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网站主页CAS数据库列表 6935-29-1更多图谱喹喔啉-N-氧化物(6935-29-1)核磁图(1HNMR)

喹喔啉-N-氧化物

产品名称 喹喔啉-N-氧化物

CAS号6935-29-1

分子式C8H6N2O

分子量146.15

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  • Mass

    MS-KW-0788          
    quinoxaline 1-oxide
    C8H6N2O             (Mass of molecular ion:    146)
    

       Source Temperature: 140 °C
       Sample Temperature: 120 °C
       Direct, 75 eV
    

          28.0       1.5
          37.0       1.5
          38.0       2.4
          39.0       3.9
          41.0       2.2
          50.0       7.4
          51.0       4.6
          52.0       3.7
          62.0       1.9
          63.0       6.3
          64.0      11.3
          65.0       2.7
          73.0       6.2
          74.0       2.5
          75.0       4.7
          76.0      10.1
          77.0       1.5
          78.0       2.2
          89.0       2.1
          90.0       7.8
          91.0      23.4
          92.0       2.5
         102.0      11.1
         103.0       7.1
         117.0       2.8
         118.0      10.6
         119.0       1.1
         120.0       1.5
         129.0       5.6
         130.0       9.8
         145.0       2.5
         146.0     100.0
         147.0      10.4
    

parameter in CDCl3


  • 1H NMR 300 MHz
    C8 H6 N2 O 0.16 M in CDCl3
    quinoxaline 1-oxide
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 8.679 D(B) 8.358 J(A,B) 3.5 D(C) 8.594 D(D) 7.760 D(E) 7.836 D(F) 8.142 J(C,D) 8.75 J(C,E) 1.28 J(C,F) 0.59 J(D,E) 7.06 J(D,F) 1.41 J(E,F) 8.54 LIMBACH,H.-H. ET AL. BER.BUNSENGES.PHYS.CHEM. 74, 966 (1970)

         Hz     ppm     Int.
    

       2605.48   8.685    931
       2601.99   8.673   1000
       2583.51   8.612    325
       2583.03   8.610    351
       2582.17   8.607    340
       2581.53   8.605    310
       2574.57   8.582    392
       2573.53   8.578    372
       2573.05   8.577    351
       2509.12   8.364    999
       2505.63   8.352    931
       2448.01   8.160    301
       2447.54   8.158    316
       2446.38   8.155    343
       2439.70   8.132    341
       2439.07   8.130    368
       2438.09   8.127    393
       2437.61   8.125    369
       2359.59   7.865    201
       2358.18   7.861    219
       2352.54   7.842    375
       2351.16   7.837    463
       2349.77   7.833    189
       2344.21   7.814    336
       2342.69   7.809    303
       2335.97   7.787    348
       2334.35   7.781    360
       2328.92   7.763    205
       2327.35   7.758    462
       2325.85   7.753    324
       2320.32   7.734    190
       2318.80   7.729    175
    

KBr disc



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