Mass

MS-IW-4540          
4-bromo-7-methylbenzo(b)thiophene-3-carbaldehyde
C10H7BrOS           (Mass of molecular ion:    254)

   Source Temperature: 120 °C
   Sample Temperature: 110 °C
   Direct, 75 eV

      39.0       2.7
      45.0       6.3
      50.0       2.2
      51.0       3.7
      60.0       1.0
      61.0       2.0
      62.0       3.9
      63.0       5.2
      69.0       8.6
      70.0       1.3
      71.0       1.5
      72.0       4.6
      72.5       5.2
      73.0       6.4
      73.5       3.9
      74.0       5.5
      75.0       5.4
      76.0       2.4
      77.0       4.6
      81.0       1.4
      82.0       1.6
      85.0       1.2
      86.0       3.0
      87.0      16.5
      87.5       7.5
      88.0       2.5
      89.0       1.0
      93.0       4.2
      94.0       1.3
      95.0       1.4
      98.0       1.4
     101.0       4.6
     102.0      18.1
     103.0       6.0
     106.0       1.2
     113.0       1.7
     114.0       1.3
     115.0       2.1
     117.0       1.4
     119.0       1.4
     120.0       2.4
     121.0       4.1
     126.0       2.8
     127.0       4.6
     127.5       1.0
     128.0       1.9
     132.0       1.0
     144.0       1.2
     145.0      22.2
     146.0      22.2
     147.0      24.7
     148.0       3.6
     149.0       1.2
     174.0       2.7
     175.0      88.0
     176.0      11.0
     177.0       4.7
     225.0      14.2
     226.0       4.2
     227.0      14.8
     228.0       3.8
     229.0       1.0
     253.0      64.8
     254.0      96.5
     255.0      77.2
     256.0     100.0
     257.0      14.1
     258.0       5.0
     332.0       1.4
     333.0       1.8
     334.0       2.8
     335.0       1.1
     336.0       1.4