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网站主页CAS数据库列表 7325-46-4更多图谱1,4-苯二乙酸(7325-46-4)质谱(MS)

1,4-苯二乙酸

产品名称 1,4-苯二乙酸

CAS号7325-46-4

分子式C10H10O4

分子量194.18

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  • Mass

    MS-NW-6874          
    p-phenylenediacetic acid
    C10H10O4            (Mass of molecular ion:    194)
    

       Source Temperature: 210 °C
       Sample Temperature: 160 °C
       Direct, 75 eV
    

          18.0       2.2
          27.0       4.2
          28.0       1.6
          38.0       1.1
          39.0       5.4
          45.0       5.0
          50.0       3.6
          51.0       8.8
          52.0       3.5
          53.0       2.4
          62.0       1.4
          63.0       3.9
          65.0       3.1
          74.0       1.4
          75.0       1.3
          76.0       1.6
          77.0      19.8
          78.0       8.8
          79.0      10.9
          89.0       1.4
          91.0      13.4
          92.0       1.5
         102.0       2.3
         103.0      12.9
         104.0      30.5
         105.0      34.7
         106.0       3.4
         107.0      34.2
         108.0       2.7
         131.0       5.3
         147.0       1.1
         148.0       1.0
         149.0     100.0
         150.0      11.6
         151.0       1.1
         194.0      56.2
         195.0       6.5
    

400 MHz in DMSO-d6

90 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C10 H10 O4 0.038 g : 0.5 ml DMSO-d6
    p-phenylenediacetic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 12.4 B 7.192 C 3.536

         Hz     ppm     Int.
    

       2874.43   7.193   1000
       1413.31   3.537    752
    


  • 1H NMR 89.56 MHz
    C10 H10 O4 0.046 g : 0.5 ml DMSO-d6
    p-phenylenediacetic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 12. B 7.191 C 3.533

         Hz     ppm     Int.
    

        644.24   7.194   1000
        639.16   7.137     96
        631.74   7.054     29
        629.39   7.028     22
        316.50   3.534    792
    

in DMSO-d6



KBr disc



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