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乙酰丙酮苄酯

产品名称 乙酰丙酮苄酯

CAS号5396-89-4

分子式C11H12O3

分子量192.21

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  • Mass

    MS2016-05381CM      
    benzyl acetoacetate
    C11H12O3            (Mass of molecular ion:    192)
    

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

          15.0       3.2
          27.0       2.7
          28.0       5.8
          29.0       1.2
          38.0       1.3
          39.0       7.0
          41.0       1.7
          42.0       2.7
          43.0      39.5
          44.0      20.2
          50.0       3.5
          51.0       9.0
          52.0       2.5
          53.0       1.1
          58.0      21.8
          59.0       3.4
          62.0       1.2
          63.0       4.2
          64.0       1.2
          65.0      14.3
          69.0       1.0
          74.0       1.1
          77.0      18.2
          78.0       4.6
          79.0      29.8
          80.0       2.7
          85.0       4.0
          89.0       6.5
          90.0      10.1
          91.0     100.0
          92.0       9.4
         104.0       1.4
         105.0       6.8
         106.0       5.8
         107.0      88.7
         108.0      27.0
         109.0       2.0
         148.0       2.4
         164.0      15.0
         165.0       1.7
         192.0       3.7
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C11 H12 O3 0.05 ml : 0.5 ml CDCl3
    benzyl acetoacetate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.33 B 5.151 C 3.465 D 2.200 SMALL AMOUNT OF ENOL-FORM IS INCLUDED.

         Hz     ppm     Int.
    

        656.88   7.335   1000
        461.38   5.152    471
        416.69   4.653     27
        310.38   3.466    371
        197.13   2.202    691
        173.00   1.932     56
        172.38   1.925     52
    

in CDCl3



liquid film