Ethyl diacetoacetate(603-69-0) MS

Mass

MS-NW-8379          
ethyl diacetylacetate
C8H12O4             (Mass of molecular ion:    172)

   Source Temperature: 250 °C
   Sample Temperature: 140 °C
   Reservoir, 75 eV

      15.0       5.7
      26.0       1.5
      27.0       7.9
      28.0       2.9
      29.0       9.3
      31.0      10.2
      39.0       2.1
      41.0       1.7
      42.0       3.4
      43.0     100.0
      44.0       2.8
      45.0       5.5
      46.0       1.5
      55.0       1.8
      61.0       5.7
      67.0       2.7
      69.0       4.9
      70.0       4.3
      84.0       6.6
      85.0      19.5
      86.0       1.1
      87.0       2.3
      89.0       1.6
      98.0      12.9
     100.0       1.3
     111.0       3.9
     126.0       6.0
     127.0      11.2
     128.0       1.0
     129.0       5.3
     130.0       3.6
     157.0      12.9
     158.0       1.0
     172.0       7.3