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3,3-Dimethylbutyric acid

CAS1070-83-3

MFC6H12O2

MW116.16

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  • Mass

    MS-NW-3268          
    3,3-dimethylbutyric acid
    C6H12O2             (Mass of molecular ion:    116)
    

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

          15.0       1.4
          27.0       8.4
          28.0       1.2
          29.0      21.4
          31.0       2.0
          38.0       1.0
          39.0      10.5
          40.0       1.4
          41.0      28.2
          42.0       2.2
          43.0      20.6
          45.0       3.7
          51.0       1.0
          53.0       1.8
          55.0      15.5
          56.0       4.0
          57.0     100.0
          58.0       4.7
          59.0      82.3
          60.0      14.7
          61.0       1.0
          83.0       2.0
         100.0       1.0
         101.0       6.2
    

parameter in CDCl3

90 MHz in CDCl3


  • 1H NMR 300 MHz
    C6 H12 O2 0.04 ml : 0.5 ml CDCl3
    3,3-dimethylbutyric acid
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 11.9 D(B) 2.236 D(C) 1.064

         Hz     ppm     Int.
    

       3566.11  11.887     35
        670.75   2.236    222
        319.17   1.064   1000
    


  • 1H NMR 89.56 MHz
    C6 H12 O2 0.04 ml : 0.5 ml CDCl3
    3,3-dimethylbutyric acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 11.89 B 2.235 C 1.063

         Hz     ppm     Int.
    

       1064.61  11.888     39
        200.29   2.237    208
         95.28   1.064   1000
    

in CDCl3



liquid film