Acetic acid 1,4-dioxo-1,4-dihydronaphthalene-2-yl ester(1785-65-5)红外图谱(IR1)

Mass

MS-IW-8261          
1,4-dioxo-1,4-dihydro-2-naphthyl acetate
C12H8O4             (Mass of molecular ion:    216)

   Source Temperature: 150 °C
   Sample Temperature: 140 °C
   Direct, 75 eV

      14.0       2.3
      15.0       1.7
      18.0       4.9
      28.0       4.0
      38.0       1.3
      39.0       2.6
      41.0       2.9
      42.0       9.4
      43.0      75.0
      44.0       2.1
      45.0       1.0
      50.0      11.0
      51.0       5.3
      52.0       1.4
      53.0       1.6
      59.0       3.7
      62.0       2.8
      63.0       6.4
      64.0       1.0
      69.0       9.0
      73.0       1.6
      74.0       5.5
      75.0       6.4
      76.0      19.9
      77.0      19.4
      78.0       1.7
      89.0      25.0
      90.0       6.9
     101.0       4.2
     102.0       1.1
     104.0       9.3
     105.0      77.0
     106.0       6.1
     117.0       1.3
     118.0       6.6
     129.0       1.6
     146.0      57.5
     147.0       6.2
     160.0       1.6
     173.0      16.1
     174.0     100.0
     175.0      12.7
     176.0       1.7
     188.0      15.8
     189.0       2.0
     216.0      28.6
     217.0       3.9