStructure
        Assign.     Shift(ppm)
    A 2.312 B 2.133 C 2.123 D 0.926

         Hz     ppm     Int.
    

        926.51   2.319    303
        919.56   2.301    357
        872.07   2.183     23
        865.48   2.166     60
        858.76   2.149    111
        855.83   2.142     34
        854.98   2.140     41
        852.05   2.132    181
        851.56   2.131    172
        848.63   2.124    826
        845.34   2.116    115
        842.16   2.108     23
        841.67   2.107     21
        838.26   2.098     50
        379.52   0.950     41
        372.68   0.933   1000
        365.84   0.916    959
        359.62   0.900     30
        358.52   0.898     23
        358.03   0.896     21
    

in DMSO-d6

in CDCl3





CCl4 solution



liquid film



4880 A,200 M,liquid