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2,4,5-三甲氧基苯甲醛

产品名称 2,4,5-三甲氧基苯甲醛

CAS号4460-86-0

分子式C10H12O4

分子量196.2

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  • Mass

    MS2015-05119CW      
    2,4,5-trimethoxybenzaldehyde
    C10H12O4            (Mass of molecular ion:    196)
    

       Source Temperature: 240 °C
       Sample Temperature:  20 °C
       Direct, 70 eV
    

          15.0       1.1
          32.0       1.4
          39.0       2.5
          50.0       2.6
          51.0       4.2
          52.0       1.9
          53.0       4.6
          59.0       3.7
          62.0       1.5
          63.0       2.1
          64.0       1.0
          65.0       2.7
          66.0       2.2
          67.0       1.4
          69.0       5.5
          75.0       1.0
          77.0       2.9
          78.0       1.0
          79.0       4.2
          80.0       1.8
          81.0       1.5
          82.0       2.4
          92.0       1.6
          93.0       5.1
          94.0       1.5
          95.0       6.3
          97.0       1.5
         107.0       3.8
         108.0       1.6
         109.0       6.4
         110.0      10.1
         120.0       1.1
         121.0       3.0
         122.0       2.5
         123.0       4.1
         124.0       1.8
         125.0      24.1
         126.0       1.7
         135.0       4.2
         136.0       5.2
         137.0       4.5
         138.0       4.9
         139.0       5.8
         149.0       1.2
         150.0      23.4
         151.0       7.4
         152.0       2.8
         153.0      20.3
         154.0       1.9
         164.0       1.0
         165.0       4.4
         166.0       1.2
         167.0       5.1
         178.0       1.8
         179.0       8.4
         180.0       3.3
         181.0      55.0
         182.0       5.4
         195.0      15.0
         196.0     100.0
         197.0      12.3
         198.0       1.5
    

in CDCl3

90 MHz in CDCl3




  • 1H NMR 89.56 MHz
    C10 H12 O4 0.035 g : 0.5 ml CDCl3
    2,4,5-trimethoxybenzaldehyde
    ChemicalStructure
        Assign.     Shift(ppm)
    A 10.313 B 7.316 C 6.500 D *1 3.974 E *1 3.923 F *1 3.874

         Hz     ppm     Int.
    

        923.73  10.315    465
        655.37   7.318    297
        582.28   6.502    237
        364.60   4.072     26
        364.09   4.066     26
        363.57   4.060     25
        363.21   4.056     26
        362.11   4.044     30
        361.23   4.034     35
        360.50   4.026     42
        355.96   3.975    929
        351.42   3.924   1000
        347.02   3.875    965
        343.07   3.831     33
        342.77   3.828     31
        342.48   3.825     29
    

in CDCl3



KBr disc



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