Ethyl (triphenylphosphoranylidene)acetate

Mass

MS-NW-9882          
(ethoxycarbonylmethylene)triphenylphosphorane
C22H21O2P           (Mass of molecular ion:    348)

   Source Temperature: 200 °C
   Sample Temperature: 130 °C
   Direct, 75 eV

      17.0       1.3
      18.0       6.8
      27.0       2.1
      28.0       2.1
      29.0       1.3
      31.0      12.7
      39.0       1.0
      43.0       1.4
      45.0       8.9
      46.0       4.5
      51.0       4.0
      63.0       1.2
      77.0       5.4
      78.0       1.1
      89.0       1.0
      91.0       2.4
     105.0       1.5
     107.0       3.4
     108.0       4.3
     115.0       1.6
     120.0       1.5
     133.0       1.0
     139.0       1.1
     151.0       1.3
     152.0       6.7
     153.0       1.7
     154.0       1.7
     157.0       1.7
     164.0       1.0
     165.0      17.1
     166.0       3.0
     170.0       2.4
     178.0       6.3
     179.0       1.0
     183.0      22.3
     184.0       4.0
     185.0       5.4
     194.0       4.5
     195.0       4.7
     196.0       7.7
     197.0       3.4
     199.0       5.4
     201.0       3.2
     225.0       3.4
     226.0       1.4
     228.0       3.9
     229.0       1.0
     239.0       2.8
     240.0       2.0
     241.0       3.3
     253.0       1.3
     254.0       1.7
     255.0       5.7
     256.0       1.2
     257.0       2.7
     258.0       1.0
     259.0       2.6
     260.0       1.5
     261.0       2.7
     262.0       8.7
     263.0       1.7
     270.0       2.4
     271.0       3.6
     273.0       4.1
     274.0       2.2
     275.0      13.5
     276.0      10.6
     277.0      13.9
     278.0       5.9
     283.0       1.0
     301.0     100.0
     302.0      43.2
     303.0      16.2
     304.0       2.7
     319.0       3.1
     347.0       6.5
     348.0       5.7
     349.0       1.3