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3-乙氧基丙酸

产品名称 3-乙氧基丙酸

CAS号4324-38-3

分子式C5H10O3

分子量118.13

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  • Mass

    MS-NW-1059          
    3-ethoxypropionic acid
    C5H10O3             (Mass of molecular ion:    118)
    

       Source Temperature: 240 °C
       Sample Temperature: 170 °C
       Reservoir, 75 eV
    

          14.0       2.3
          15.0       8.4
          18.0       3.6
          19.0       5.8
          26.0       9.4
          27.0      44.6
          28.0       8.6
          29.0      60.7
          30.0       3.7
          31.0     100.0
          32.0       1.7
          41.0       3.9
          42.0      12.8
          43.0      50.9
          44.0      13.5
          45.0      43.5
          46.0       3.2
          47.0       4.8
          55.0      23.7
          56.0      15.7
          57.0       2.5
          58.0       1.2
          59.0      43.0
          60.0       9.2
          61.0       4.1
          71.0      60.7
          72.0      21.6
          73.0      86.4
          74.0      49.7
          75.0       3.6
          89.0      42.7
          90.0       1.7
         100.0       3.0
         101.0       2.8
         103.0       2.1
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C5 H10 O3 0.04 ml : 0.5 ml CDCl3
    3-ethoxypropionic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 11.20 B 3.71 C 3.53 D 2.635 E 1.206

         Hz     ppm     Int.
    

       1002.69  11.196     93
        339.68   3.793    179
        339.36   3.790    179
        333.01   3.719    493
        326.98   3.651    348
        320.00   3.574    454
        313.02   3.496    484
        306.20   3.419    140
        242.24   2.705    246
        235.97   2.635    473
        233.51   2.608     26
        229.63   2.564    177
        114.73   1.282    471
        107.83   1.204   1000
        100.69   1.125    397
    

in CDCl3



CCl4 solution



liquid film



4880 A,200 M,liquid