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1128-08-1

2-Pentyl-3-methyl-2-cyclopenten-1-one

Product Name 2-Pentyl-3-methyl-2-cyclopenten-1-one

CAS1128-08-1

MFC11H18O

MW166.26

More

  • 1128-08-1_ms
    Mass

    MS-IW-6339          
    3-methyl-2-pentyl-2-cyclopenten-1-one
    C11H18O             (Mass of molecular ion:    166)
    

       Source Temperature: 220 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          27.0       7.2
          28.0       1.1
          29.0       6.8
          39.0       7.7
          40.0       1.7
          41.0      17.6
          42.0       1.2
          43.0       5.1
          51.0       2.4
          52.0       2.0
          53.0       9.2
          54.0       1.8
          55.0      10.6
          56.0       1.0
          57.0       1.0
          65.0       4.1
          66.0       2.3
          67.0      24.2
          68.0       4.4
          69.0       3.4
          77.0       5.5
          78.0       1.1
          79.0      11.0
          80.0       2.1
          81.0      19.9
          82.0      13.8
          83.0       1.7
          91.0       3.8
          93.0       5.7
          94.0       1.5
          95.0      19.2
          96.0       3.7
          97.0       1.5
         105.0       1.4
         107.0       2.3
         109.0      22.6
         110.0     100.0
         111.0      20.1
         112.0       1.4
         123.0      22.3
         124.0      11.7
         125.0       1.3
         133.0       1.3
         137.0      26.0
         138.0       3.1
         151.0      65.3
         152.0       7.6
         165.0       1.0
         166.0      11.8
         167.0       3.4
    

400 MHz in CDCl3

  • 1128-08-1_1hnmr

    1H NMR 399.65 MHz
    C11 H18 O 0.05 ml : 0.5 ml CDCl3
    3-methyl-2-pentyl-2-cyclopenten-1-one
    ChemicalStructure
        Assign.     Shift(ppm)
    A 2.501 B 2.355 C 2.16 D 2.063 E 1.37 F 1.30 G 1.26 J 0.873 ASSIGNED BY C-H COSY

         Hz     ppm     Int.
    

       1005.37   2.516    148
       1004.39   2.514    174
       1003.30   2.511    175
       1001.83   2.507    188
       1000.73   2.505    205
       1000.12   2.503    198
        999.63   2.502    198
        998.29   2.498    189
        997.19   2.496    220
        996.09   2.493    255
        995.00   2.490    228
        945.43   2.366    295
        944.95   2.365    311
        943.36   2.361    202
        940.31   2.353    270
        938.60   2.349    180
        938.11   2.348    182
        935.67   2.342    244
        872.68   2.184    177
        865.23   2.165    280
        857.54   2.146    204
        824.46   2.063   1000
        562.50   1.408     54
        555.42   1.390    117
        553.71   1.386    108
        552.25   1.382     57
        547.61   1.371    195
        544.07   1.362     81
        541.87   1.356    124
        540.16   1.352    178
        534.91   1.339     95
        532.84   1.334    145
        530.27   1.327     50
        526.49   1.318    154
        519.78   1.301    213
        513.55   1.285    220
        512.08   1.282    247
        508.91   1.274    234
        505.00   1.264    209
        500.73   1.253    114
        500.24   1.252    114
        498.29   1.247    183
        494.14   1.237     93
        492.07   1.232     67
        490.48   1.228     64
        489.50   1.225     69
        356.32   0.892    442
        349.37   0.875    975
        342.16   0.857    510
    

in CDCl3

  • 1128-08-1_13cnmr

liquid film

  • 1128-08-1_ir1