2-Butenoic acid, 3-bromo-2-methyl-, (E)- (9CI)(35057-99-9) IR1

Mass

MS-IW-9885          
(E)-3-bromo-2-methyl-2-butenoic acid
C5H7BrO2            (Mass of molecular ion:    178)

   Source Temperature: 200 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      18.0       1.7
      26.0       2.8
      27.0      18.1
      28.0       4.8
      29.0      11.0
      37.0       1.1
      38.0       1.6
      39.0      12.2
      41.0       3.9
      43.0      17.5
      44.0       6.6
      45.0       3.9
      49.0       2.1
      50.0       8.2
      51.0      10.2
      52.0       6.0
      53.0      28.5
      54.0      10.6
      55.0      10.3
      69.0       1.2
      70.0       2.0
      71.0       1.7
      79.0       2.4
      80.0       8.2
      81.0       3.8
      82.0       6.6
      98.0       1.5
      99.0     100.0
     100.0       5.7
     133.0       1.1
     135.0       1.0
     178.0      12.2
     180.0      12.1