2-甲基咪唑-4,5-二羧酸

Mass

MS2004-02242WA      
2-methyl-4,5-imidazoledicarboxylic acid
C6H6N2O4            (Mass of molecular ion:    170)

   Source Temperature: 250 °C
   Sample Temperature: 225 °C
   Direct, 70 eV

      15.0       2.2
      26.0       6.7
      27.0       8.9
      28.0      15.0
      29.0       3.5
      38.0       2.4
      39.0       4.4
      40.0       8.3
      41.0      12.4
      42.0      52.0
      43.0      35.0
      44.0       6.9
      45.0       9.5
      51.0       4.8
      52.0      12.5
      53.0       7.6
      54.0      10.3
      55.0       2.1
      56.0      13.5
      66.0       1.1
      67.0      17.3
      68.0      18.4
      69.0       3.1
      70.0       7.0
      72.0       1.7
      77.0       1.1
      78.0       1.2
      79.0       6.3
      80.0       4.3
      81.0      18.0
      82.0      41.9
      83.0       2.2
      85.0      20.7
      94.0       4.5
      96.0       1.4
      98.0       7.0
     100.0       1.9
     107.0      25.2
     108.0      24.4
     109.0       7.7
     124.0       1.6
     125.0       3.8
     126.0     100.0
     127.0       6.3
     135.0      15.6
     136.0       1.2
     151.0       3.0
     152.0      16.0
     153.0       7.7
     170.0      82.9
     171.0       6.6