Pinostrobin(480-37-5) ¹H NMR

Mass

MS-IW-8758          
5-hydroxy-7-methoxy-2-phenyl-4-chromanone
C16H14O4            (Mass of molecular ion:    270)

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

      18.0       1.2
      39.0       3.4
      50.0       1.4
      51.0       5.3
      52.0       1.8
      53.0       2.5
      55.0       1.1
      63.0       1.6
      65.0       1.2
      66.0       1.1
      67.0       1.6
      69.0       6.6
      76.0       1.1
      77.0       7.3
      78.0       5.1
      79.0       1.7
      91.0       4.3
      95.0      14.8
      96.0       1.4
     102.0       1.8
     103.0       8.0
     104.0       7.0
     105.0       2.5
     108.0       1.3
     109.0       1.2
     110.0       9.2
     111.0       1.4
     114.0       5.1
     115.0       1.2
     123.0       3.4
     131.0       2.1
     136.0       3.0
     137.0       3.8
     138.0      25.6
     139.0       2.5
     140.0       1.1
     150.0       1.4
     151.0       1.0
     152.0       1.0
     164.0       1.0
     165.0       1.6
     166.0      56.7
     167.0      15.7
     168.0       1.8
     179.0       1.2
     192.0       4.4
     193.0      77.8
     194.0       8.6
     195.0       1.2
     227.0       2.6
     241.0       1.6
     242.0       4.0
     252.0       5.7
     253.0       4.0
     255.0       1.1
     269.0      51.4
     270.0     100.0
     271.0      18.5
     272.0       2.4