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网站主页CAS数据库列表 7021-09-2更多图谱DL-alpha-甲氧基苯乙酸(7021-09-2)质谱(MS)

DL-alpha-甲氧基苯乙酸

产品名称 DL-alpha-甲氧基苯乙酸

CAS号7021-09-2

分子式C9H10O3

分子量166.17

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  • Mass

    MS-NW-8771          
    DL-alpha-methoxyphenylacetic acid
    C9H10O3             (Mass of molecular ion:    166)
    

       Source Temperature: 270 °C
       Sample Temperature: 150 °C
       Reservoir, 75 eV
    

          29.0       1.0
          39.0       2.1
          50.0       1.6
          51.0       5.2
          52.0       1.1
          63.0       2.1
          65.0       1.4
          77.0      23.9
          78.0       3.3
          79.0       2.8
          89.0       3.1
          90.0       2.7
          91.0      13.3
          92.0       1.3
          93.0       1.4
         105.0       7.1
         106.0       1.3
         107.0       2.1
         121.0     100.0
         122.0       8.9
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C9 H10 O3 0.040 g : 0.5 ml CDCl3
    DL-alpha-methoxyphenylacetic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 11.0 B 7.436 C 7.37 to 7.35 D 4.779 E 3.401

         Hz     ppm     Int.
    

       2977.45   7.451     97
       2975.46   7.446     90
       2972.87   7.439     65
       2972.11   7.437     76
       2971.50   7.436     77
       2969.51   7.431    157
       2967.99   7.427    156
       2965.39   7.420     30
       2954.56   7.393     35
       2950.44   7.383     64
       2948.76   7.379     61
       2946.01   7.372    155
       2945.25   7.370    175
       2943.57   7.366    101
       2942.20   7.362    113
       2939.61   7.356    255
       2938.08   7.352    240
       2935.03   7.345     59
       2933.20   7.340     36
       1909.94   4.780    277
       1359.25   3.402   1000
    

in CDCl3



KBr disc



nujol mull



4880 A,200 M,powder