3,4-Dihydro-2H-pyran

Mass

MS-IW-3919          
3,4-dihydro-2H-pyran
C5H8O               (Mass of molecular ion:     84)

   Source Temperature: 210 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      26.0       5.8
      27.0      24.3
      28.0      22.7
      29.0      22.2
      31.0       1.3
      37.0       1.1
      38.0       2.4
      39.0      22.5
      40.0       3.2
      41.0      22.7
      42.0       3.3
      43.0       4.7
      44.0       1.3
      45.0       2.7
      50.0       4.0
      51.0       4.5
      52.0       2.0
      53.0      13.3
      54.0      27.4
      55.0     100.0
      56.0      30.5
      57.0      11.1
      65.0       1.5
      66.0       1.5
      69.0      11.6
      81.0       1.3
      83.0      34.8
      84.0      72.5
      85.0       6.1
      86.0       1.9

Assign. Shift(ppm) A 6.342 B 4.644 C 3.957 D 1.984 E 1.846 J(A,B)=6.2HZ J(A,D)=2.0HZ J(B,D)=3.8HZ J(B,E)=0.6HZ

     Hz     ppm     Int.

   2539.92   6.356    308
   2537.96   6.351    533
   2536.13   6.346    336
   2533.69   6.340    317
   2531.74   6.335    545
   2529.91   6.331    335
   1862.92   4.662    292
   1862.30   4.660    206
   1859.13   4.652    532
   1858.64   4.651    375
   1857.30   4.648    240
   1856.69   4.646    336
   1856.08   4.645    355
   1855.47   4.643    359
   1854.86   4.642    251
   1853.52   4.638    350
   1852.91   4.637    537
   1852.29   4.635    375
   1849.12   4.627    290
   1848.63   4.626    201
   1600.95   4.006     31
   1600.59   4.005     31
   1599.37   4.002     30
   1598.88   4.001     30
   1587.04   3.972    930
   1581.79   3.958    933
   1580.93   3.956    807
   1578.61   3.950    213
   1576.66   3.946   1000
   1568.97   3.926     31
   1567.75   3.923     32
    802.73   2.009    244
    802.12   2.008    223
    801.51   2.006    244
    800.78   2.004    262
    800.29   2.003    248
    799.68   2.001    259
    798.95   2.000    283
    796.88   1.994    609
    794.80   1.989    552
    792.97   1.985    552
    790.65   1.979    671
    788.70   1.974    399
    788.21   1.973    397
    787.60   1.971    319
    786.87   1.969    374
    786.38   1.968    377
    784.91   1.964    355
    784.55   1.964    354
    780.76   1.954     45
    756.71   1.894     31
    756.35   1.893     31
    749.51   1.876    295
    748.90   1.874    306
    743.29   1.860    625
    738.65   1.849    616
    738.04   1.847    600
    736.94   1.844    587
    732.79   1.834    559
    732.30   1.833    572
    726.56   1.818    209
    725.95   1.817    210