5,7-Dihydroxy-3',4',5'-trimethoxyflavanone(62252-10-2) IR1

Mass

MS-IW-6682          
5,7-dihydroxy-2-(3,4,5-trimethoxyphenyl)-4-chromanone
C18H18O7            (Mass of molecular ion:    346)

   Source Temperature: 160 °C
   Sample Temperature: 190 °C
   Direct, 75 eV

      17.0       2.1
      18.0      11.1
      28.0       6.2
      43.0       1.1
      65.0       1.7
      69.0       2.5
      77.0       1.7
      78.0       1.0
      91.0       2.5
     108.0       1.0
     119.0       2.3
     121.0       1.8
     123.0       1.3
     124.0       1.1
     128.5       1.0
     134.0       1.1
     136.0       5.9
     136.5       1.5
     137.0       1.2
     151.0       4.5
     152.0       3.7
     153.0       4.7
     165.0       1.6
     168.0       3.4
     173.0       1.5
     178.0       1.3
     179.0      33.1
     180.0       4.5
     181.0     100.0
     182.0      11.1
     183.0       1.3
     194.0      22.8
     195.0       3.2
     213.0       1.1
     215.0       1.2
     303.0       4.5
     315.0       3.9
     329.0       2.4
     331.0       2.6
     345.0      19.3
     346.0      75.0
     347.0      15.1
     348.0       2.5
     380.0       2.6