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网站主页CAS数据库列表 109-94-4更多图谱甲酸乙酯(109-94-4)质谱(MS)

甲酸乙酯

产品名称 甲酸乙酯

CAS号109-94-4

分子式C3H6O2

分子量74.08

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  • Mass

    MS-NW-0022          
    ethyl formate
    C3H6O2              (Mass of molecular ion:     74)
    

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

          14.0       1.6
          15.0       4.3
          18.0       3.8
          19.0       5.7
          26.0       6.4
          27.0      30.4
          28.0      94.1
          29.0      29.3
          30.0       3.3
          31.0     100.0
          32.0       1.2
          42.0       1.3
          43.0       5.6
          45.0      33.4
          46.0       5.3
          47.0       9.0
          56.0       5.9
          59.0       1.1
          73.0       2.3
          74.0      10.4
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C3 H6 O2 0.04 ml : 0.5 ml CDCl3
    ethyl formate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.026 B 4.215 C 1.289

         Hz     ppm     Int.
    

        720.75   8.048     53
        719.31   8.032    372
        718.69   8.025    390
        718.06   8.018    215
        717.00   8.006     96
        388.81   4.342    108
        388.19   4.335    113
        381.69   4.262    422
        380.88   4.253    429
        374.56   4.183    450
        373.75   4.174    445
        367.44   4.103    126
        366.75   4.096    131
        122.94   1.373    429
        122.31   1.366    475
        115.88   1.294    891
        115.25   1.287   1000
        108.63   1.213    405
        108.06   1.207    428
    

in CDCl3



liquid film



4880 A,200 M,liquid