4-Quinolinecarboxylic acid, 1,2-dihydro-2-oxo-, Methyl ester(39497-01-3) ¹H NMR

Mass

MS-IW-5821          
methyl 2-oxo-1,2-dihydro-4-quinolinecarboxylate
C11H9NO3            (Mass of molecular ion:    203)

   Source Temperature: 170 °C
   Sample Temperature: 160 °C
   Direct, 75 eV

      28.0       1.2
      39.0       1.4
      51.0       1.4
      58.0       2.2
      62.0       1.7
      63.0       3.0
      72.0       1.2
      75.0       2.0
      86.0       1.0
      88.0       1.7
      89.0       8.0
      90.0       1.6
     101.0       1.1
     114.0       1.2
     115.0       2.5
     116.0      20.2
     117.0       4.3
     143.0       1.8
     144.0      29.4
     145.0       6.2
     146.0       2.3
     172.0      28.3
     173.0       4.5
     175.0       1.2
     188.0       1.1
     189.0       1.3
     203.0     100.0
     204.0      12.6
     205.0       1.4