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Butyl levulinate

Product Name Butyl levulinate

CAS2052-15-5

MFC9H16O3

MW172.22

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  • Mass

    MS-NW-9445          
    butyl 4-oxovalerate
    C9H16O3             (Mass of molecular ion:    172)
    

       Source Temperature: 240 °C
       Sample Temperature: 160 °C
       Reservoir, 75 eV
    

          15.0       3.1
          27.0       8.0
          28.0       7.2
          29.0      17.8
          30.0       1.1
          31.0       1.1
          39.0       3.5
          41.0      19.1
          42.0       3.4
          43.0      80.8
          44.0       2.3
          45.0       1.0
          55.0       7.9
          56.0      24.3
          57.0      21.7
          58.0       2.6
          61.0       2.0
          71.0      12.7
          72.0       3.2
          73.0       7.6
          74.0      44.7
          75.0      13.3
          81.0       1.4
          98.0       7.1
          99.0     100.0
         100.0       6.5
         101.0      23.2
         102.0       1.1
         116.0       1.0
         117.0      12.6
         130.0       8.9
         157.0       4.6
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C9 H16 O3 0.05 ml : 0.5 ml CDCl3
    butyl 4-oxovalerate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.072 B 2.756 C 2.568 D 2.192 E 1.607 F 1.383 G 0.934

         Hz     ppm     Int.
    

       1634.16   4.089    210
       1627.44   4.073    402
       1620.85   4.056    218
       1108.76   2.775    139
       1102.29   2.759    266
       1095.58   2.742    204
       1032.23   2.583    228
       1025.51   2.567    309
       1019.17   2.551    156
        876.10   2.193   1000
        656.98   1.644     46
        649.90   1.627    118
        647.34   1.620     47
        642.94   1.609    146
        640.75   1.604     84
        635.13   1.590    129
        628.42   1.573     61
        570.43   1.428     34
        562.99   1.409     99
        557.37   1.395     62
        555.42   1.390    138
        550.05   1.377     63
        547.85   1.371    144
        540.53   1.353     94
        380.49   0.953    344
        373.05   0.934    630
        365.72   0.916    305
    

in CDCl3



liquid film