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2,4,5-三乙氧基苯甲酮

产品名称 2,4,5-三乙氧基苯甲酮

CAS号52199-46-9

分子式C19H22O4

分子量314.38

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  • Mass

    MS-NW-7159          
    2,4,5-triethoxybenzophenone
    C19H22O4            (Mass of molecular ion:    314)
    

       Source Temperature: 170 °C
       Sample Temperature: 140 °C
       Direct, 75 eV
    

          18.0       4.0
          26.0       1.0
          27.0      10.0
          28.0       1.5
          29.0      24.4
          39.0       2.5
          43.0       2.6
          50.0       2.5
          51.0       9.4
          52.0       1.6
          53.0       9.4
          55.0       3.5
          63.0       1.2
          69.0      31.3
          70.0       1.5
          75.0       1.1
          76.0       2.1
          77.0      40.3
          78.0       3.9
          79.0       2.3
          82.0       1.2
          91.0       3.2
          95.0       6.3
          96.0       1.3
          97.0       1.1
         102.0       1.4
         103.0       2.7
         105.0      40.9
         106.0       3.6
         107.0       2.4
         108.0       1.2
         114.0       1.0
         115.0       4.7
         116.0       1.0
         117.0       1.6
         123.0       9.5
         124.0       1.9
         125.0       1.1
         126.0       1.0
         127.0       4.0
         128.0       3.2
         129.0       1.5
         131.0       6.8
         132.0       1.4
         133.0       1.2
         135.0       1.1
         136.0       1.0
         137.0       1.7
         139.0       2.1
         145.0       1.1
         151.0      17.9
         152.0       5.9
         153.0       8.9
         155.0       5.0
         157.0       2.6
         159.0       5.6
         165.0       1.2
         167.0       1.1
         173.0       2.0
         179.0       3.5
         180.0       3.0
         181.0      11.0
         182.0       1.6
         183.0      10.2
         184.0       2.5
         185.0       1.5
         187.0       2.5
         200.0       1.0
         201.0       2.0
         208.0       1.0
         209.0      17.4
         210.0       2.4
         211.0      19.2
         212.0       3.8
         213.0       2.0
         215.0       1.2
         223.0       1.3
         228.0       1.7
         229.0      70.0
         230.0      11.8
         231.0       1.6
         237.0       6.6
         238.0       1.1
         239.0       3.8
         240.0       1.6
         241.0       2.1
         243.0       1.1
         257.0      19.0
         258.0       7.0
         259.0       1.2
         268.0       1.1
         269.0       4.2
         271.0       2.3
         285.0      13.6
         286.0       7.4
         287.0       1.4
         296.0       1.3
         297.0      14.8
         298.0       3.4
         299.0       3.4
         313.0       2.0
         314.0     100.0
         315.0      21.2
         316.0       3.3
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C19 H22 O4 0.046 g : 0.5 ml CDCl3
    2,4,5-triethoxybenzophenone
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.736 B 7.50 C 7.42 D 7.093 E 6.517 F *1 4.11 G *1 4.09 K *1 3.843 L *2 1.48 M *2 1.42 N *2 0.952

         Hz     ppm     Int.
    

        698.38   7.798    175
        696.75   7.780    197
        695.06   7.761    115
        694.19   7.752     95
        693.00   7.738     96
        691.38   7.720    203
        691.00   7.716    201
        688.69   7.690    276
        687.44   7.676     67
        674.13   7.528     85
        673.00   7.515    110
        669.56   7.477    202
        667.69   7.456    443
        665.63   7.433    165
        665.13   7.427    141
        664.06   7.415    114
        662.06   7.393    124
        661.06   7.382    154
        660.38   7.374    168
        660.00   7.370    169
        654.88   7.313     66
        635.31   7.094    529
        583.75   6.518    398
        381.63   4.262    102
        374.69   4.184    410
        367.56   4.105    650
        364.13   4.066     50
        360.50   4.026    469
        354.56   3.959    137
        353.56   3.948    155
        347.63   3.882    357
        340.63   3.804    373
        333.75   3.727    125
        139.81   1.562    404
        132.94   1.485    955
        126.56   1.414   1000
        119.50   1.335    391
         92.06   1.028    403
         85.19   0.952    830
         78.13   0.873    356
    

in CDCl3



KBr disc



nujol mull



4880 A,200 M,powder