(+)-DIOP(37002-48-5) IR1

Mass

MS-IW-1185          
(+)-2,3-O-isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)butane
C31H32O2P2          (Mass of molecular ion:    498)

   Source Temperature: 180 °C
   Sample Temperature: 160 °C
   Direct, 75 eV

      18.0       1.6
      41.0       1.4
      43.0       3.7
      51.0       1.4
      57.0       1.2
      59.0       4.5
      77.0       3.2
      78.0       1.1
      85.0       2.4
      91.0       2.7
     107.0       3.5
     108.0       7.1
     109.0       1.7
     115.0       1.1
     121.0       6.5
     133.0       1.5
     152.0       2.4
     183.0      25.4
     184.0       3.8
     185.0      58.6
     186.0       9.6
     199.0       2.9
     201.0       3.1
     226.0       1.0
     229.0       1.4
     238.0       1.5
     239.0       2.7
     249.0       1.8
     253.0       1.3
     254.0       5.8
     255.0      39.5
     256.0       7.0
     262.0       5.0
     263.0       1.8
     313.0     100.0
     314.0      21.2
     315.0       2.5
     421.0       3.1
     483.0       1.5
     498.0       2.6