1-PENTYNE(627-19-0) ¹³C NMR

Mass

MS-NW-2818          
1-pentyne
C5H8                (Mass of molecular ion:     68)

   Source Temperature: 280 °C
   Sample Temperature: 180 °C
   Reservoir, 75 eV

      15.0       1.2
      26.0       4.3
      27.0      32.9
      28.0       3.9
      29.0      24.4
      31.0       1.3
      37.0       5.0
      38.0       9.8
      39.0      54.9
      40.0      61.2
      41.0      22.7
      42.0      22.3
      43.0       1.4
      49.0       1.5
      50.0       6.5
      51.0       8.5
      52.0       3.7
      53.0      44.0
      54.0       2.1
      61.0       1.8
      62.0       2.5
      63.0       3.2
      65.0       6.7
      66.0       4.2
      67.0     100.0
      68.0      15.3

Assign. Shift(ppm) A 2.15 B 1.936 C 1.55 D 1.00

     Hz     ppm     Int.

    202.50   2.262     78
    201.69   2.253     99
    200.13   2.235    105
    198.94   2.222    125
    195.75   2.186    180
    194.81   2.176    270
    192.88   2.154    181
    192.19   2.146    375
    188.94   2.110    132
    187.94   2.099    145
    186.00   2.077    208
    185.56   2.072    230
    175.69   1.962    378
    173.19   1.934    443
    170.44   1.904    246
    157.31   1.757     45
    156.81   1.751     42
    151.56   1.693     33
    150.75   1.684     75
    149.38   1.668    139
    148.56   1.659     42
    145.00   1.620     38
    143.31   1.601    127
    142.63   1.593    236
    141.56   1.581    158
    137.00   1.530     75
    136.38   1.523    120
    135.81   1.517    166
    134.75   1.505    211
    129.63   1.448     66
    128.38   1.434    158
    122.19   1.365     43
    121.50   1.357     49
     96.81   1.081    264
     95.88   1.071    443
     95.19   1.063    285
     89.25   0.997   1000
     88.44   0.988    432
     82.63   0.923    161
     81.56   0.911    261
     80.25   0.897    128