四氢吡喃-4,4-二羧酸二甲酯

Mass

MS2001-00821WA      
tetrahydropyran-4,4-dicarboxylic acid dimethyl ester
C9H14O5             (Mass of molecular ion:    202)

   Source Temperature: 300 °C
   Sample Temperature: 260 °C
   Reservoir, 70 eV

      15.0       7.0
      26.0       1.0
      27.0       6.2
      28.0       1.9
      29.0       3.4
      31.0       1.8
      39.0       7.1
      41.0       4.9
      43.0       2.9
      44.0       1.9
      45.0       9.2
      51.0       1.3
      52.0       1.0
      53.0      15.6
      54.0       5.7
      55.0       9.7
      56.0       1.2
      57.0       1.2
      58.0       1.1
      59.0      16.4
      68.0       2.2
      69.0       2.3
      71.0       1.2
      81.0      15.2
      82.0       3.1
      83.0      23.3
      84.0       1.9
      85.0       2.2
      95.0       4.2
      96.0       1.0
      97.0       1.0
      98.0       5.1
      99.0       3.0
     100.0       4.3
     110.0       1.4
     111.0       1.5
     112.0       1.4
     113.0     100.0
     114.0       6.2
     126.0      16.7
     127.0      36.4
     128.0       3.0
     141.0       3.2
     142.0       6.5
     143.0      20.8
     144.0       1.8
     145.0      80.1
     146.0       5.4
     157.0       2.2
     158.0      73.0
     159.0      12.3
     160.0       1.3
     171.0       8.1