3,4,5-三甲氧基苯乙酸

Mass

MS-NW-6990          
3,4,5-trimethoxyphenylacetic acid
C11H14O5            (Mass of molecular ion:    226)

   Source Temperature: 180 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      15.0       4.3
      17.0       1.0
      18.0       4.2
      27.0       3.4
      28.0       1.9
      29.0       1.4
      38.0       1.9
      39.0       7.2
      41.0       2.8
      43.0       2.0
      45.0       2.5
      50.0       2.6
      51.0       5.7
      52.0       5.9
      53.0       5.1
      55.0       3.0
      62.0       1.1
      63.0       3.3
      64.0       2.9
      65.0       3.8
      66.0       1.8
      67.0       2.7
      69.0       2.3
      76.0       1.0
      77.0       5.2
      78.0       2.7
      79.0       6.4
      80.0       3.0
      81.0       2.1
      83.0       1.0
      89.0       1.6
      90.0       2.2
      91.0       2.4
      92.0       1.7
      93.0       1.8
      94.0       1.2
      95.0       5.0
      96.0       1.8
      97.0       2.0
     105.0       2.8
     106.0       1.9
     107.0       3.2
     108.0       1.3
     109.0       5.0
     111.0       1.1
     120.0       1.8
     121.0       3.0
     122.0       1.1
     123.0       3.9
     124.0       5.8
     125.0       1.3
     135.0       3.1
     136.0       4.1
     137.0      11.5
     138.0       3.1
     139.0      11.6
     140.0       1.4
     141.0       9.8
     148.0       6.0
     149.0       1.3
     151.0       4.1
     153.0       2.0
     165.0       4.5
     166.0       2.2
     167.0       4.0
     168.0       1.5
     169.0       4.3
     181.0      52.3
     182.0       6.5
     183.0       3.3
     211.0      49.6
     212.0       5.9
     226.0     100.0
     227.0      12.0
     228.0       1.9

Assign. Shift(ppm) A 11.17 B 6.505 C 3.846 D 3.829 E 3.579

     Hz     ppm     Int.

    582.68   6.507    227
    344.53   3.847   1000
    342.99   3.830    766
    320.61   3.580    184