52199-46-9

2,4,5-三乙氧基苯甲酮(52199-46-9)核磁图(¹HNMR)

产品名称:2,4,5-三乙氧基苯甲酮

CAS:52199-46-9

分子式:C19H22O4

分子量: 314.38

InChI:InChI=1S/C19H22O4/c1-4-21-16-13-18(23-6-3)17(22-5-2)12-15(16)19(20)14-10-8-7-9-11-14/h7-13H,4-6H2,1-3H3

InChIKey: ATJSQHQJQSASKB-UHFFFAOYSA-N

Smiles:C(C1=CC=CC=C1)(C1=CC(OCC)=C(OCC)C=C1OCC)=O

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

    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