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网站主页CAS数据库列表 1192-28-5更多图谱环戊酮肟(1192-28-5)质谱(MS)

环戊酮肟

产品名称 环戊酮肟

CAS号1192-28-5

分子式C5H9NO

分子量99.13

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  • Mass

    MS-NW-7654          
    cyclopentanone oxime
    C5H9NO              (Mass of molecular ion:     99)
    

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

          15.0       1.9
          18.0       3.4
          26.0       5.5
          27.0      20.1
          28.0      16.3
          29.0      15.8
          30.0       1.6
          31.0       2.0
          37.0       1.5
          38.0       3.4
          39.0      23.6
          40.0       5.7
          41.0      36.9
          42.0       8.8
          43.0       2.7
          44.0       6.5
          45.0       1.5
          50.0       1.7
          51.0       3.0
          52.0       4.8
          53.0      10.8
          54.0      49.8
          55.0     100.0
          56.0       5.9
          57.0       4.9
          58.0       1.0
          59.0       1.8
          65.0       2.2
          66.0       3.1
          67.0      29.3
          68.0       3.8
          70.0       6.1
          71.0       2.9
          72.0       1.5
          80.0       7.6
          81.0       1.5
          82.0      40.0
          83.0       5.8
          84.0       5.2
          98.0       6.3
          99.0      52.5
         100.0       3.7
    

400 MHz in DMSO-d6

90 MHz in D2O


  • 1H NMR 399.65 MHz
    C5 H9 N O 0.040 g : 0.5 ml DMSO-d6
    cyclopentanone oxime
    ChemicalStructure
        Assign.     Shift(ppm)
    A 10.18 B 2.25 C 2.23 D 1.66 E 1.64 ASSIGNED BY C-H COSY.

         Hz     ppm     Int.
    

       4066.47  10.176   1000
        908.97   2.275    145
        907.90   2.272    128
        906.37   2.268     97
        900.88   2.255    297
        898.59   2.249    186
        897.52   2.246    180
        896.15   2.243    279
        895.39   2.241    286
        893.71   2.237    196
        892.49   2.234    201
        891.11   2.230    292
        890.05   2.228    325
        888.98   2.225    282
        885.62   2.216     85
        884.09   2.213    145
        883.03   2.210    155
        675.96   1.692     36
        672.30   1.683    149
        668.03   1.672    141
        666.50   1.668    186
        664.67   1.664    311
        663.60   1.661    332
        661.62   1.656    275
        660.71   1.654    351
        659.18   1.650    357
        657.35   1.645    234
        656.13   1.642    340
        655.06   1.640    328
        653.23   1.635    175
        647.74   1.621    141
        645.29   1.615     37
        643.77   1.611     30
    


  • 1H NMR 89.56 MHz
    C5 H9 N O 0.038 g : 0.5 ml D2O
    cyclopentanone oxime
    ChemicalStructure
        Assign.     Shift(ppm)
    A 2.40 B 1.765 SOLVENT PEAK REMOVED

         Hz     ppm     Int.
    

        223.00   2.490    198
        220.38   2.461    340
        217.13   2.425    672
        210.06   2.346    906
        204.31   2.282    359
        185.25   2.069     28
        184.25   2.058     28
        166.19   1.856    458
        161.44   1.803    608
        158.13   1.766   1000
        154.69   1.728    548
        150.81   1.684    315
    

in D2O



KBr disc



nujol mull