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网站主页CAS数据库列表 56-04-2更多图谱甲基硫氧嘧啶(56-04-2)红外图谱(IR2)

甲基硫氧嘧啶

产品名称 甲基硫氧嘧啶

CAS号56-04-2

分子式C5H6N2OS

分子量142.18

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  • 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
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C5 H6 N2 O S 0.039 g : 0.5 ml DMSO-d6
    6-methyl-2-thiouracil
    ChemicalStructure
        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
    

in DMSO-d6



KBr disc



nujol mull