Mass

MS-IW-9659          
3-acetyl-5-(4-chlorobenzylidene)-4-hydroxy-3-pyrrolin-2-one
C13H10ClNO3         (Mass of molecular ion:    263)

   Source Temperature: 180 °C
   Sample Temperature: 180 °C
   Direct, 75 eV

      15.0       1.9
      17.0       1.0
      18.0       5.4
      27.0       3.0
      28.0       7.7
      29.0       1.7
      36.0       2.3
      38.0       2.1
      39.0       5.9
      40.0       1.1
      41.0       2.4
      42.0       3.1
      43.0      46.6
      44.0       2.8
      50.0       1.9
      51.0       2.7
      52.0       1.2
      53.0       1.4
      55.0       2.6
      58.0       1.0
      62.0       3.4
      63.0       8.3
      64.0       1.6
      65.0       1.1
      66.0       3.0
      67.0       5.2
      68.0       1.7
      69.0      14.6
      70.0       1.0
      73.0       2.2
      74.0       1.4
      75.0       3.2
      76.0       1.7
      77.0       1.7
      84.0      10.7
      85.0       5.9
      86.0       1.2
      87.0       2.1
      88.0       3.1
      89.0      30.7
      90.0       5.0
      91.0       1.1
      99.0       1.6
     101.0       2.3
     102.0       1.8
     104.5       1.4
     105.0       1.3
     106.5       6.0
     107.0       1.0
     111.0       1.4
     113.0       1.2
     113.5       1.4
     114.0       3.2
     115.0       2.6
     116.0      13.6
     117.0      14.6
     118.0       4.6
     122.5       2.1
     123.0       4.5
     123.5       1.1
     124.0       8.9
     125.0      17.3
     126.0       4.5
     127.0       6.0
     128.0       1.5
     129.0       2.6
     130.0       4.1
     131.5       1.7
     137.0       1.4
     138.0       1.1
     139.0       1.3
     140.0       1.0
     144.0       8.4
     145.0       1.5
     149.0       1.4
     150.0       4.4
     151.0      21.6
     152.0      43.2
     153.0      11.3
     154.0      14.2
     155.0       1.7
     158.0       2.5
     162.0       1.9
     163.0       2.0
     164.0       4.0
     165.0       3.4
     166.0       1.9
     167.0       1.3
     172.0       1.2
     176.0       1.0
     178.0       2.6
     179.0       1.2
     180.0       3.1
     182.0       1.8
     185.0       1.3
     186.0       2.3
     192.0       1.1
     193.0       8.0
     194.0       1.4
     195.0       2.8
     210.0       6.5
     211.0       1.0
     212.0       1.2
     217.0       1.5
     218.0       1.2
     220.0       5.6
     221.0       4.1
     222.0       2.3
     223.0       1.4
     228.0       9.8
     229.0       1.5
     234.0       1.1
     236.0       1.5
     244.0       4.5
     245.0       6.4
     246.0       2.9
     247.0       2.4
     248.0      21.7
     249.0       2.9
     250.0       7.0
     251.0       1.0
     262.0      18.9
     263.0     100.0
     264.0      21.2
     265.0      33.4
     266.0       5.4