3-(4-methoxyphenyl)-2-phenylacrylic acid(19319-32-5) IR2

Mass

MS-KW-0317          
(Z)-4-methoxy-alpha-phenylcinnamic acid
C16H14O3            (Mass of molecular ion:    254)

   Source Temperature: 180 °C
   Sample Temperature: 140 °C
   Direct, 75 eV

      18.0       2.8
      28.0       1.0
      39.0       2.7
      44.0       1.4
      50.0       1.4
      51.0       4.0
      62.0       1.2
      63.0       4.5
      64.0       1.7
      65.0       2.1
      69.5       1.1
      70.0       1.0
      74.0       1.2
      75.0       1.8
      76.0       4.1
      77.0       6.5
      78.0       1.4
      79.0       1.0
      81.0       1.1
      81.5       1.0
      82.0       3.4
      82.5       3.2
      83.0       1.7
      87.0       1.3
      88.0       2.3
      89.0       5.7
      90.0       6.8
      91.0       4.6
      92.0       1.2
      94.0       2.2
     102.0       1.6
     103.0       1.1
     104.0       4.2
     104.5       1.7
     105.0       2.6
     108.0       2.4
     109.0       9.3
     113.0       1.4
     115.0       3.5
     118.0      39.8
     119.0       3.5
     121.0       1.0
     126.0       1.2
     127.0       3.3
     128.0       1.3
     133.0       1.3
     135.0       1.6
     137.0      47.2
     138.0       4.8
     139.0       5.4
     140.0       1.0
     151.0       1.9
     152.0       4.6
     153.0       1.7
     163.0       2.7
     164.0       3.8
     165.0      30.1
     166.0       9.4
     167.0       3.9
     176.0       3.4
     177.0       7.8
     178.0       7.8
     179.0       5.2
     180.0       1.0
     193.0       4.8
     194.0      13.9
     195.0       3.6
     205.0       1.8
     208.0       4.2
     209.0      19.3
     210.0       7.2
     211.0       1.5
     221.0       2.2
     235.0       1.8
     236.0       1.9
     237.0       1.1
     253.0       2.1
     254.0     100.0
     255.0      17.8
     256.0       2.2