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492-73-9

Di-2-pyridylglyoxal

Product Name Di-2-pyridylglyoxal

CAS492-73-9

MFC12H8N2O2

MW212.2

More

  • 492-73-9_ms
    Mass

    MS-NW-6743          
    di-2-pyridyl diketone
    C12H8N2O2           (Mass of molecular ion:    212)
    

       Source Temperature: 150 °C
       Sample Temperature: 100 °C
       Direct, 75 eV
    

          18.0       2.0
          26.0       3.7
          27.0      12.0
          28.0       5.2
          37.0       1.7
          38.0       2.5
          39.0       4.9
          44.0       1.1
          49.0       2.6
          50.0      13.5
          51.0      46.3
          52.0      18.3
          53.0       2.1
          63.0       1.3
          75.0       2.4
          76.0       4.3
          77.0       3.4
          78.0     100.0
          79.0      10.4
         102.0       1.1
         103.0       1.5
         104.0       1.3
         106.0      10.3
         128.0       5.4
         129.0       9.4
         130.0       5.7
         155.0      17.0
         156.0      46.8
         157.0       5.6
         183.0       1.2
         184.0       4.0
         212.0      14.5
         213.0       2.3
    

parameter in DMSO-d6

90 MHz in CDCl3

  • 492-73-9_1hnmr_0

    1H NMR 300 MHz
    C12 H8 N2 O2 30 % in DMSO
    di-2-pyridyl diketone
    ChemicalStructure
        Parameter     ppm  Hz
    D(A) 8.84 D(B) 7.89 D(C) 8.30 D(D) 8.40 J(A,B) 4.9 J(A,C) 1.8 J(A,D) 1.3 J(B,C) 7.9 J(B,D) 1.6 J(C,D) 8.0 BRUEGEL,W. Z.ELEKTROCHEM.BER.BUNSENGES.PHYS.CHEM. 66, 159 (1962)

         Hz     ppm     Int.
    

       2656.00   8.853    494
       2654.48   8.848    743
       2652.95   8.843    549
       2651.11   8.837    549
       2649.59   8.832    763
       2648.07   8.827    527
       2526.01   8.420    368
       2524.51   8.415    590
       2523.06   8.410    396
       2518.01   8.393    649
       2516.54   8.388   1000
       2515.06   8.384    630
       2498.39   8.328    541
       2496.60   8.322    534
       2490.52   8.302    848
       2488.75   8.296    834
       2482.59   8.275    370
       2480.81   8.269    360
       2374.04   7.913    489
       2372.35   7.908    489
       2369.14   7.897    496
       2367.44   7.891    534
       2366.28   7.888    507
       2364.56   7.882    446
       2361.35   7.871    427
       2359.67   7.866    411
    

  • 492-73-9_1hnmr_2

    1H NMR 89.56 MHz
    C12 H8 N2 O2 0.042 g : 0.5 ml CDCl3
    di-2-pyridyl diketone
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.567 B 8.184 C 7.918 D 7.479

         Hz     ppm     Int.
    

        771.06   8.610    448
        770.13   8.600    577
        769.38   8.591    562
        768.44   8.581    552
        766.38   8.558    515
        765.38   8.547    632
        764.69   8.539    601
        763.69   8.528    586
        739.25   8.255    411
        738.25   8.244    535
        737.81   8.239    540
        736.81   8.228    451
        731.44   8.168    812
        730.44   8.156   1000
        730.00   8.151    961
        729.06   8.141    782
        716.94   8.006    651
        715.25   7.987    650
        709.44   7.922    974
        707.75   7.903    893
        701.69   7.835    524
        699.94   7.816    499
        675.81   7.546    722
        674.38   7.530    730
        671.06   7.493    644
        669.63   7.477    651
        668.31   7.463    511
        666.88   7.447    474
        663.56   7.410    461
        662.13   7.394    442
    

in CDCl3

  • 492-73-9_13cnmr

KBr disc

  • 492-73-9_ir1_2

nujol mull

  • 492-73-9_ir2