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网站主页CAS数据库列表 110-00-9更多图谱呋喃(110-00-9)质谱(MS)

呋喃

产品名称 呋喃

CAS号110-00-9

分子式C4H4O

分子量68.07

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  • Mass

    MS-NW-0016          
    furan
    C4H4O               (Mass of molecular ion:     68)
    

       Source Temperature: 200 °C
       Sample Temperature:  65 °C
       Reservoir, 75 eV
    

          14.0       1.5
          18.0       4.2
          26.0       1.7
          28.0       5.3
          29.0      10.3
          32.0       1.5
          34.0       2.8
          36.0       1.2
          37.0       8.0
          38.0      13.3
          39.0      96.0
          40.0      13.2
          42.0       7.8
          68.0     100.0
          69.0       4.3
    

90 MHz in CDCl3

parameter in DMSO-d6


  • 1H NMR 89.56 MHz
    C4 H4 O 0.04 ml : 0.5 ml CDCl3
    furan
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.435 B 6.380

         Hz     ppm     Int.
    

        667.31   7.451    622
        665.94   7.436    969
        664.75   7.423    725
        572.88   6.397    655
        571.56   6.382   1000
        570.31   6.368    687
        566.88   6.330     26
        566.38   6.325     26
    


  • 1H NMR 300 MHz
    C4 H4 O 50 % in DMSO
    furan
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 7.646 D(B) 6.465 J(A,A') 1.49 J(A,B) 1.75 J(A,B') 0.81 J(A',B) 0.81 J(A',B') 1.75 J(B,B') 3.27 LUNAZZI,L. MOL.PHYS. 18, 413 (1970)

         Hz     ppm     Int.
    

       2295.04   7.650    610
       2293.81   7.646   1000
       2292.58   7.642    618
       1940.73   6.469    617
       1939.51   6.465   1000
       1938.27   6.461    611
    

in CDCl3



liquid film