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网站主页CAS数据库列表 141-82-2更多图谱丙二酸(141-82-2)Raman光谱

丙二酸

产品名称 丙二酸

CAS号141-82-2

分子式C3H4O4

分子量104.06

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  • Mass

    MS-NW-2634          
    malonic acid
    C3H4O4              (Mass of molecular ion:    104)
    

       Source Temperature: 200 °C
       Sample Temperature: 140 °C
       Direct, 75 eV
    

          12.0       2.1
          13.0       3.8
          14.0      19.3
          15.0      23.6
          16.0       2.4
          17.0       3.0
          18.0      12.2
          28.0       9.1
          29.0      10.8
          31.0       8.8
          36.0       1.0
          40.0       1.6
          41.0       9.0
          42.0     100.0
          43.0      49.1
          44.0      43.8
          45.0      63.8
          46.0       1.0
          59.0       1.1
          60.0      80.5
          61.0       1.9
          69.0       2.6
          87.0       8.6
         104.0       1.9
    

90 MHz in acetone-d6

90 MHz in DMSO-d6


  • 1H NMR 89.56 MHz
    C3 H4 O4 0.013 g : 0.5 ml acetone-d6
    malonic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 11.19 B 3.446

         Hz     ppm     Int.
    

       1002.06  11.189    476
        308.90   3.450   1000
        305.14   3.408     56
    


  • 1H NMR 89.56 MHz
    C3 H4 O4 0.013 g : 0.5 ml DMSO-d6
    malonic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 11.5 B 3.260

         Hz     ppm     Int.
    

       1026.46  11.462     27
        292.29   3.264   1000
    

KBr disc



nujol mull



4880 A,200 M,powder