1-Naphthoic anhydride

Mass

MS-IW-9649          
bis(1-naphthoic) anhydride
C22H14O3            (Mass of molecular ion:    326)

   Source Temperature: 210 °C
   Sample Temperature: 170 °C
   Direct, 75 eV

      51.0       1.6
      75.0       1.9
      77.0       4.2
     101.0       2.3
     126.0       5.0
     127.0      42.5
     128.0       4.9
     155.0     100.0
     156.0      12.1
     172.0       3.0
     281.0       1.3
     282.0       1.4
     326.0       8.7
     327.0       2.1