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3-Hydroxy-6-methylpyridine

Product Name 3-Hydroxy-6-methylpyridine

CAS1121-78-4

MFC6H7NO

MW109.13

¹³CNMR

Mass

MS-NW-6534          
6-methyl-3-pyridinol
C6H7NO              (Mass of molecular ion:    109)

   Source Temperature: 260 °C
   Sample Temperature: 190 °C
   Reservoir, 75 eV

      18.0       2.1
      26.0       2.8
      27.0       9.5
      28.0       3.6
      29.0       1.8
      37.0       1.5
      38.0       2.8
      39.0      10.3
      40.0       1.9
      41.0       2.5
      42.0       4.1
      43.0       1.0
      49.0       1.2
      50.0       4.8
      51.0       6.2
      52.0       5.7
      53.0      13.8
      54.0       9.6
      54.5       1.8
      55.0       5.0
      57.0       1.3
      63.0       1.2
      64.0       1.7
      65.0       1.0
      66.0       1.2
      67.0       1.1
      68.0       2.0
      70.0       1.0
      80.0      36.4
      81.0      11.8
      82.0       4.6
      91.0       1.1
      94.0       2.6
     108.0      14.3
     109.0     100.0
     110.0       7.5

400 MHz in DMSO-d6

parameter in DMSO-d6

¹H NMR	399.65 MHz
C₆ H₇ N O	0.028 g : 0.5 ml DMSO-d₆
6-methyl-3-pyridinol

    Assign.     Shift(ppm)

      A             9.64
      B             8.017
      C             7.065
      D             7.051
      E             2.348

     Hz     ppm     Int.

   3853.76   9.643     93
   3205.87   8.022    110
   3205.11   8.020    117
   3203.43   8.016    128
   3202.51   8.014    121
   2832.34   7.088     35
   2829.90   7.081     28
   2824.10   7.067    177
   2821.50   7.060    218
   2819.98   7.057    198
   2819.21   7.055    209
   2811.58   7.036     38
   2810.97   7.034     34
    938.57   2.349   1000

¹H NMR	300 MHz
C₆ H₇ N O	30 % in DMSO
6-methyl-3-pyridinol

    Parameter     ppm  Hz

      D(A)         8.23
      D(B)         7.28
      D(C)         7.15
       J(A,B)          2.3
       J(A,C)          0.6
       J(B,C)          8.7
     
      D(D)         8.8
     
      D(E)         2.50
     
     BRUEGEL,W. Z.ELEKTROCHEM.(BER.BUNSENGES.PHYS.CHEM.)
     66, 159 (1962)
     H(D):BROAD.

     Hz     ppm     Int.

   2640.01   8.800    333
   2470.00   8.233    128
   2468.09   8.227    130
   2189.94   7.300     70
   2187.73   7.292     68
   2181.29   7.271    107
   2179.02   7.263    106
   2149.07   7.164    146
   2148.73   7.162    146
   2140.37   7.135     94
   2140.02   7.133     94
    750.03   2.500   1000

in DMSO-d6

KBr disc

nujol mull

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