2-(2-hydroxy-4-methoxybenzoyl)benzoic acid (4756-45-0) IR2

Mass

MS-IW-6070          
O-(2-hydroxy-4-methoxybenzoyl)benzoic acid
C15H12O5            (Mass of molecular ion:    272)

   Source Temperature: 160 °C
   Sample Temperature: 150 °C
   Direct, 75 eV

      17.0       1.1
      18.0       5.9
      28.0       3.9
      39.0       2.5
      41.0       1.2
      44.0       1.0
      50.0       1.6
      51.0       3.2
      52.0       2.0
      53.0       1.9
      55.0       1.5
      63.0       2.4
      64.0       1.3
      65.0       7.0
      66.0       1.1
      69.0       3.3
      75.0       1.5
      76.0       3.5
      77.0       4.2
      79.0       1.9
      80.0       2.1
      93.0       6.5
      94.0       1.6
      95.0       5.6
     101.0       1.0
     104.0       2.2
     105.0       2.4
     107.0       1.1
     108.0       6.3
     113.0       1.8
     115.0       1.7
     121.0       3.9
     122.0       1.3
     123.0       1.9
     124.0       2.7
     126.0       1.2
     127.0       4.0
     128.0       1.8
     136.0       4.2
     139.0       3.4
     140.0       1.0
     149.0      10.4
     150.0       1.7
     151.0      65.6
     152.0       6.2
     153.0       1.2
     155.0       2.9
     167.0       1.6
     168.0       3.3
     169.0       1.3
     180.0       1.1
     181.0       1.1
     183.0      10.6
     184.0       3.7
     195.0       1.7
     196.0       6.3
     197.0       9.3
     198.0       3.0
     210.0       1.7
     211.0       8.5
     212.0       2.7
     213.0       1.0
     223.0       7.9
     224.0       1.8
     225.0       6.7
     226.0      34.9
     227.0      57.4
     228.0       9.4
     229.0       1.2
     237.0       1.0
     239.0       2.2
     253.0      89.4
     254.0      86.3
     255.0      16.1
     256.0       3.1
     271.0       3.0
     272.0     100.0
     273.0      16.9
     274.0       2.4