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网站主页CAS数据库列表 563-80-4更多图谱3-甲基-2-丁酮(563-80-4)核磁图(13CNMR)

3-甲基-2-丁酮

产品名称 3-甲基-2-丁酮

CAS号563-80-4

分子式C5H10O

分子量86.13

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  • Mass

    MS-NW-0051          
    3-methyl-2-butanone
    C5H10O              (Mass of molecular ion:     86)
    

       Source Temperature: 230 °C
       Sample Temperature:  55 °C
       Reservoir, 75 eV
    

          14.0       1.6
          15.0       9.8
          26.0       3.1
          27.0      19.3
          28.0       3.1
          29.0       3.5
          37.0       1.4
          38.0       2.9
          39.0      16.3
          40.0       2.1
          41.0      26.2
          42.0       4.9
          43.0     100.0
          44.0       2.4
          45.0       1.3
          50.0       1.3
          51.0       1.1
          57.0       3.7
          71.0       6.9
          86.0      22.6
          87.0       1.0
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C5 H10 O 0.02 ml : 0.5 ml CDCl3
    3-methyl-2-butanone
    ChemicalStructure
        Assign.     Shift(ppm)
    A 1.111 B 2.141 C 2.584

         Hz     ppm     Int.
    

        240.00   2.680     46
        233.00   2.602     65
        226.13   2.525     55
        219.31   2.449     29
        191.63   2.140    951
        102.50   1.145   1000
         95.56   1.067    864
         89.56   1.000     24
    

in CDCl3



CCl4 solution



liquid film



4880 A,200 M,liquid