Acetylenedicarboxamide(543-21-5) IR2

Mass

MS-IW-6228          
2-butynediamide
C4H4N2O2            (Mass of molecular ion:    112)

   Source Temperature: 160 °C
   Sample Temperature: 170 °C
   Direct, 75 eV

      16.0       2.3
      17.0       3.0
      18.0      10.2
      24.0       1.7
      25.0       2.9
      26.0       3.6
      27.0       6.2
      28.0       8.9
      29.0       2.0
      38.0       4.9
      39.0       7.0
      40.0       7.5
      41.0       6.4
      42.0       4.9
      43.0      18.0
      44.0      32.6
      50.0       5.7
      51.0      23.0
      52.0      14.7
      53.0     100.0
      54.0       4.8
      66.0       1.7
      67.0       8.7
      68.0      23.5
      69.0       5.8
      76.0       7.6
      78.0       2.7
      80.0       8.3
      84.0      86.9
      85.0       4.7
      94.0       1.0
      96.0      56.9
      97.0       2.8
     112.0      67.8
     113.0       5.6