2882-20-4

2-甲基-3-(甲硫基)吡嗪(2882-20-4)核磁图(¹HNMR)

产品名称:2-甲基-3-(甲硫基)吡嗪

CAS:2882-20-4

分子式:C6H8N2S

分子量: 140.21

InChI:InChI=1S/C6H8N2S/c1-5-6(9-2)8-4-3-7-5/h3-4H,1-2H3

InChIKey: PPPFFGVGWFKTHX-UHFFFAOYSA-N

Smiles:C1(C)=NC=CN=C1SC

¹HNMR

¹³CNMR

IR1

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

    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