4-BROMO PHTHALIC ANHYDRUS

Mass

MS-IW-7437          
4-bromophthalic anhydride
C8H3BrO3            (Mass of molecular ion:    226)

   Source Temperature: 140 °C
   Sample Temperature: 110 °C
   Direct, 75 eV

      28.0       2.1
      36.0       1.2
      37.0      10.6
      37.5       3.6
      38.0       3.9
      49.0       4.6
      50.0       7.2
      51.0       4.1
      53.0       1.6
      60.0       1.0
      61.0       2.5
      62.0       1.3
      72.0       1.2
      73.0      12.0
      74.0      46.7
      75.0      79.8
      76.0       5.7
      77.0      12.7
      77.5       1.2
      78.0      12.1
      91.0       7.9
      92.0       7.7
     103.0       5.4
     104.0       1.1
     128.0       1.1
     130.0       1.2
     154.0      47.7
     155.0       4.0
     156.0      46.5
     157.0       3.1
     182.0     100.0
     183.0       8.0
     184.0      98.7
     185.0       7.6
     226.0      63.2
     227.0       5.7
     228.0      62.1
     229.0       5.7

Parameter ppm Hz D(A) 8.344 D(B) 8.188 D(C) 8.006 J(A,B) 1.7 J(A,C) 0.4 J(B,C) 7.9

     Hz     ppm     Int.

   2504.02   8.347    927
   2502.41   8.341    986
   2461.46   8.205    492
   2459.78   8.199    459
   2453.56   8.179    648
   2451.88   8.173    614
   2405.47   8.018   1000
   2397.57   7.992    749