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58-27-5

Menadione

Product Name Menadione

CAS58-27-5

MFC11H8O2

MW172.18

More

  • 58-27-5_ms
    Mass

    MS-NW-1510          
    2-methyl-1,4-naphthoquinone
    C11H8O2             (Mass of molecular ion:    172)
    

       Source Temperature: 260 °C
       Sample Temperature: 170 °C
       Reservoir, 75 eV
    

          18.0       1.2
          27.0       1.5
          28.0       2.9
          37.0       2.3
          38.0       6.5
          39.0      17.6
          40.0       3.4
          49.0       1.4
          50.0      30.4
          51.0       9.0
          52.0       3.0
          53.0       2.6
          57.0       2.3
          57.5       2.9
          58.0       4.5
          61.0       1.7
          62.0       3.8
          63.0       7.3
          64.0       1.3
          65.0       2.9
          66.0       3.6
          67.0       3.4
          71.0       1.4
          72.0       1.4
          73.0       1.8
          74.0      12.0
          75.0      14.2
          76.0      57.7
          77.0      10.2
          86.0       1.8
          87.0       2.1
          88.0       1.7
          89.0       6.5
          90.0       1.3
         101.0       3.0
         102.0       1.1
         104.0      65.6
         105.0      18.1
         106.0       1.3
         113.0       1.4
         114.0       2.2
         115.0      50.1
         116.0      52.6
         117.0       5.2
         129.0       3.7
         132.0       1.5
         143.0       3.1
         144.0      40.1
         145.0       4.6
         157.0       1.3
         171.0       2.5
         172.0     100.0
         173.0      11.7
         174.0       1.6
    

90 MHz in CDCl3

  • 58-27-5_1hnmr

    1H NMR 89.56 MHz
    C11 H8 O2 0.035 g : 0.5 ml CDCl3
    2-methyl-1,4-naphthoquinone
    ChemicalStructure
        Assign.     Shift(ppm)
    A 2.194 B 6.831 C 7.717 D 8.051

         Hz     ppm     Int.
    

        728.25   8.132    105
        725.00   8.096    213
        723.00   8.073    119
        721.94   8.061    184
        719.06   8.029    255
        716.06   7.996    192
        711.94   7.950     49
        698.63   7.801     89
        694.69   7.757    388
        691.31   7.719    290
        688.94   7.693    265
        685.56   7.655    233
        681.50   7.610     40
        613.81   6.854    100
        612.31   6.837    253
        610.75   6.820    255
        609.31   6.804    105
        196.94   2.199    997
        195.44   2.183   1000
    

in CDCl3

  • 58-27-5_13cnmr

KBr disc

  • 58-27-5_ir1_2

nujol mull

  • 58-27-5_ir2

  • 58-27-5_raman