1,2,3,4,5-Pentamethylcyclopentadiene(4045-44-7) ¹H NMR

Product Name1,2,3,4,5-Pentamethylcyclopentadiene

CAS 4045-44-7

Molecular FormulaC10H16

Molecular Weight136.23

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Mass

MS-IW-1294          
1,2,3,4,5-pentamethylcyclopentadiene
C10H16              (Mass of molecular ion:    136)

   Source Temperature: 240 °C
   Sample Temperature: 160 °C
   Reservoir, 75 eV

      27.0       2.8
      29.0       1.7
      39.0       4.0
      41.0       4.3
      43.0       2.3
      51.0       2.3
      53.0       2.7
      55.0       1.8
      63.0       1.1
      65.0       2.9
      67.0       1.4
      77.0       8.2
      78.0       1.8
      79.0      12.0
      91.0      13.6
      92.0       1.4
      93.0      20.4
      94.0       1.8
     103.0       3.6
     104.0       1.4
     105.0      37.7
     106.0       8.5
     107.0       6.9
     108.0       2.0
     115.0       1.6
     117.0       1.7
     119.0      11.4
     120.0       4.4
     121.0     100.0
     122.0      10.3
     123.0       1.9
     135.0       6.4
     136.0      64.8
     137.0       8.1
     138.0       1.1

400 MHz in CDCl3

¹H NMR	399.65 MHz
C₁₀ H₁₆	0.05 ml : 0.5 ml CDCl₃
1,2,3,4,5-pentamethylcyclopentadiene

    Assign.     Shift(ppm)

      A             2.483
      B             1.811
      C             1.763
      D             1.003

     Hz     ppm     Int.

   1003.17   2.511     20
    995.48   2.491     51
    987.79   2.472     50
    723.63   1.811    977
    723.27   1.810   1000
    706.54   1.768    675
    705.69   1.766    794
    704.83   1.764    875
    703.98   1.762    844
    404.91   1.014    846
    400.51   1.003     46
    397.22   0.994    863

in CDCl3