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14737-89-4

3,4-DIMETHOXYCINNAMIC ACID

Product Name 3,4-DIMETHOXYCINNAMIC ACID

CAS14737-89-4

MFC11H12O4

MW208.21

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  • 14737-89-4_ms_1
    Mass

    MS-NW-6390          
    trans-3,4-dimethoxycinnamic acid
    C11H12O4            (Mass of molecular ion:    208)
    

       Source Temperature: 140 °C
       Sample Temperature:  90 °C
       Direct, 75 eV
    

          15.0       1.9
          17.0       2.6
          18.0      13.0
          28.0       2.0
          38.0       1.1
          39.0       2.3
          41.0       1.0
          44.0       1.0
          45.0       1.3
          50.0       2.8
          51.0       6.0
          52.0       1.2
          53.0       1.4
          55.0       2.3
          62.0       1.4
          63.0       3.2
          65.0       2.1
          66.0       2.3
          69.0       1.5
          74.0       1.2
          75.0       1.2
          76.0       2.1
          77.0       8.1
          78.0       2.1
          79.0       2.3
          89.0       3.2
          90.0       1.0
          91.0       6.7
          92.0       1.1
          94.0       1.9
          95.0       2.2
          95.5       1.0
         102.0       1.4
         103.0       4.2
         104.0       2.0
         105.0       3.0
         106.0       1.0
         107.0       1.4
         109.0       2.3
         117.0       1.6
         118.0       1.5
         119.0       5.4
         120.0       1.1
         121.0       1.4
         122.0       1.1
         123.0       3.4
         131.0       1.0
         133.0       6.2
         134.0       1.4
         137.0       3.3
         145.0       1.4
         147.0       6.5
         148.0       1.5
         149.0       1.7
         150.0       1.1
         161.0       3.8
         162.0       1.5
         163.0       1.9
         165.0       2.3
         190.0       1.1
         191.0       3.5
         192.0       1.6
         193.0      18.8
         194.0       2.5
         207.0       1.1
         208.0     100.0
         209.0      12.9
         210.0       1.9
    

90 MHz in CDCl3

  • 14737-89-4_1hnmr_0

    1H NMR 89.56 MHz
    C11 H12 O4 0.043 g : 0.5 ml CDCl3
    trans-3,4-dimethoxycinnamic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 9.9 B 7.73 C 7.16 D 7.09 E 6.88 F 6.33 G 3.92 J(B,F)=16.2HZ

         Hz     ppm     Int.
    

        701.28   7.831     76
        685.47   7.654     96
        634.72   7.088    224
        619.59   6.919    114
        573.71   6.406     95
        558.15   6.233     76
        557.73   6.228     76
        351.28   3.923   1000
    

in CDCl3

  • 14737-89-4_13cnmr_0

KBr disc

  • 14737-89-4_ir1_2

nujol mull

  • 14737-89-4_ir2_1