3-呋喃甲酸乙酯

Mass

MS-IW-3645          
ethyl 3-furoate
C7H8O3              (Mass of molecular ion:    140)

   Source Temperature: 210 °C
   Sample Temperature: 160 °C
   Reservoir, 75 eV

      27.0       3.0
      29.0       4.5
      37.0       1.5
      38.0       4.0
      39.0      14.4
      45.0       2.8
      66.0       1.1
      67.0       3.6
      68.0       1.3
      95.0     100.0
      96.0       9.7
      97.0       2.6
     112.0      29.3
     113.0       1.7
     125.0       4.2
     140.0      17.0
     141.0       1.3

Assign. Shift(ppm) A 8.020 B 7.426 C 6.747 D 4.302 E 1.339 J(A,B)=1.6HZ J(A,C)=0.9HZ J(B,C)=2.0HZ

     Hz     ppm     Int.

   3206.42   8.024    352
   3205.57   8.021    343
   3204.83   8.020    369
   3204.10   8.018    331
   2969.73   7.431    303
   2967.90   7.427    437
   2966.31   7.423    325
   2698.12   6.752    356
   2697.27   6.750    337
   2696.17   6.747    348
   2695.43   6.745    343
   1730.35   4.330    244
   1723.27   4.312    612
   1716.06   4.294    624
   1708.98   4.277    250
    542.11   1.357    651
    539.67   1.351     44
    535.03   1.339   1000
    527.83   1.321    632