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甲酸

产品名称 甲酸

CAS号64-18-6

分子式CH2O2

分子量46.03

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  • Mass

    MS-NW-8891          
    formic acid
    CH2O2               (Mass of molecular ion:     46)
    

       Source Temperature: 280 °C
       Sample Temperature: 140 °C
       Reservoir, 75 eV
    

          16.0       1.0
          17.0       2.5
          18.0      18.0
          19.0       1.1
          28.0      13.0
          29.0      58.2
          44.0      14.6
          45.0      66.4
          46.0     100.0
          47.0       6.0
    

400 MHz in D2O

90 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C H2 O2 0.05 ml : 0.5 ml D2O
    formic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.257 THE SOLVENT SIGNAL REMOVED.

         Hz     ppm     Int.
    

       3300.05   8.258   1000
    


  • 1H NMR 89.56 MHz
    C H2 O2 0.04 ml : 0.5 ml CDCl3
    formic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 10.99 B 8.06

         Hz     ppm     Int.
    

        983.78  10.985    342
        722.13   8.064   1000
    

in CDCl3



liquid film



4880 A,200 M,liquid