2,3-丁二醇

Mass

MS-NW-4381          
2,3-butanediol
C4H10O2             (Mass of molecular ion:     90)

   Source Temperature: 220 °C
   Sample Temperature: 170 °C
   Reservoir, 75 eV

      15.0       3.1
      19.0       6.0
      26.0       1.1
      27.0       8.0
      28.0       4.5
      29.0       6.9
      31.0       2.2
      41.0       1.3
      42.0       1.2
      43.0       9.6
      44.0       4.3
      45.0     100.0
      46.0       3.4
      47.0       4.9
      55.0       1.9
      57.0       9.1
      75.0       2.9
      90.0       1.0

Assign. Shift(ppm) A 3.99 B 3.764 C 1.114

     Hz     ppm     Int.

   1594.24   3.990    120
   1513.06   3.786    101
   1507.69   3.773    228
   1506.59   3.770    204
   1502.32   3.760    204
   1501.34   3.757    223
   1495.97   3.744     94
    448.49   1.123   1000
    442.02   1.107    929