Methylthiouracil

Mass

MS-NW-4570          
6-methyl-2-thiouracil
C5H6N2OS            (Mass of molecular ion:    142)

   Source Temperature: 210 °C
   Sample Temperature: 130 °C
   Direct, 75 eV

      15.0       1.3
      18.0       2.9
      26.0       1.3
      27.0       3.7
      28.0       5.4
      32.0       1.3
      37.0       1.2
      38.0       2.5
      39.0       7.8
      40.0       4.1
      41.0       3.4
      42.0      43.2
      43.0       2.6
      45.0       1.9
      46.0       1.1
      52.0       2.0
      53.0       1.0
      54.0       4.6
      55.0       3.6
      57.0       3.1
      59.0       3.5
      60.0       2.7
      67.0       3.2
      68.0      25.5
      69.0       3.9
      71.0       1.3
      72.0       2.9
      82.0       1.4
      83.0      11.5
      84.0      14.8
      86.0       1.5
      87.0       1.9
     109.0       4.6
     113.0       1.5
     114.0       5.7
     142.0     100.0
     143.0       7.1
     144.0       4.9

Assign. Shift(ppm) A *1 12.31 B *1 12.26 C 5.692 D 2.077

     Hz     ppm     Int.

   4919.85  12.311     74
   4919.48  12.310     74
   4900.07  12.261     74
   2275.29   5.694    295
    830.66   2.079   1000