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2,3-Dihydrofuran

Product Name 2,3-Dihydrofuran

CAS1191-99-7

MFC4H6O

MW70.09

¹³CNMR

Mass

MS-NW-5072          
2,3-dihydrofuran
C4H6O               (Mass of molecular ion:     70)

   Source Temperature: 260 °C
   Sample Temperature: 190 °C
   Reservoir, 75 eV

      14.0       2.3
      15.0       3.3
      18.0       1.9
      26.0       4.0
      27.0      10.8
      28.0       2.4
      29.0      14.6
      31.0       3.4
      35.0       1.0
      37.0       4.6
      38.0       8.6
      39.0      69.7
      40.0      32.0
      41.0     100.0
      42.0      32.0
      43.0       2.3
      44.0       2.6
      55.0       2.2
      68.0       3.6
      69.0      48.4
      70.0      99.4
      71.0       4.8

90 MHz in CDCl3

¹H NMR	89.56 MHz
C₄ H₆ O	0.02 ml : 0.5 ml CDCl₃
2,3-dihydrofuran

    Assign.     Shift(ppm)

      A             6.321
      B             4.951
      C             4.30
      D             2.61
     
     J(A,B)=J(A,D)=J(B,D)=2.4HZ

     Hz     ppm     Int.

    569.94   6.364    241
    567.69   6.339    507
    564.88   6.308    528
    562.63   6.283    253
    447.31   4.995    252
    444.81   4.967    617
    442.06   4.936    585
    439.56   4.908    262
    395.06   4.412    468
    394.44   4.405    448
    385.44   4.304   1000
    384.63   4.295    530
    375.94   4.198    614
    244.94   2.735    226
    244.38   2.729    228
    242.44   2.708    315
    242.06   2.703    334
    240.19   2.682    221
    239.63   2.676    215
    235.75   2.633    218
    235.06   2.625    347
    233.31   2.606    318
    232.63   2.598    566
    231.00   2.580    232
    230.31   2.572    363
    225.94   2.523    182
    225.31   2.516    185
    223.63   2.497    277
    223.00   2.490    239
    221.19   2.470    190
    220.56   2.463    177

in CDCl3

liquid film

4880 A,200 M,liquid

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