1708-29-8

2,5-二氢呋喃(1708-29-8)核磁图(¹HNMR)

产品名称:2,5-二氢呋喃

CAS:1708-29-8

分子式:C4H6O

分子量: 70.09

InChI:InChI=1S/C4H6O/c1-2-4-5-3-1/h1-2H,3-4H2

InChIKey: ARGCQEVBJHPOGB-UHFFFAOYSA-N

Smiles:O1CC=CC1

Mass

MS-NW-5071          
2,5-dihydrofuran
C4H6O               (Mass of molecular ion:     70)

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

      14.0       1.8
      15.0       3.5
      18.0       1.9
      25.0       1.0
      26.0       4.3
      27.0      12.2
      28.0       3.7
      29.0      18.8
      31.0       2.7
      37.0       5.9
      38.0      11.4
      39.0      83.7
      40.0      26.5
      41.0     100.0
      42.0      77.0
      43.0       3.6
      44.0       2.5
      50.0       1.7
      51.0       1.3
      68.0       3.5
      69.0      26.2
      70.0      91.3
      71.0       5.6
      72.0       1.7

400 MHz in CDCl3

90 MHz in CDCl3

¹H NMR	399.65 MHz
C₄ H₆ O	0.05 ml : 0.5 ml CDCl₃
2,5-dihydrofuran

    Assign.     Shift(ppm)

      A             5.89
      B             4.63

     Hz     ppm     Int.

   2359.38   5.904     39
   2358.28   5.901     40
   2356.81   5.898     55
   2354.00   5.891    529
   2351.32   5.884     70
   2349.98   5.881     55
   2348.75   5.878     50
   1857.30   4.648     54
   1856.32   4.645     56
   1852.66   4.636    711
   1851.68   4.634   1000
   1848.27   4.625     95
   1847.53   4.623     90
   1842.90   4.612     28

¹H NMR	89.56 MHz
C₄ H₆ O	0.04 ml : 0.5 ml CDCl₃
2,5-dihydrofuran

    Assign.     Shift(ppm)

      A             5.885
      B             4.636

     Hz     ppm     Int.

    531.50   5.935     22
    530.13   5.920     25
    528.69   5.904     83
    528.19   5.898    165
    527.38   5.889    421
    526.50   5.879    178
    524.69   5.859     41
    523.38   5.844     26
    522.06   5.830     30
    420.19   4.692     27
    419.31   4.682     25
    418.19   4.670     34
    415.81   4.643   1000
    414.94   4.634    938
    412.56   4.607     51
    411.38   4.594     30
    410.63   4.585     27

in CDCl3