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3,4-二苄氧基苯甲醛

产品名称 3,4-二苄氧基苯甲醛

CAS号5447-02-9

分子式C21H18O3

分子量318.37

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  • Mass

    MS2014-05108CW      
    3,4-bis(benzyloxy)benzaldehyde
    C21H18O3            (Mass of molecular ion:    318)
    

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

          39.0       4.4
          41.0       1.4
          51.0       3.3
          52.0       1.7
          63.0       2.6
          65.0      12.2
          77.0       1.0
          79.0       1.8
          80.0       1.0
          89.0       2.3
          90.0       1.3
          91.0     100.0
          92.0       7.4
         181.0       4.4
         227.0       9.6
         228.0       1.5
         318.0       3.6
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C21 H18 O3 0.040 g : 0.5 ml CDCl3
    3,4-bis(benzyloxy)benzaldehyde
    ChemicalStructure
        Assign.     Shift(ppm)
    A 9.791 B 7.479 C 7.45 to 7.31 D 7.001 E *1 5.229 F *1 5.190

         Hz     ppm     Int.
    

       3913.27   9.792   1000
       2989.96   7.482    413
       2987.98   7.477    462
       2985.23   7.470    218
       2983.86   7.467    290
       2976.99   7.449    413
       2976.38   7.448    447
       2975.77   7.446    461
       2973.63   7.441    282
       2967.22   7.425    378
       2966.46   7.423    394
       2965.85   7.422    350
       2959.59   7.406    272
       2957.76   7.401    241
       2952.88   7.389    209
       2951.35   7.385    510
       2949.37   7.380    503
       2947.24   7.375    152
       2944.49   7.368    549
       2942.20   7.362    524
       2940.67   7.359    253
       2938.39   7.353    159
       2936.40   7.348    294
       2934.88   7.344    311
       2932.59   7.338     77
       2930.45   7.333    126
       2929.08   7.330    192
       2927.25   7.325    155
       2925.11   7.320    224
       2923.89   7.317    151
       2921.75   7.311    210
       2917.94   7.302    209
       2915.04   7.294     84
       2913.21   7.290     43
       2911.99   7.287     43
       2910.77   7.284     61
       2909.39   7.280     35
       2802.12   7.012    387
       2793.88   6.991    351
       2090.00   5.230    870
       2074.43   5.191    880
    

in CDCl3



KBr disc



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