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2,2-二甲基戊酸

CAS号1185-39-3

分子式C7H14O2

分子量130.18

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  • Mass

    MS-IW-6963          
    2,2-dimethylvaleric acid
    C7H14O2             (Mass of molecular ion:    130)
    

       Source Temperature: 220 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          18.0       2.9
          27.0      12.7
          28.0       7.2
          29.0      10.5
          31.0       1.2
          39.0      12.3
          40.0       2.3
          41.0      41.0
          42.0       6.3
          43.0      93.3
          44.0       4.2
          45.0       7.7
          51.0       1.0
          53.0       2.9
          55.0      10.7
          56.0       8.1
          57.0      21.9
          58.0       1.0
          59.0       5.0
          60.0       1.5
          67.0       1.6
          69.0      20.4
          70.0       5.0
          71.0       1.9
          73.0      23.6
          74.0       1.3
          83.0       1.7
          84.0       8.2
          85.0     100.0
          86.0       7.1
          87.0       4.6
          88.0      55.8
          89.0       2.6
         101.0       5.9
         115.0       1.0
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C7 H14 O2 0.05 ml : 0.5 ml CDCl3
    2,2-dimethylvaleric acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 11.7 B 1.521 C 1.306 D 1.400 E 0.908

         Hz     ppm     Int.
    

        617.45   1.545    105
        612.33   1.533     86
        609.94   1.527     95
        608.48   1.523     93
        604.27   1.512     94
        600.42   1.503    165
        533.56   1.336     76
        529.35   1.325     48
        526.05   1.317     86
        524.04   1.312     52
        521.84   1.306     65
        518.18   1.297     65
        517.08   1.294     73
        514.51   1.288     46
        509.57   1.276     57
        475.50   1.190   1000
        370.18   0.927    247
        363.04   0.909    434
        355.71   0.891    213
    

in CDCl3



liquid film