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BETA-甲基乙酰丙酸

产品名称 BETA-甲基乙酰丙酸

CAS号6628-79-1

分子式C6H10O3

分子量130.14

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  • Mass

    MS-IW-4090          
    3-methyl-4-oxovaleric acid
    C6H10O3             (Mass of molecular ion:    130)
    

       Source Temperature: 230 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          15.0       5.4
          17.0       9.5
          18.0      48.8
          27.0       7.0
          28.0       3.1
          29.0       1.5
          31.0       1.1
          39.0       7.2
          40.0       1.5
          41.0      15.0
          42.0      26.2
          43.0     100.0
          44.0       5.6
          45.0      18.0
          55.0       2.9
          60.0       1.6
          61.0      41.2
          62.0       1.0
          69.0       6.1
          70.0      42.8
          71.0       4.5
          73.0      18.4
          85.0       1.0
          87.0       4.8
          88.0       2.3
         112.0       1.4
         113.0       3.7
         130.0       7.9
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C6 H10 O3 0.038 g : 0.5 ml CDCl3
    3-methyl-4-oxovaleric acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 10.8 B 2.998 C *1 2.809 D *1 2.351 E 2.224 F 1.179

         Hz     ppm     Int.
    

       1209.27   3.026     28
       1201.76   3.008     49
       1195.53   2.992     52
       1188.57   2.975     36
       1136.18   2.843     57
       1127.39   2.821     47
       1118.96   2.800     67
       1110.36   2.779     56
        950.08   2.378     70
        944.96   2.365     68
        933.05   2.335     58
        927.92   2.322     56
        889.09   2.225    598
        474.95   1.189   1000
        467.62   1.171    972
    

in CDCl3



liquid film