(2,2-Dimethyl-5-oxo-tetrahydro-furan-3-yl)-acetic acid

Mass

MS-IW-6594          
(2,2-dimethyl-5-oxotetrahydro-3-furyl)acetic acid
C8H12O4             (Mass of molecular ion:    172)

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

      14.5       3.0
      16.5       4.2
      17.5      19.0
      25.5       1.1
      26.5       9.9
      27.5      13.4
      28.5       5.4
      30.5       3.5
      36.0       1.4
      37.0       3.7
      38.0      32.1
      39.0      10.1
      40.0      50.1
      41.0      17.5
      42.0      67.9
      43.0      21.8
      44.0       6.4
      49.0       2.8
      50.0       4.8
      51.0       3.1
      52.0       8.8
      53.0       6.1
      54.0      16.3
      55.0       7.6
      56.0       3.5
      57.0      18.0
      58.0      55.6
      59.0       5.1
      61.0       1.3
      62.0       2.5
      64.0       8.7
      65.0       4.0
      66.0      36.2
      67.0      24.8
      68.0      38.6
      69.0       2.7
      70.0       7.2
      72.0       2.2
      76.0       5.4
      77.0       2.0
      78.0      16.8
      79.0       8.2
      80.0       5.0
      81.0      26.7
      82.0      17.0
      83.0       2.5
      84.0       3.9
      85.0      58.3
      86.0       3.6
      88.0       1.4
      89.0       1.3
      90.0      13.3
      91.0       6.0
      92.0       2.4
      93.0       2.5
      94.0      13.9
      95.0       1.7
      96.0      44.1
      97.0       3.7
     106.0       3.5
     107.0      20.0
     108.0       7.1
     109.0      18.5
     110.0      20.8
     111.0       1.9
     112.0       2.4
     113.0      27.5
     114.0       2.1
     117.0       1.2
     120.0       8.5
     125.0       3.7
     126.0       1.1
     127.0      12.8
     128.0       1.5
     133.0       1.2
     135.0       8.4
     136.0       1.2
     138.0      97.6
     139.0       7.9
     140.0       1.0
     143.0       1.7
     153.0       7.8
     154.0       4.6
     156.0     100.0
     157.0       7.9
     158.0       1.2
     171.0       1.7
     172.0       3.6