OCTADECANEDIOIC ACID

Mass

MS-IW-3635          
octadecanedioic acid
C18H34O4            (Mass of molecular ion:    314)

   Source Temperature: 150 °C
   Sample Temperature: 130 °C
   Direct, 75 eV

      18.0       4.1
      27.0       2.8
      28.0       1.4
      29.0       7.2
      39.0       2.5
      41.0      22.2
      42.0       4.6
      43.0      21.8
      45.0       3.9
      53.0       1.6
      54.0       2.6
      55.0      35.7
      56.0       6.1
      57.0      16.2
      58.0       1.4
      59.0       2.9
      60.0      17.8
      61.0       3.6
      67.0       6.2
      68.0       4.8
      69.0      23.1
      70.0       5.0
      71.0       9.1
      73.0      24.6
      74.0       3.6
      79.0       1.7
      80.0       2.8
      81.0       7.2
      82.0       5.3
      83.0      17.9
      84.0      44.2
      85.0       7.6
      87.0       5.0
      93.0       2.2
      94.0       3.9
      95.0       6.7
      96.0       5.6
      97.0      15.1
      98.0     100.0
      99.0      11.4
     100.0       1.3
     101.0       3.3
     107.0       2.1
     108.0       3.7
     109.0       3.9
     110.0       3.0
     111.0       8.2
     112.0      35.9
     113.0       4.8
     114.0       1.2
     115.0       3.6
     116.0       1.5
     121.0       3.9
     122.0       2.3
     123.0       2.7
     124.0       1.8
     125.0       4.6
     126.0      12.1
     127.0       2.4
     129.0       7.5
     130.0       8.7
     135.0       3.1
     136.0       1.3
     137.0       1.7
     138.0       1.6
     139.0       2.7
     140.0       7.3
     141.0       1.4
     143.0       2.2
     144.0       2.1
     149.0       1.9
     151.0       1.1
     152.0       1.3
     153.0       1.8
     154.0       6.2
     155.0       1.1
     157.0       1.3
     163.0       1.0
     166.0       1.0
     167.0       1.2
     168.0       2.7
     171.0       3.2
     172.0       1.1
     181.0       1.3
     182.0       1.8
     185.0       2.9
     194.0       1.8
     195.0       1.5
     196.0       1.6
     210.0       1.3
     213.0       1.0
     227.0       3.6
     236.0       2.2
     237.0       3.7
     241.0       1.0
     250.0       2.9
     270.0      23.0
     271.0       4.4
     278.0       9.9
     279.0       2.1
     296.0      14.0
     297.0       3.8

Assign. Shift(ppm) A 12. B 2.177 C 1.478 D 1.24

     Hz     ppm     Int.

    877.92   2.197     88
    870.41   2.178    178
    863.08   2.160    100
    598.40   1.498     39
    591.44   1.480     58
    584.48   1.463     41
    494.37   1.238   1000