5-甲氧基-3-氧代戊酸甲酯(62462-05-9)质谱(MS)

Mass

MS-NW-7556          
methyl 5-methoxy-3-oxovalerate
C7H12O4             (Mass of molecular ion:    160)

   Source Temperature: 260 °C
   Sample Temperature: 170 °C
   Reservoir, 75 eV

      14.0       1.4
      15.0      18.3
      26.0       1.7
      27.0       7.2
      28.0       5.2
      29.0      10.8
      30.0       1.0
      31.0      11.2
      32.0       4.2
      33.0       2.4
      39.0       1.6
      41.0       2.1
      42.0       8.3
      43.0      18.1
      44.0       4.6
      45.0     100.0
      46.0       2.4
      55.0      19.2
      56.0       2.5
      57.0       5.5
      58.0       7.9
      59.0      19.8
      69.0       9.6
      70.0       1.9
      71.0       3.2
      72.0       1.6
      74.0       4.5
      75.0       1.3
      83.0       1.9
      84.0       1.0
      85.0       4.3
      86.0       1.2
      87.0      34.6
      88.0       2.5
      96.0       1.2
      97.0       2.1
      98.0       3.5
     100.0      24.0
     101.0      13.3
     102.0       1.4
     113.0       1.4
     128.0       3.6
     129.0       6.2
     130.0       1.0
     142.0       2.2
     145.0       1.5