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51716-63-3

CIS-BICYCLO[3.3.0]OCTANE-3,7-DIONE

Product Name CIS-BICYCLO[3.3.0]OCTANE-3,7-DIONE

CAS51716-63-3

MFC8H10O2

MW138.16

More

  • 51716-63-3_ms_1
    Mass

    MS-NW-6379          
    cis-bicyclo(3.3.0)octane-3,7-dione
    C8H10O2             (Mass of molecular ion:    138)
    

       Source Temperature: 260 °C
       Sample Temperature: 190 °C
       Reservoir, 75 eV
    

          15.0       2.0
          18.0       2.8
          26.0       1.8
          27.0       9.2
          28.0       4.8
          37.0       1.1
          38.0       3.2
          39.0      26.8
          40.0       8.1
          41.0     100.0
          42.0      12.7
          43.0       2.9
          44.0       1.0
          50.0       2.0
          51.0       2.8
          52.0       1.6
          53.0       8.5
          54.0       8.7
          55.0      10.0
          65.0       1.9
          66.0       1.6
          67.0      12.2
          68.0      66.3
          69.0      46.4
          70.0       4.6
          79.0       1.3
          81.0       9.1
          82.0       3.9
          95.0       8.3
          96.0       6.5
          97.0       5.4
         110.0       6.6
         138.0      66.8
         139.0       6.2
    

400 MHz in CDCl3

  • 51716-63-3_1hnmr_0

    1H NMR 399.65 MHz
    C8 H10 O2 0.039 g : 0.5 ml CDCl3
    cis-bicyclo(3.3.0)octane-3,7-dione
    ChemicalStructure
        Assign.     Shift(ppm)
    A 3.061 B 2.580 C 2.162

         Hz     ppm     Int.
    

       1235.72   3.093    121
       1232.79   3.085    114
       1229.37   3.077    248
       1228.64   3.075    249
       1226.93   3.071    277
       1225.71   3.067    293
       1224.00   3.063    354
       1222.29   3.059    302
       1221.07   3.056    296
       1219.36   3.052    268
       1218.63   3.050    274
       1215.21   3.041    139
       1213.62   3.037    130
       1212.16   3.034    146
       1046.39   2.619    721
       1044.56   2.614    443
       1037.48   2.596    677
       1028.56   2.574    270
       1026.86   2.570    909
       1019.90   2.552    515
       1017.94   2.548    828
        875.49   2.191    972
        870.12   2.178   1000
        855.83   2.142    829
        850.59   2.129    738
    

in CDCl3

  • 51716-63-3_13cnmr_0

KBr disc

  • 51716-63-3_ir1_2

nujol mull

  • 51716-63-3_ir2_1

  • 51716-63-3_raman