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网站主页CAS数据库列表 2612-02-4更多图谱5-甲氧基水杨酸(2612-02-4)红外图谱(IR2)

5-甲氧基水杨酸

产品名称 5-甲氧基水杨酸

CAS号2612-02-4

分子式C8H8O4

分子量168.15

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  • Mass

    MS-IW-9094          
    5-methoxysalicylic acid
    C8H8O4              (Mass of molecular ion:    168)
    

       Source Temperature: 140 °C
       Sample Temperature: 120 °C
       Direct, 75 eV
    

          17.0       2.2
          18.0      10.7
          26.0       1.5
          27.0       1.8
          28.0       6.9
          29.0       1.0
          32.0       1.9
          38.0       1.1
          39.0       2.7
          41.0       1.1
          45.0       1.4
          46.0       1.2
          50.0       2.0
          51.0       7.3
          52.0       4.4
          53.0      12.3
          54.0       2.3
          55.0       2.7
          61.0       1.0
          62.0       2.2
          63.0       4.1
          64.0       1.2
          65.0       2.0
          66.0       1.0
          69.0       1.0
          75.0       2.6
          79.0      23.4
          80.0       2.4
          81.0       1.2
          91.0       1.4
          92.0       2.1
          93.0       2.5
          94.0       7.6
          95.0       1.8
         107.0      36.6
         108.0       4.5
         109.0       1.4
         122.0      15.9
         123.0       2.1
         124.0       1.1
         135.0      16.2
         136.0       1.5
         150.0     100.0
         151.0      10.0
         152.0       1.1
         168.0      34.4
         169.0       3.2
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C8 H8 O4 0.037 g : 0.5 ml DMSO-d6
    5-methoxysalicylic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.276 B 7.156 C 6.919 D 3.741

         Hz     ppm     Int.
    

       2909.60   7.281    167
       2906.49   7.273    186
       2866.56   7.173    123
       2863.26   7.165     99
       2857.58   7.151    143
       2854.28   7.142    127
       2769.48   6.930    203
       2760.69   6.908    170
       1495.19   3.742   1000
    

in DMSO-d6



KBr disc



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