(+)-DIBENZOYL-L-TARTARIC ANHYDRIDE(64339-95-3) IR1

Mass

MS-IW-4880          
2,3-di-o-benzoyl-L-tartaric anhydride
C18H12O7            (Mass of molecular ion:    340)

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

      18.0       3.6
      28.0       2.1
      38.0       1.2
      39.0       1.3
      43.0       1.0
      44.0       5.6
      50.0       4.1
      51.0      10.1
      52.0       1.3
      74.0       1.7
      75.0       1.1
      76.0       2.2
      77.0      37.9
      78.0       3.3
     105.0     100.0
     106.0       8.2
     122.0      39.9
     123.0       3.8