图谱信息 供应商 相关产品
网站主页CAS数据库列表 2882-20-4更多图谱2-甲基-3-(甲硫基)吡嗪(2882-20-4)核磁图(1HNMR)

2-甲基-3-(甲硫基)吡嗪

产品名称 2-甲基-3-(甲硫基)吡嗪

CAS号2882-20-4

分子式C6H8N2S

分子量140.21

展开


  • Mass

    MS-NW-4638          
    2-methyl-3-(methylthio)pyrazine
    C6H8N2S             (Mass of molecular ion:    140)
    

       Source Temperature: 250 °C
       Sample Temperature: 170 °C
       Reservoir, 75 eV
    

          15.0       4.8
          18.0       1.1
          26.0       5.2
          27.0       3.2
          28.0       3.0
          37.0       2.1
          38.0       3.6
          39.0      10.6
          40.0       7.9
          41.0       5.8
          42.0      23.2
          44.0       1.1
          45.0       9.9
          46.0       3.5
          47.0       3.0
          51.0       2.1
          52.0       8.3
          53.0       2.7
          54.0       1.9
          57.0       8.7
          58.0       2.9
          59.0       1.9
          61.0       1.1
          64.0       1.4
          65.0       2.5
          66.0      11.6
          67.0       8.3
          68.0       3.8
          69.0       2.7
          70.0       3.8
          71.0       4.7
          72.0       5.2
          73.0      10.9
          74.0       1.8
          79.0       2.6
          80.0       2.2
          81.0       7.1
          82.0       1.2
          83.0       1.7
          84.0      19.5
          85.0       1.5
          86.0       1.1
          92.0       1.0
          93.0      18.5
          94.0      16.6
          95.0       6.2
          96.0       1.1
          98.0       7.0
          99.0       1.1
         106.0      20.9
         107.0      37.5
         108.0       3.4
         124.0       2.1
         125.0      27.5
         126.0       2.1
         127.0       1.4
         139.0      12.2
         140.0     100.0
         141.0       8.9
         142.0       4.8
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C6 H8 N2 S 0.04 ml : 0.5 ml CDCl3
    2-methyl-3-(methylthio)pyrazine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.21 B 8.08 C 2.55 D 2.48 J(A,B)=2.7HZ.

         Hz     ppm     Int.
    

        736.75   8.227     53
        736.06   8.219     50
        734.00   8.196     79
        733.38   8.189     73
        724.63   8.092    104
        721.94   8.061     76
        227.81   2.544   1000
        222.69   2.487    530
        222.25   2.482    533
    

in CDCl3



liquid film