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网站主页CAS数据库列表 97-65-4更多图谱衣康酸(97-65-4)核磁图(1HNMR)

衣康酸

产品名称 衣康酸

CAS号97-65-4

分子式C5H6O4

分子量130.1

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  • Mass

    MS-NW-2635          
    methylenesuccinic acid
    C5H6O4              (Mass of molecular ion:    130)
    

       Source Temperature: 180 °C
       Sample Temperature: 120 °C
       Direct, 75 eV
    

          14.0       1.9
          15.0       3.7
          17.0       2.6
          18.0      12.7
          25.0       1.3
          26.0       3.8
          27.0       9.1
          28.0       8.3
          29.0      15.4
          30.0       1.4
          31.0       6.9
          34.0       1.2
          36.0       2.1
          37.0       6.6
          38.0      13.5
          39.0     100.0
          40.0      82.6
          41.0      91.1
          42.0      35.4
          43.0      16.5
          44.0       5.8
          45.0      48.9
          46.0       2.4
          47.0       1.1
          53.0       4.0
          55.0       4.1
          56.0       3.2
          57.0      17.0
          58.0      42.5
          59.0       1.5
          60.0       5.1
          66.0       1.2
          67.0       5.5
          68.0      50.4
          69.0      12.8
          71.0       2.6
          73.0       2.4
          84.0      18.8
          85.0      24.5
          86.0      58.9
          87.0       2.8
         112.0      36.2
         113.0       6.4
         130.0       5.6
    

90 MHz in D2O


  • 1H NMR 89.56 MHz
    C5 H6 O4 0.041 g : 0.5 ml D2O
    methylenesuccinic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 6.36 B 5.88 D 3.42 THE SOLVENT SIGNAL REMOVED.

         Hz     ppm     Int.
    

        570.00   6.365    573
        527.38   5.889    468
        526.63   5.881    425
        306.38   3.421   1000
        305.56   3.412    916
    

in D2O



KBr disc



nujol mull



4880 A,200 M,powder