Dibutyl phosphite

Mass

MS-NW-1153          
dibutyl phosphite
C8H19O3P            (Mass of molecular ion:    194)

   Source Temperature: 240 °C
   Sample Temperature: 170 °C
   Reservoir, 75 eV

      27.0       4.6
      28.0       4.7
      29.0      10.3
      31.0       2.3
      39.0       2.8
      41.0      13.5
      42.0       1.3
      43.0       2.1
      55.0       4.4
      56.0       7.9
      57.0      15.4
      65.0       3.1
      66.0       1.4
      73.0       1.4
      82.0       1.0
      83.0     100.0
      95.0       1.7
      96.0       2.2
      97.0       3.4
     109.0       5.8
     123.0       1.7
     138.0       1.5
     139.0       5.0

Assign. Shift(ppm) A 6.623 B 4.075 C 1.67 D 1.43 E 0.95 J(P-31,A)=691.5HZ, J(P-31,B)=8.4HZ

     Hz     ppm     Int.

    955.40  10.668    289
    376.02   4.199    169
    369.67   4.128    470
    367.53   4.104    207
    363.40   4.058    281
    361.26   4.034    498
    354.91   3.963    266
    263.90   2.947    309
    159.48   1.781     72
    157.98   1.764    124
    155.52   1.737     92
    151.55   1.693    215
    149.33   1.668    143
    144.57   1.615    238
    144.01   1.608    227
    141.87   1.585    131
    138.93   1.552    165
    137.66   1.538    196
    137.03   1.531    176
    132.98   1.485    126
    131.40   1.468    176
    129.65   1.448    194
    125.76   1.405    141
    124.97   1.396     99
    122.83   1.372    167
    116.24   1.298    152
    115.29   1.288     86
     92.36   1.032    234
     91.25   1.019    437
     90.69   1.013    450
     84.82   0.948   1000
     83.47   0.933    389
     80.38   0.898     80
     78.47   0.877    167
     77.36   0.864    223
     75.54   0.844    116