Mass

MS-IW-0114          
3-(6-methoxy-3-methyl-2-benzofuranyl)acrylic acid
C13H12O4            (Mass of molecular ion:    232)

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

      18.0       2.9
      28.0       1.0
      51.0       1.1
      55.0       1.0
      63.0       1.6
      77.0       1.1
      89.0       1.6
      91.0       1.0
      93.0       1.1
     102.0       2.4
     115.0       4.3
     116.0       2.7
     127.0       1.3
     128.0       1.0
     144.0       2.6
     145.0       1.2
     147.0       2.6
     159.0       1.1
     161.0       1.9
     162.0       1.7
     171.0       7.0
     172.0       1.7
     173.0       4.3
     175.0       3.1
     186.0       1.9
     187.0      21.9
     188.0       7.2
     189.0       5.9
     190.0       4.8
     191.0       1.2
     204.0       1.5
     214.0       1.4
     215.0       5.3
     217.0      23.9
     218.0       3.2
     232.0     100.0
     233.0      14.3
     234.0       1.9