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5-Formylsalicylic acid

Product Name 5-Formylsalicylic acid

CAS616-76-2

MFC8H6O4

MW166.13

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  • Mass 

    MS-IW-0084          
5-formyl-2-hydroxybenzoic acid
C8H6O4              (Mass of molecular ion:    166)


       Source Temperature: 230 °C
   Sample Temperature: 140 °C
   Direct, 75 eV


          38.0       1.5
      39.0       4.3
      46.0       1.7
      51.0       1.0
      53.0       3.1
      55.0       2.1
      61.0       1.0
      62.0       2.4
      63.0       6.5
      64.0       4.0
      65.0       2.9
      74.0       1.3
      79.0       5.0
      91.0       6.0
      92.0       8.2
      93.0       1.4
     119.0      22.7
     120.0      12.3
     121.0       3.4
     122.0       1.0
     147.0      39.0
     148.0     100.0
     149.0      12.0
     150.0       1.4
     166.0      67.2
     167.0       6.8

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C8 H6 O4 0.032 g : 0.5 ml DMSO-d6
    5-formyl-2-hydroxybenzoic acid
    ChemicalStructure 
        Assign.     Shift(ppm)
    
      A            12.
      B             9.905
      C             8.366
      D             8.023
      E             7.145
     
     J(C,D)=2.1HZ
     J(D,E)=8.6HZ
  

         Hz     ppm     Int.


       3958.71   9.906   1000
   3344.80   8.370    585
   3342.66   8.364    603
   3212.31   8.038    349
   3210.18   8.033    363
   3206.54   8.024     22
   3203.77   8.017    384
   3201.63   8.012    396
   2859.73   7.156    504
   2851.19   7.135    480

in DMSO-d6



KBr disc



nujol mull





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