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Pyridine

Product Name Pyridine

CAS110-86-1

MFC5H5N

MW79.1

¹³CNMR

Mass

MS-NW-0079          
pyridine
C5H5N               (Mass of molecular ion:     79)

   Source Temperature: 200 °C
   Sample Temperature:  25 °C
   Reservoir, 75 eV

      26.0       4.7
      27.0       1.4
      28.0       1.4
      37.0       1.4
      38.0       1.8
      39.0       6.0
      49.0       2.6
      50.0      13.6
      51.0      22.3
      52.0      56.0
      53.0       6.1
      75.0       1.6
      76.0       1.2
      78.0      11.3
      79.0     100.0
      80.0       6.3

90 MHz in CDCl3

400 MHz in CDCl3

parameter in CDCl3

parameter in DMSO-d6

¹H NMR	89.56 MHz
C₅ H₅ N	4.0 mol% in CDCl₃
pyridine

    Assign.     Shift(ppm)

      A             7.277
      B             7.655
      C             8.613

     Hz     ppm     Int.

    775.06   8.655    528
    773.06   8.632    800
    771.06   8.610    494
    768.81   8.585    726
    696.25   7.775    214
    694.44   7.754    387
    692.56   7.733    210
    689.56   7.700    253
    687.88   7.681    402
    687.13   7.673    635
    686.63   7.667    640
    685.75   7.657    275
    684.19   7.640    314
    681.19   7.606    457
    679.31   7.585    828
    677.44   7.565    412
    657.50   7.342    968
    657.00   7.336    844
    655.81   7.323    938
    652.94   7.291    858
    651.63   7.276   1000
    650.25   7.261    609
    649.50   7.253    597
    647.94   7.235    491
    645.63   7.209    463
    644.38   7.195    596
    643.31   7.184    419

¹H NMR	399.65 MHz
C₅ H₅ N	0.05 ml : 0.5 ml CDCl₃
pyridine

    Assign.     Shift(ppm)

      A             8.593
      B             7.617
      C             7.231

     Hz     ppm     Int.

   3449.46   8.632     32
   3437.99   8.603    642
   3436.28   8.599    744
   3434.69   8.595    422
   3433.72   8.592    426
   3432.13   8.588    681
   3430.30   8.584    530
   3424.93   8.570     30
   3055.54   7.646     34
   3053.96   7.642    282
   3052.12   7.637    499
   3050.29   7.633    281
   3047.85   7.627     53
   3046.51   7.623    341
   3046.14   7.623    364
   3044.56   7.619    783
   3042.85   7.614    319
   3042.48   7.613    336
   3040.28   7.608     39
   3038.70   7.604    298
   3036.87   7.599    531
   3035.03   7.595    277
   2906.25   7.272     31
   2905.15   7.270     35
   2904.17   7.267     41
   2903.56   7.266     42
   2902.71   7.264     43
   2901.98   7.262     49
   2900.27   7.258     64
   2896.36   7.248   1000
   2894.78   7.244    679
   2891.85   7.236    663
   2890.50   7.233    952
   2888.55   7.228    854
   2886.96   7.224    542
   2884.28   7.218    565
   2882.81   7.214    823

¹H NMR	300 MHz
C₅ H₅ N	10 wt% in CDCl₃
pyridine

    Parameter     ppm  Hz

      D(A)         8.524
      D(B)         7.155
      D(C)         7.542
       J(A,A')        -0.13
       J(A,B)          4.86
       J(A,B')         0.98
       J(A,C)          1.85
       J(A',B)         0.98
       J(A',B')        4.86
       J(A',C)         1.85
       J(B,B')         1.36
       J(B,C)          7.66
       J(B',C)         7.66
     
     CASTELLANO,S. ET AL. J.CHEM.PHYS. 46, 327 (1967)

     Hz     ppm     Int.

   2561.05   8.537    755
   2559.26   8.531   1000
   2557.76   8.526    506
   2556.86   8.523    520
   2555.18   8.517    963
   2553.43   8.511    738
   2272.35   7.574    134
   2270.50   7.568    253
   2268.66   7.562    135
   2264.51   7.548    225
   2262.86   7.543    543
   2261.17   7.537    221
   2257.05   7.523    178
   2255.20   7.517    327
   2253.35   7.511    170
   2153.07   7.177    735
   2151.61   7.172    468
   2148.77   7.163    465
   2147.31   7.158    751
   2145.39   7.151    675
   2143.87   7.146    389
   2141.21   7.137    375
   2139.72   7.132    619

¹H NMR	300 MHz
C₅ H₅ N	30 % in DMSO
pyridine

    Parameter     ppm  Hz

      D(A)         8.59
      D(B)         7.38
      D(C)         7.75
       J(A,A')         0.4
       J(A,B)          5.5
       J(A,B')         0.9
       J(A,C)          1.9
       J(A',B)         0.9
       J(A',B')        5.5
       J(A',C)         1.9
       J(B,B')         1.6
       J(B,C)          7.6
       J(B',C)         7.6
     
     BRUEGEL,W. Z.ELEKTROCHEM.BER.BUNSENGES.PHYS.CHEM.
     66, 159 (1962)

     Hz     ppm     Int.

   2581.16   8.604    692
   2579.35   8.598   1000
   2577.85   8.593    481
   2576.43   8.588    476
   2574.68   8.582    936
   2572.92   8.576    752
   2334.73   7.782    129
   2332.84   7.776    236
   2330.97   7.770    133
   2327.02   7.757    241
   2325.26   7.751    517
   2323.48   7.745    237
   2319.56   7.732    175
   2317.67   7.726    308
   2315.78   7.719    164
   2220.84   7.403    691
   2219.36   7.398    439
   2215.94   7.386    453
   2214.42   7.381    783
   2213.32   7.378    736
   2211.70   7.372    375
   2208.45   7.361    352
   2206.89   7.356    588

in CDCl3

liquid film

4880 A,100M,liquid

COBALT COMPLEX, IN CHCL3

ANION RADICAL, ELECTROREDUCTION IN LIQ. NH3, -75C

DIMER ANION RADICAL, REDUCTION WITH K IN DME

MN(II) COMPLEX IN TOLUENE

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