图谱信息 供应商 相关产品
网站主页CAS数据库列表 1684-14-6更多图谱2,3-二苯基喹喔啉(1684-14-6)核磁图(13CNMR)

2,3-二苯基喹喔啉

产品名称 2,3-二苯基喹喔啉

CAS号1684-14-6

分子式C20H14N2

分子量282.34


  • Mass

    MS-IW-9011          
    2,3-diphenylquinoxaline
    C20H14N2            (Mass of molecular ion:    282)
    

       Source Temperature: 160 °C
       Sample Temperature: 120 °C
       Direct, 75 eV
    

          28.0       1.2
          50.0       9.5
          51.0       4.0
          63.0       1.1
          74.0       1.2
          75.0       3.4
          76.0      17.7
          77.0       8.2
         102.0       2.0
         103.0       3.0
         126.0       1.7
         127.0       1.8
         128.0       1.7
         140.0      13.4
         140.5      11.5
         141.0      19.2
         151.0       5.9
         152.0       7.0
         153.0       3.8
         176.0       1.5
         177.0       4.0
         178.0      19.7
         179.0      38.7
         180.0       5.7
         205.0       3.5
         279.0       1.8
         281.0      64.0
         282.0     100.0
         283.0      21.0
         284.0       2.3
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C20 H14 N2 0.041 g : 0.5 ml CDCl3
    2,3-diphenylquinoxaline
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.177 B 7.753 C 7.522 D 7.33

         Hz     ppm     Int.
    

       3276.98   8.200     34
       3275.88   8.197     44
       3272.95   8.190    346
       3269.53   8.181    307
       3266.60   8.174    277
       3263.06   8.165    384
       3260.13   8.158     47
       3259.16   8.156     39
       3106.81   7.774     42
       3105.83   7.772     52
       3102.78   7.764    360
       3099.49   7.756    267
       3096.44   7.748    289
       3093.02   7.740    344
       3090.09   7.732     43
       3088.99   7.730     33
       3014.04   7.542     56
       3011.11   7.535    441
       3009.52   7.531    485
       3008.06   7.527    247
       3007.08   7.525    212
       3005.62   7.521    205
       3004.15   7.517    401
       3003.54   7.516    445
       3001.46   7.511    542
       2946.90   7.374     48
       2945.19   7.370     48
       2940.06   7.357    158
       2938.84   7.354    193
       2936.04   7.347    244
       2935.18   7.345    377
       2933.35   7.340   1000
       2931.27   7.335    463
       2929.57   7.331    200
       2927.61   7.326    284
       2926.03   7.322    474
       2925.54   7.321    448
       2923.95   7.317     97
       2922.97   7.314     91
       2921.88   7.312     95
       2920.29   7.308    139
       2918.82   7.304     75
       2917.11   7.300     95
    

in CDCl3



KBr disc



nujol mull