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2,3-二甲基喹戊啉

产品名称 2,3-二甲基喹戊啉

CAS号2379-55-7

分子式C10H10N2

分子量158.2

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  • Mass

    MS-NW-2007          
    2,3-dimethylquinoxaline
    C10H10N2            (Mass of molecular ion:    158)
    

       Source Temperature: 240 °C
       Sample Temperature: 170 °C
       Reservoir, 75 eV
    

          27.0       3.1
          38.0       1.4
          39.0       3.3
          42.0       1.5
          50.0      13.8
          51.0       4.3
          52.0       1.9
          53.0       1.0
          62.0       1.1
          63.0       3.1
          64.0       1.6
          74.0       2.5
          75.0       6.4
          76.0      28.0
          77.0      20.0
          78.0       1.7
          79.0       3.1
          89.0       4.3
          90.0       5.5
         102.0       4.0
         116.0       3.8
         117.0     100.0
         118.0       9.4
         143.0       3.0
         157.0       1.6
         158.0      85.5
         159.0      10.4
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C10 H10 N2 0.041 g : 0.5 ml CDCl3
    2,3-dimethylquinoxaline
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.96 B 7.65 C 2.706

         Hz     ppm     Int.
    

        718.94   8.028     55
        715.44   7.989     61
        713.06   7.962     47
        712.31   7.954     39
        708.94   7.916     91
        688.56   7.689     97
        685.56   7.655     44
        684.75   7.646     44
        682.31   7.619     61
        678.81   7.580     56
        242.38   2.707   1000
    

in CDCl3



KBr disc



nujol mull





ANION RADICAL, REDUCTION WITH K IN THF