3,4-二氢-2-甲基-吡喃

Mass

MS-NW-1256          
2-methoxy-3,4-dihydro-2H-pyran
C6H10O2             (Mass of molecular ion:    114)

   Source Temperature: 260 °C
   Sample Temperature: 180 °C
   Reservoir, 75 eV

      15.0       5.2
      26.0       2.1
      27.0      12.5
      28.0      13.4
      29.0       8.2
      31.0       3.4
      39.0      10.4
      40.0       1.0
      41.0       5.7
      42.0       1.5
      43.0      15.9
      44.0       1.3
      45.0       4.7
      51.0       1.3
      53.0       6.1
      54.0       4.4
      55.0      11.2
      57.0       2.8
      58.0     100.0
      59.0       6.0
      61.0       1.3
      71.0       4.1
      81.0       6.1
      82.0      12.3
      83.0      16.6
      84.0       2.3
      85.0       1.1
      86.0       1.5
     114.0      23.7
     115.0       1.7

Assign. Shift(ppm) A 6.24 B 4.88 C 4.75 D 3.473 E 2.40 to 1.68

     Hz     ppm     Int.

    561.63   6.271     37
    555.38   6.202     43
    440.63   4.920     40
    437.44   4.885     67
    434.63   4.853     48
    311.00   3.473   1000
    180.75   2.019     42
    179.00   1.999     39
    178.00   1.988     39
    175.94   1.965     56
    171.88   1.920     59
    171.25   1.913     60
    167.94   1.876     68
    167.38   1.869     71
    164.19   1.834     62
    161.69   1.806     37