5-CARBETHOXY-2-THIOURACIL(38026-46-9) ¹H NMR

Mass

MS-NW-7885          
ethyl 4-oxo-2-thioxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate
C7H8N2O3S           (Mass of molecular ion:    200)

   Source Temperature: 230 °C
   Sample Temperature: 190 °C
   Direct, 75 eV

      14.0       1.9
      15.0       2.4
      17.0       1.5
      18.0       6.1
      25.0       1.7
      26.0       7.6
      27.0      21.6
      28.0      44.3
      29.0      24.3
      31.0      10.6
      32.0       8.9
      33.0       1.0
      38.0       2.1
      39.0       4.2
      40.0      11.3
      41.0       9.4
      42.0      10.4
      43.0       5.2
      44.0      16.9
      45.0      12.7
      46.0       2.6
      50.0       1.3
      51.0       6.0
      52.0       2.4
      53.0      18.3
      54.0       1.4
      55.0       4.7
      57.0       1.5
      58.0       4.0
      59.0      24.6
      60.0      13.5
      61.0       1.8
      67.0       6.4
      68.0      18.0
      69.0      31.7
      70.0       6.4
      71.0       1.9
      72.0       3.3
      83.0       1.4
      84.0       1.2
      85.0      30.3
      86.0       9.4
      87.0       7.8
      94.0       1.4
      95.0       3.5
      96.0      15.0
      97.0       1.3
      98.0       4.9
      99.0       1.6
     100.0       5.9
     110.0       2.4
     111.0       1.4
     112.0       4.1
     113.0       1.5
     114.0       4.8
     126.0       5.5
     127.0       2.4
     128.0      56.2
     129.0       4.5
     130.0       3.0
     142.0       4.1
     154.0      11.7
     155.0      44.3
     156.0      24.4
     157.0       4.1
     158.0       1.3
     172.0      11.3
     173.0       1.0
     200.0     100.0
     201.0      10.3
     202.0       5.7