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网站主页CAS数据库列表 54731-72-5更多图谱2-羟乙基膦酸二甲酯(54731-72-5)质谱(MS)

2-羟乙基膦酸二甲酯

产品名称 2-羟乙基膦酸二甲酯

CAS号54731-72-5

分子式C4H11O4P

分子量154.1

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  • Mass

    MS-IW-9184          
    dimethyl (2-hydroxyethyl)phosphonate
    C4H11O4P            (Mass of molecular ion:    154)
    

       Source Temperature: 220 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          14.0       1.1
          15.0      26.4
          18.0       3.2
          19.0       1.0
          26.0       3.9
          27.0      10.0
          28.0      18.3
          29.0      14.1
          30.0       2.7
          31.0      23.0
          32.0       6.3
          33.0       2.8
          41.0       1.2
          42.0       3.4
          43.0      10.0
          44.0       4.2
          45.0       8.1
          47.0      22.9
          48.0       3.5
          49.0       3.3
          59.0       1.1
          61.0       1.6
          62.0       5.9
          63.0       6.2
          65.0       8.4
          66.0       3.0
          77.0       3.9
          78.0       2.4
          79.0      94.4
          80.0      31.3
          81.0       4.2
          82.0       1.0
          91.0       2.1
          92.0       4.1
          93.0      13.1
          94.0      72.9
          95.0      62.5
          96.0       8.3
         105.0       5.9
         106.0       2.3
         109.0      33.3
         110.0      85.4
         111.0       3.7
         121.0       7.1
         123.0       1.9
         124.0     100.0
         125.0       4.0
         127.0       5.4
         135.0       2.1
         137.0       4.9
         138.0       1.0
         153.0      17.4
         154.0       1.1
         155.0       2.6
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C4 H11 O4 P 0.05 ml : 0.5 ml CDCl3
    dimethyl (2-hydroxyethyl)phosphonate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 4.31 B 3.858 C 3.755 D 2.104

         Hz     ppm     Int.
    

       1720.21   4.305     59
       1556.76   3.896    120
       1549.80   3.878    227
       1542.72   3.861    132
       1541.14   3.857    122
       1534.06   3.839    225
       1527.10   3.822    120
       1517.46   3.797     23
       1506.23   3.769   1000
       1501.22   3.757     32
       1495.24   3.742    974
        856.81   2.144    120
        849.73   2.127    222
        842.77   2.109    117
        838.75   2.099    120
        831.79   2.082    221
        824.71   2.064    110
    

in CDCl3



liquid film