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网站主页CAS数据库列表 109-99-9更多图谱四氢呋喃(109-99-9)质谱(MS)

四氢呋喃

产品名称 四氢呋喃

CAS号109-99-9

分子式C4H8O

分子量72.11

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  • Mass

    MS-NW-0076          
    tetrahydrofuran
    C4H8O               (Mass of molecular ion:     72)
    

       Source Temperature: 200 °C
       Sample Temperature:  25 °C
       Reservoir, 75 eV
    

          15.0       1.8
          26.0       1.9
          27.0      14.9
          28.0       2.7
          29.0       7.6
          31.0       3.2
          38.0       1.8
          39.0      13.0
          40.0       8.3
          41.0      43.8
          42.0     100.0
          43.0      15.6
          44.0       3.6
          45.0       1.0
          71.0      33.9
          72.0      38.3
          73.0       1.8
    

in DMSO-d6

in CD3OD

in CDCl3

in CD3CN

90 MHz in CDCl3










  • 1H NMR 89.56 MHz
    C4 H8 O 0.05 ml : 0.5 ml CDCl3
    tetrahydrofuran
    ChemicalStructure
        Assign.     Shift(ppm)
    A 3.727 B 1.841

         Hz     ppm     Int.
    

        352.44   3.936     34
        350.00   3.908     49
        340.94   3.807    350
        336.81   3.761    391
        334.38   3.734    918
        327.81   3.661    464
        318.63   3.558     63
        316.31   3.532     50
        316.06   3.530     50
        313.19   3.497     37
        312.56   3.490     36
        312.06   3.485     36
        182.63   2.040     36
        180.94   2.021     45
        178.50   1.994     67
        171.88   1.920    388
        168.69   1.884    459
        165.31   1.846   1000
        162.00   1.809    521
        158.75   1.773    415
        152.06   1.698     89
        149.56   1.670     67
        143.00   1.597     38
    

in CD3OD

in CD3CN

in DMSO-d6

in CDCl3









liquid film



4880 A,200 M,liquid