(9R-TRANS)-10-ETHOXY-9-HYDROXY-8,8-DIMETHYL-9,10-DIHYDROPYRANO(2,3-F)CHROMEN-2(8H)-ONE

Mass

MS-IW-7267          
(9R-trans)-10-ethoxy-9-hydroxy-8,8-dimethyl-9,10-dihydropyrano(2,3-f)chromen-2(8H)-one
C16H18O5            (Mass of molecular ion:    290)

   Source Temperature: 170 °C
   Sample Temperature: 160 °C
   Direct, 75 eV

      15.0       1.4
      17.0       3.4
      18.0      16.7
      19.0       1.0
      26.0       2.8
      27.0       9.1
      28.0       7.3
      29.0       7.2
      30.0       1.5
      31.0      28.7
      38.0       1.7
      39.0       7.5
      40.0       1.1
      41.0      15.2
      42.0       4.3
      43.0      11.4
      44.0       2.1
      45.0      18.3
      46.0       8.4
      50.0       3.0
      51.0       8.7
      52.0       2.6
      53.0       3.2
      55.0       2.6
      57.0       3.6
      59.0       9.6
      62.0       2.6
      63.0      10.9
      64.0       5.7
      65.0       6.2
      66.0       1.6
      69.0      18.8
      70.0       4.0
      71.0       2.1
      72.0       3.3
      72.5       1.4
      74.0       2.1
      75.0       3.9
      76.0       6.1
      77.0       8.0
      78.0       4.6
      79.0       3.6
      80.0       1.4
      86.0       1.3
      87.0       5.8
      88.0       1.2
      89.0       8.4
      90.0       4.9
      91.0       8.1
      92.0       3.2
      92.5       2.3
      93.0       2.9
     101.0       3.0
     102.0      11.0
     103.0       3.0
     105.0       3.8
     106.0       2.2
     107.0       5.6
     108.0       5.1
     113.0       1.6
     115.0       5.0
     116.0       1.5
     117.0       3.9
     118.0       5.2
     119.0       3.3
     121.0       1.1
     127.0       2.2
     128.0       3.7
     129.0       2.7
     130.0       6.1
     131.0       4.7
     132.0       1.0
     133.0       2.6
     134.0      29.2
     135.0       5.0
     141.0       2.0
     144.0       1.2
     145.0       6.1
     146.0       7.8
     147.0       6.9
     148.0       5.7
     149.0       1.1
     155.0       2.3
     157.0       1.8
     158.0       4.3
     159.0       4.7
     160.0       2.2
     161.0       3.8
     162.0      54.8
     163.0       6.9
     169.0       1.1
     171.0       3.6
     172.0       1.5
     173.0      21.6
     174.0       9.5
     175.0      20.5
     176.0      20.6
     177.0       2.4
     181.0       1.5
     182.0       1.0
     183.0       2.5
     184.0       1.2
     185.0       5.2
     186.0       3.4
     187.0      12.4
     188.0       6.3
     189.0      17.3
     190.0      52.4
     191.0      88.7
     192.0       9.9
     193.0       1.3
     197.0       4.9
     198.0      12.8
     199.0      11.0
     200.0       2.9
     201.0      79.1
     202.0      12.3
     203.0      11.0
     204.0       1.6
     213.0      34.1
     214.0       5.3
     215.0       4.2
     216.0      29.9
     217.0       4.9
     218.0     100.0
     219.0      63.5
     220.0       9.3
     221.0       1.1
     226.0      22.3
     227.0       4.4
     228.0       6.7
     229.0       7.3
     230.0       1.1
     244.0      63.9
     245.0      11.7
     246.0       1.9
     257.0       6.4
     258.0       1.1
     272.0       1.8
     290.0      41.2
     291.0       8.0
     292.0       1.2