甲基丙二醇

Mass

MS-IW-5088          
2-methyl-1,3-propanediol
C4H10O2             (Mass of molecular ion:     90)

   Source Temperature: 200 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      15.0       1.6
      17.0       1.9
      18.0       9.4
      19.0       2.3
      26.0       2.7
      27.0      18.2
      28.0       8.6
      29.0      22.0
      30.0       5.6
      31.0      72.5
      32.0       1.9
      33.0       1.0
      37.0       1.8
      38.0       3.1
      39.0      24.4
      40.0       9.8
      41.0      75.2
      42.0     100.0
      43.0      46.2
      44.0       9.1
      45.0       3.9
      47.0       2.6
      49.0      23.4
      50.0       1.1
      51.0       1.0
      53.0       2.8
      54.0       7.0
      55.0       4.9
      57.0      67.8
      58.0       4.8
      59.0      17.8
      60.0       7.2
      70.0       2.3
      71.0       6.5
      72.0      29.2
      73.0       2.3

Assign. Shift(ppm) A 4.47 B *1 3.58 C *1 3.55 D 1.858 E 0.869

     Hz     ppm     Int.

   1791.75   4.484    200
   1786.62   4.471    449
   1781.49   4.458    233
   1445.31   3.617     64
   1440.19   3.604    124
   1434.57   3.590    236
   1429.32   3.577    345
   1425.42   3.567    285
   1424.32   3.564    291
   1420.78   3.556    242
   1418.70   3.550    240
   1413.82   3.538    246
   1410.16   3.529     99
   1407.96   3.523    100
   1403.08   3.511     82
    754.27   1.888     57
    752.44   1.883     66
    747.31   1.870    111
    745.48   1.866     80
    742.07   1.857     74
    740.36   1.853    117
    738.53   1.848     57
    735.23   1.840     65
    733.40   1.836     66
    728.15   1.822     31
    351.07   0.879    953
    344.12   0.862   1000